Firm Name: Birch Steward Kolasch and Birch, LLP
Firm Number: 703-205-8000
Registration Number: 39,538
Available Cases: 213

Prosecution Experience - By US Class

Class Number Total Cases
257 - ACTIVE SOLID-STATE DEVICES (E.G.,TRANSISTORS, SOLID-STATE DIODES) 47
D14 - RECORDING, COMMUNICATION, OR INFORMATION RETRIEVAL EQUIPMENT 35
348 - TELEVISION 13
362 - ILLUMINATION 12
370 - MULTIPLEX COMMUNICATIONS 9
62 - REFRIGERATION 6
345 - COMPUTER GRAPHICS PROCESSING AND SELECTIVE VISUAL DISPLAY SYSTEMS 6
D07 5
68 - TEXTILES: FLUID TREATING APPARATUS 4
008 4
455 - TELECOMMUNICATIONS 4
361 - ELECTRICITY: ELECTRICAL SYSTEMS AND DEVICES 4
D13 - EQUIPMENT FOR PRODUCTION, DISTRIBUTION, OR TRANSFORMATION OF ENERGY 3
15 - BRUSHING, SCRUBBING, AND GENERAL CLEANING 3
438 - SEMICONDUCTOR DEVICE MANUFACTURING: PROCESS 3
320 - ELECTRICITY: BATTERY OR CAPACITOR CHARGING OR DISCHARGING 2
D10 - MEASURING, TESTING OR SIGNALING INSTRUMENTS 2
D16 - PHOTOGRAPHY AND OPTICAL EQUIPMENT 2
396 - PHOTOGRAPHY 2
353 - OPTICS: IMAGE PROJECTORS 2
250 - RADIANT ENERGY 2
310 - ELECTRICAL GENERATOR OR MOTOR STRUCTURE 2
359 - OPTICAL: SYSTEMS AND ELEMENTS 2
34 - DRYING AND GAS OR VAPOR CONTACT WITH SOLIDS 2
49 - MOVABLE OR REMOVABLE CLOSURES 2
386 - MOTION VIDEO SIGNAL PROCESSING FOR RECORDING OR REPRODUCING 2
312 - SUPPORTS: CABINET STRUCTURE 2
182 - FIRE ESCAPE, LADDER, OR SCAFFOLD 1
219 - ELECTRIC HEATING 1
99 - FOODS AND BEVERAGES: APPARATUS 1
252 - COMPOSITIONS 1
210 - LIQUID PURIFICATION OR SEPARATION 1
726 - INFORMATION SECURITY 1
433 - DENTISTRY 1
57 - TEXTILES: SPINNING, TWISTING, AND TWINING 1
136 - BATTERIES: THERMOELECTRIC AND PHOTOELECTRIC 1
264 - PLASTIC AND NONMETALLIC ARTICLE SHAPING OR TREATING: PROCESSES 1
126 - STOVES AND FURNACES 1
D32 - WASHING, CLEANING, OR DRYING MACHINE 1
222 - DISPENSING 1
285 - PIPE JOINTS OR COUPLINGS 1
343 - COMMUNICATIONS: RADIO WAVE ANTENNAS 1
307 - ELECTRICAL TRANSMISSION OR INTERCONNECTION SYSTEMS 1
315 - ELECTRIC LAMP AND DISCHARGE DEVICES: SYSTEMS 1
375 - PULSE OR DIGITAL COMMUNICATIONS 1
270 - SHEET-MATERIAL ASSOCIATING 1
523 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES 1
524 - SYNTHETIC RESINS OR NATURAL RUBBERS -- PART OF THE CLASS 520 SERIES 1
711 - ELECTRICAL COMPUTERS AND DIGITAL PROCESSING SYSTEMS: MEMORY 1
417 - PUMPS 1
251 - VALVES AND VALVE ACTUATION 1
372 - COHERENT LIGHT GENERATORS 1
313 - ELECTRIC LAMP AND DISCHARGE DEVICES 1
440 - MARINE PROPULSION 1
318 - ELECTRICITY: MOTIVE POWER SYSTEMS 1
715 - DATA PROCESSING: PRESENTATION PROCESSING OF DOCUMENT, OPERATOR INTERFACE PROCESSING, AND SCREEN SAVER DISPLAY PROCESSING 1
135 - TENT, CANOPY, UMBRELLA, OR CANE 1
349 - LIQUID CRYSTAL CELLS, ELEMENTS AND SYSTEMS 1

US Case List ?

