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William Charles Doerrler

Examiner (ID: 5148, Phone: (571)272-4807 , Office: P/3993 )

Most Active Art Unit
3744
Art Unit(s)
3993, 3744, 3404, 3727
Total Applications
3299
Issued Applications
2747
Pending Applications
245
Abandoned Applications
317

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20439378 [patent_doc_number] => 12510209 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-30 [patent_title] => Cryogenic unit [patent_app_type] => utility [patent_app_number] => 18/378505 [patent_app_country] => US [patent_app_date] => 2023-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 0 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 219 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18378505 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/378505
Cryogenic unit Oct 9, 2023 Issued
90/019253 FLUID PUMP FOR DISPENSING A FLUID TO A SETTING OR WORK ENVIRONMENT Sep 27, 2023 Issued
Array ( [id] => 19083913 [patent_doc_number] => 20240110714 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-04-04 [patent_title] => ADAPTABLE DEFROST DAMPER FOR ADJUSTABLE PORT VENTILATOR [patent_app_type] => utility [patent_app_number] => 18/476285 [patent_app_country] => US [patent_app_date] => 2023-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5161 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18476285 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/476285
ADAPTABLE DEFROST DAMPER FOR ADJUSTABLE PORT VENTILATOR Sep 26, 2023 Pending
90/019258 AMPHIBIOUS PUMPING VEHICLE Sep 25, 2023 Issued
18/239019 ELECTRONICALLY ACTUATED DUMBBELL WEIGHT TRAINING DEVICE HAVING SELECTIVELY CONNECTED WEIGHT PLATES Aug 27, 2023 Pending
90/015279 OIL FILTER ASSEMBLY Aug 24, 2023 Issued
18/236653 WAFER TRANSFER APPARATUS AND SUBSTRATE TRANSFER APPARATUS Aug 21, 2023 Pending
90/015276 OIL FILTER ASSEMBLY Aug 17, 2023 Issued
18/235744 CONTROLLING HEAT CAPABILITY OF APPLIANCE ACCORDING TO USER PROXIMITY AND NOTIFYING REMOTE USERS VIA INTERNET FOR INCREASED SAFETY Aug 17, 2023 Abandoned
Array ( [id] => 20300510 [patent_doc_number] => RE050647 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2025-10-21 [patent_title] => Edge lit fixture [patent_app_type] => reissue [patent_app_number] => 18/229742 [patent_app_country] => US [patent_app_date] => 2023-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 22 [patent_no_of_words] => 2392 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18229742 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/229742
Edge lit fixture Aug 2, 2023 Issued
90/015263 OIL FILTER ASSEMBLY Jul 27, 2023 Issued
90/019220 PIVOT COASTER SYSTEMS, APPARATUSES, AND METHODS Jul 16, 2023 Pending
18/200556 HYDRAULIC SYSTEM FOR WORK MACHINE, AND WORK MACHINE May 21, 2023 Pending
Array ( [id] => 20490933 [patent_doc_number] => RE050763 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2026-01-27 [patent_title] => Fishing tool with electric release [patent_app_type] => reissue [patent_app_number] => 18/195561 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 0 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18195561 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/195561
Fishing tool with electric release May 9, 2023 Issued
90/015229 Method And Device For Converting Firearm With Detachable Magazine To A Firearm With Fixed Magazine May 8, 2023 Issued
Array ( [id] => 20199775 [patent_doc_number] => RE050568 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2025-09-02 [patent_title] => Method for evaluating and monitoring formation fracture treatment closure rates and pressures using fluid pressure waves [patent_app_type] => reissue [patent_app_number] => 18/141795 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 11 [patent_no_of_words] => 2598 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18141795 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/141795
Method for evaluating and monitoring formation fracture treatment closure rates and pressures using fluid pressure waves Apr 30, 2023 Issued
18/135040 PLUG FOR OIL FIELD SERVICE WORK AND METHOD OF PRODUCTION Apr 13, 2023 Abandoned
18/127438 Meat Aging Chamber and System Utilizing a Communication Network Mar 27, 2023 Abandoned
18/124891 MULTI-PIECE NUT FOR USE WITH A SHOCK Mar 21, 2023 Abandoned
90/015215 Alignment Aid for Golf Club Mar 21, 2023 Issued
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