Serial Number Class/Subclass Invention Title Ownership History ? Contribution ?
10201... 310/100 ALTERNATOR PULLEY... Unlock Prosecuted (auto)
11764... 455/566 PORTABLE TERMINAL... Unlock Prosecuted (auto)
11776... 345/184 INPUT DEVICE AND MOB... Unlock Prosecuted (auto)
11996... 049/070 REFRIGERATOR DOOR AN... Unlock Prosecuted (auto)
12091... 417/044.110 RECIPROCATING COMPRE... Unlock Prosecuted (auto)
12096... 034/491 AUTOMATIC DRYER AND ... Unlock Prosecuted (auto)
12097... 715/840 CONTROL UNIT FOR REF... Unlock Prosecuted (auto)
12187... 257/097 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
12300... 062/340 REFRIGERATOR... Unlock Prosecuted (auto)
12300... 386/248 METHOD AND APPARATUS... Unlock Prosecuted (auto)
12354... 455/566 MOBILE TERMINAL AND ... Unlock Prosecuted (auto)
12400... 068/003.00R DRUM TYPE WASHING MA... Unlock Prosecuted (auto)
12404... 257/089 LIGHT EMITTING APPAR... Unlock Prosecuted (auto)
12431... 068/012.060 WASHING MACHINE HAVI... Unlock Prosecuted (auto)
12705... 257/099 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
12705... 257/401 MOS GATE POWER SEMIC... Unlock Prosecuted (auto)
12706... 438/021 METHOD OF MANUFACTUR... Unlock Prosecuted (auto)
12706... 257/098 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
12709... 257/094 SEMICONDUCTOR LIGHT-... Unlock Prosecuted (auto)
12709... 313/046 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
12715... 015/250.451 BACKING STRIP FOR WI... Unlock Prosecuted (auto)
12723... 361/807 EXPANSION MODULE FOR... Unlock Prosecuted (auto)
12730... 312/405 REFRIGERATOR... Unlock Prosecuted (auto)
12738... 257/093 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
12739... 524/543 PROCESS FOR POLYMERI... Unlock Prosecuted (auto)
12741... 257/081 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
12742... 312/405 DOOR ASSEMBLY AND RE... Unlock Prosecuted (auto)
12819... 455/575.600 WATCH TYPE MOBILE TE... Unlock Prosecuted (auto)
12840... 135/090 COLLAPSIBLE HUNTING ... Unlock Prosecuted (auto)
12841... 008/158 WASHING MACHINE AND ... Unlock Prosecuted (auto)
12846... 068/196 WASHING MACHINE... Unlock Prosecuted (auto)
12847... 251/305 BUTTERFLY VALVE... Unlock Prosecuted (auto)
12847... 008/158 METHOD OF CONTROLLIN... Unlock Prosecuted (auto)
12878... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
12886... 126/021.00R COOKER... Unlock Prosecuted (auto)
12908... 386/226 METHOD AND DEVICE FO... Unlock Prosecuted (auto)
12934... 257/013 LIGHT-EMITTING ELEME... Unlock Prosecuted (auto)
12942... 372/045.010 LIGHT-EMITTING DEVIC... Unlock Prosecuted (auto)
12948... 438/462 METHOD FOR FORMING S... Unlock Prosecuted (auto)
12948... 257/094 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
12951... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
12961... 008/159 WASHING MACHINE AND ... Unlock Prosecuted (auto)
13024... 318/701 METHOD OF CONTROLLIN... Unlock Prosecuted (auto)
13024... 257/013 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13025... 257/013 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13042... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13046... 257/097 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13053... 711/114 METHOD OF CONTROLLIN... Unlock Prosecuted (auto)
13054... 440/038 NAUTICAL ENGINE FOR ... Unlock Prosecuted (auto)
13112... 349/069 BACKLIGHT UNIT AND D... Unlock Prosecuted (auto)
13114... 257/081 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13139... 062/186 REFRIGERATOR... Unlock Prosecuted (auto)
13139... 062/129 REFRIGERATOR... Unlock Prosecuted (auto)
13159... 257/079 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13161... 257/099 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
13205... 034/086 CLOTHES DRYER... Unlock Prosecuted (auto)
13234... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13234... 257/099 LIGHT EMITTING APPAR... Unlock Prosecuted (auto)
13238... 257/099 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13240... 438/458 METHOD FOR FABRICATI... Unlock Prosecuted (auto)
13254... 008/159 LAUNDERING MACHINE A... Unlock Prosecuted (auto)
13255... 361/303 ELECTRODE STRUCTURE,... Unlock Prosecuted (auto)
13256... 068/013.00R LAUNDRY PROCESSING A... Unlock Prosecuted (auto)
13306... 049/070 REFRIGERATOR DOOR AN... Unlock Prosecuted (auto)
13310... 348/047 3D CAMERA ASSEMBLY H... Unlock Prosecuted (auto)
13320... 099/447 COOKING PAN PROVIDED... Unlock Prosecuted (auto)
13324... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13331... 219/757 COOKING DEVICE WITH ... Unlock Prosecuted (auto)
13337... 343/702 MOBILE TERMINAL... Unlock Prosecuted (auto)
13339... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13341... 257/081 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
13341... 257/013 METHOD FOR FABRICATI... Unlock Prosecuted (auto)
13344... 348/340 FOCUS-FIXED CAMERA M... Unlock Prosecuted (auto)
13423... 345/173 MOBILE TERMINAL AND ... Unlock Prosecuted (auto)
13454... 257/013 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
13577... 285/093 TIGHTNESS-INDICATING... Unlock Prosecuted (auto)
13704... 348/333.110 CAMERA MODULE AND ME... Unlock Prosecuted (auto)
13756... 310/025 VIBRATION MOTOR AND ... Unlock Prosecuted (auto)
13840... 307/104 WIRED-WIRELESS COMBI... Unlock Prosecuted (auto)
13884... 370/281 UPLINK CONTROL INFOR... Unlock Prosecuted (auto)
13884... 370/336 UPLINK CONTROL INFOR... Unlock Prosecuted (auto)
13935... 370/329 METHOD AND APPARATUS... Unlock Prosecuted (auto)
13936... 210/237 HOLLOW FIBER MEMBRAN... Unlock Prosecuted (auto)
13937... 062/425 REFRIGERATOR... Unlock Prosecuted (auto)
13962... 252/062.600 FERRITE MAGNET WITH ... Unlock Prosecuted (auto)
14016... 348/222.100 AUTOMATIC RECOGNITIO... Unlock Prosecuted (auto)
14020... 362/294 BACKLIGHT UNIT AND D... Unlock Prosecuted (auto)
14020... 362/294 BACKLIGHT UNIT AND D... Unlock Prosecuted (auto)
14023... 362/612 LIGHT EMITTING APPAR... Unlock Prosecuted (auto)
14030... 348/340 CAMERA MODULE... Unlock Prosecuted (auto)
14035... 257/079 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14046... 455/073 COMMUNICATION TERMIN... Unlock Prosecuted (auto)
14054... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14059... 257/013 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
14060... 348/333.030 DIGITAL DEVICE AND M... Unlock Prosecuted (auto)
14067... 348/345 CAMERA MODULE FOR EA... Unlock Prosecuted (auto)
14084... 257/099 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
14084... 353/028 PROJECTION DISPLAY D... Unlock Prosecuted (auto)
14090... 257/094 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
14094... 062/344 ICE-MAKING DEVICE FO... Unlock Prosecuted (auto)
14098... 396/085 CAMERA MODULE AND LI... Unlock Prosecuted (auto)
14110... 370/474 METHOD FOR TERMINAL ... Unlock Prosecuted (auto)
14114... 348/208.990 CAMERA MODULE... Unlock Prosecuted (auto)
14114... 222/309 PUMP SAFETY DEVICE F... Unlock Prosecuted (auto)
14122... 370/329 METHOD FOR ALLOCATIN... Unlock Prosecuted (auto)
14123... 396/439 CAMERA MODULE AND ME... Unlock Prosecuted (auto)
14147... 182/116 HUNTING EQUIPMENT... Unlock Prosecuted (auto)
14177... 362/294 LIGHTING DEVICE... Unlock Prosecuted (auto)
14190... 345/633 PORTABLE DEVICE FOR ... Unlock Prosecuted (auto)
14193... 345/633 PORTABLE DEVICE DISP... Unlock Prosecuted (auto)
14302... 362/249.040 LIGHT EMITTING MODUL... Unlock Prosecuted (auto)
14381... 370/252 METHOD AND APPARATUS... Unlock Prosecuted (auto)
14391... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14395... 726/022 METHOD FOR PREVENTIN... Unlock Prosecuted (auto)
14401... 257/098 LIGHT-EMITTING DEVIC... Unlock Prosecuted (auto)
14405... 257/098 LIGHT-EMITTING DEVIC... Unlock Prosecuted (auto)
14427... 348/374 CAMERA MODULE... Unlock Prosecuted (auto)
14438... 057/255 HYBRID FIBER CORD AN... Unlock Prosecuted (auto)
14444... 136/259 BACK SHEET AND SOLAR... Unlock Prosecuted (auto)
14460... 264/001.240 APPARATUS AND METHOD... Unlock Prosecuted (auto)
14487... 433/161 FIXTURE REMOVER FOR ... Unlock Prosecuted (auto)
14496... 257/013 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14500... 257/098 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14511... 362/235 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14512... 315/039.510 LIGHTING DEVICE WITH... Unlock Prosecuted (auto)
14512... 257/099 LIGHT EMITTING MODUL... Unlock Prosecuted (auto)
14512... 362/609 BACKLIGHT UNIT AND D... Unlock Prosecuted (auto)
14520... 353/033 IMAGE PROJECTION APP... Unlock Prosecuted (auto)
14527... 362/294 LIGHTING MODULE AND ... Unlock Prosecuted (auto)
14547... 062/150 DEHUMIDIFIER... Unlock Prosecuted (auto)
14577... 257/013 SEMICONDUCTOR LIGHT ... Unlock Prosecuted (auto)
14597... 359/714 Imaging Lens... Unlock Prosecuted (auto)
14614... 345/163 WIRELESS POWER TRANS... Unlock Prosecuted (auto)
14621... 362/231 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14638... 523/445 INORGANIC FILLER, RE... Unlock Prosecuted (auto)
14704... 257/088 LIGHT EMITTING DIODE... Unlock Prosecuted (auto)
14745... 015/353 ROBOT CLEANER... Unlock Prosecuted (auto)
14755... 015/353 ROBOT CLEANER... Unlock Prosecuted (auto)
14769... 348/189 CALIBRATOR FOR A DIS... Unlock Prosecuted (auto)
14794... 257/048 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14829... 370/329 METHOD AND APPARATUS... Unlock Prosecuted (auto)
14829... 257/013 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14842... 375/267 METHOD FOR TRANSMITT... Unlock Prosecuted (auto)
14922... 362/235 LIGHTING DEVICE... Unlock Prosecuted (auto)
14930... 257/013 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
14930... 348/374 CAMERA MODULE... Unlock Prosecuted (auto)
14941... 270/058.110 APPARATUS FOR POST-P... Unlock Prosecuted (auto)
14981... 361/728 FLEXIBLE DISPLAY APP... Unlock Prosecuted (auto)
15033... 257/098 LIGHT-EMITTING DEVIC... Unlock Prosecuted (auto)
15053... 257/098 LIGHTING LIGHT EMITT... Unlock Prosecuted (auto)
15072... 370/431 APPARATUS FOR TRANSM... Unlock Prosecuted (auto)
15077... 370/312 APPARATUS FOR TRANSM... Unlock Prosecuted (auto)
15077... 362/608 DISPLAY DEVICE... Unlock Prosecuted (auto)
15082... 250/552 LIGHT EMITTING DEVIC... Unlock Prosecuted (auto)
15101... 257/101 LIGHT EMITTING ELEME... Unlock Prosecuted (auto)
15109... 359/824 LENS DRIVING DEVICE ... Unlock Prosecuted (auto)
15112... 345/174 TOUCH WINDOW AND TOU... Unlock Prosecuted (auto)
15115... 250/341.800 DEVICE FOR EXTRACTIN... Unlock Prosecuted (auto)
15151... 320/108 PORTABLE WIRELESS CH... Unlock Prosecuted (auto)
15158... 361/679.030 WEARABLE SMART DEVIC... Unlock Prosecuted (auto)
15163... 320/108 WIRELESS CHARGER FOR... Unlock Prosecuted (auto)
15166... 362/520 VEHICLE LAMP AND VEH... Unlock Prosecuted (auto)
15183... 348/376 PORTABLE CAMERA... Unlock Prosecuted (auto)
15207... 348/335 LENS MOVING UNIT AND... Unlock Prosecuted (auto)
15579... 257/076 ULTRAVIOLET LIGHT EM... Unlock Prosecuted (auto)
29503... D14/138.0AA CELLULAR PHONE... Unlock Prosecuted (auto)
29504... D13/108 CHARGER FOR PORTABLE... Unlock Prosecuted (auto)
29508... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29511... D13/160 CIRCUIT BREAKER... Unlock Prosecuted (auto)
29525... D07/351 MICROWAVE OVEN... Unlock Prosecuted (auto)
29525... D07/351 MICROWAVE OVEN... Unlock Prosecuted (auto)
29525... D07/405 OVEN RANGE... Unlock Prosecuted (auto)
29525... D07/405 MICROWAVE OVEN... Unlock Prosecuted (auto)
29525... D07/351 MICROWAVE OVEN... Unlock Prosecuted (auto)
29528... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29529... D14/250 MOBILE PHONE CASE... Unlock Prosecuted (auto)
29530... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29532... D16/221 BEAM PROJECTOR WITH ... Unlock Prosecuted (auto)
29533... D14/411 STYLUS PEN... Unlock Prosecuted (auto)
29534... D13/168 SMART KEY FOR AUTOMO... Unlock Prosecuted (auto)
29534... D14/223 PORTABLE EARSET... Unlock Prosecuted (auto)
29534... D14/344 WEARABLE DEVICE... Unlock Prosecuted (auto)
29534... D14/205 Wireless HEADSET... Unlock Prosecuted (auto)
29534... D10/070 WEARABLE DEVICE... Unlock Prosecuted (auto)
29535... D14/344 WEARABLE DEVICE... Unlock Prosecuted (auto)
29535... D14/344 WEARABLE DEVICE... Unlock Prosecuted (auto)
29535... D10/070 WEARABLE DEVICE... Unlock Prosecuted (auto)
29537... D14/485 TV RECEIVER WITH ANI... Unlock Prosecuted (auto)
29541... D14/250 -... Unlock Prosecuted (auto)
29541... D14/344 WRIST-WORN SMARTPHON... Unlock Prosecuted (auto)
29541... D14/344 WRIST-WORN SMARTPHON... Unlock Prosecuted (auto)
29541... D14/344 WRIST-WORN SMARTPHON... Unlock Prosecuted (auto)
29541... D14/205 WIRELESS HEADSET... Unlock Prosecuted (auto)
29545... D14/392 -... Unlock Prosecuted (auto)
29545... D32/029 -... Unlock Prosecuted (auto)
29547... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29548... D14/214 -... Unlock Prosecuted (auto)
29548... D14/214 SPEAKER... Unlock Prosecuted (auto)
29549... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29550... D14/126 -... Unlock Prosecuted (auto)
29550... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29550... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 -... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 -... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D14/126 TV RECEIVER... Unlock Prosecuted (auto)
29551... D16/221 PROJECTOR... Unlock Prosecuted (auto)
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