Search

Michael D. David

Examiner (ID: 3760, Phone: (571)270-3737 , Office: P/3641 )

Most Active Art Unit
3641
Art Unit(s)
4155, 3641
Total Applications
1236
Issued Applications
1052
Pending Applications
68
Abandoned Applications
137

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2729536 [patent_doc_number] => 05002162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Brake assembly for vehicles' [patent_app_type] => 1 [patent_app_number] => 7/504560 [patent_app_country] => US [patent_app_date] => 1990-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2296 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/002/05002162.pdf [firstpage_image] =>[orig_patent_app_number] => 504560 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/504560
Brake assembly for vehicles Apr 3, 1990 Issued
Array ( [id] => 2682839 [patent_doc_number] => 05064251 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-12 [patent_title] => 'Electropneumatic air brake control system for railway vehicles' [patent_app_type] => 1 [patent_app_number] => 7/502949 [patent_app_country] => US [patent_app_date] => 1990-04-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4668 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/064/05064251.pdf [firstpage_image] =>[orig_patent_app_number] => 502949 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/502949
Electropneumatic air brake control system for railway vehicles Apr 1, 1990 Issued
07/501551 WET TANK DRAIN VALVE Mar 29, 1990 Abandoned
Array ( [id] => 2755587 [patent_doc_number] => 05074387 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-24 [patent_title] => 'Combined drum and disk brake system' [patent_app_type] => 1 [patent_app_number] => 7/495949 [patent_app_country] => US [patent_app_date] => 1990-03-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4001 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/074/05074387.pdf [firstpage_image] =>[orig_patent_app_number] => 495949 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/495949
Combined drum and disk brake system Mar 19, 1990 Issued
07/524240 BRAKING SYSTEMS Mar 18, 1990 Abandoned
Array ( [id] => 2770130 [patent_doc_number] => 05141209 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-25 [patent_title] => 'Transverse leaf spring type suspension' [patent_app_type] => 1 [patent_app_number] => 7/494454 [patent_app_country] => US [patent_app_date] => 1990-03-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 16 [patent_no_of_words] => 3347 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/141/05141209.pdf [firstpage_image] =>[orig_patent_app_number] => 494454 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/494454
Transverse leaf spring type suspension Mar 15, 1990 Issued
07/494893 HYDRAULIC UNIT Mar 11, 1990 Abandoned
07/466423 VELOCITY-CONTROLLED RAILWAY BUFFER Mar 7, 1990 Abandoned
Array ( [id] => 2734264 [patent_doc_number] => 05037071 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => 'Vibration isolating apparatus' [patent_app_type] => 1 [patent_app_number] => 7/485494 [patent_app_country] => US [patent_app_date] => 1990-02-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 3633 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/037/05037071.pdf [firstpage_image] =>[orig_patent_app_number] => 485494 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/485494
Vibration isolating apparatus Feb 26, 1990 Issued
Array ( [id] => 2965148 [patent_doc_number] => 05181769 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-01-26 [patent_title] => 'Automotive vehicle brake unit with anti-locking device' [patent_app_type] => 1 [patent_app_number] => 7/460939 [patent_app_country] => US [patent_app_date] => 1990-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 9056 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 298 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/181/05181769.pdf [firstpage_image] =>[orig_patent_app_number] => 460939 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/460939
Automotive vehicle brake unit with anti-locking device Feb 21, 1990 Issued
Array ( [id] => 2791706 [patent_doc_number] => 05145238 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-08 [patent_title] => 'Method of braking a vehicle' [patent_app_type] => 1 [patent_app_number] => 7/478480 [patent_app_country] => US [patent_app_date] => 1990-02-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1868 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/145/05145238.pdf [firstpage_image] =>[orig_patent_app_number] => 478480 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/478480
Method of braking a vehicle Feb 11, 1990 Issued
07/470350 VACUUM BRAKE BOOSTER Jan 24, 1990 Abandoned
Array ( [id] => 2739980 [patent_doc_number] => 05071201 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-10 [patent_title] => 'Brake hydraulic pressure control apparatus' [patent_app_type] => 1 [patent_app_number] => 7/466628 [patent_app_country] => US [patent_app_date] => 1990-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 13 [patent_no_of_words] => 6002 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 344 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/071/05071201.pdf [firstpage_image] =>[orig_patent_app_number] => 466628 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/466628
Brake hydraulic pressure control apparatus Jan 16, 1990 Issued
Array ( [id] => 2658494 [patent_doc_number] => 05069508 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-03 [patent_title] => 'Brake hydraulic pressure control apparatus' [patent_app_type] => 1 [patent_app_number] => 7/466636 [patent_app_country] => US [patent_app_date] => 1990-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 7320 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 285 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/069/05069508.pdf [firstpage_image] =>[orig_patent_app_number] => 466636 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/466636
Brake hydraulic pressure control apparatus Jan 16, 1990 Issued
Array ( [id] => 2741791 [patent_doc_number] => 05058714 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-22 [patent_title] => 'Apparatus for a drum brake, in particular for mechanically actuatable self-energizing internal shoe-type drum brakes for automotive vehicles' [patent_app_type] => 1 [patent_app_number] => 7/462516 [patent_app_country] => US [patent_app_date] => 1990-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3028 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/058/05058714.pdf [firstpage_image] =>[orig_patent_app_number] => 462516 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/462516
Apparatus for a drum brake, in particular for mechanically actuatable self-energizing internal shoe-type drum brakes for automotive vehicles Jan 8, 1990 Issued
07/634980 PNEUMATIC BRAKE BOOSTER Jan 6, 1990 Abandoned
Array ( [id] => 2693036 [patent_doc_number] => 05040645 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-20 [patent_title] => 'Cylinder piston device' [patent_app_type] => 1 [patent_app_number] => 7/460297 [patent_app_country] => US [patent_app_date] => 1990-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4553 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 379 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/040/05040645.pdf [firstpage_image] =>[orig_patent_app_number] => 460297 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/460297
Cylinder piston device Jan 2, 1990 Issued
Array ( [id] => 2756690 [patent_doc_number] => 05035469 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-30 [patent_title] => 'Pressure control device for anti-lock or anti-skid systems in motor vehicles' [patent_app_type] => 1 [patent_app_number] => 7/457448 [patent_app_country] => US [patent_app_date] => 1989-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2097 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/035/05035469.pdf [firstpage_image] =>[orig_patent_app_number] => 457448 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/457448
Pressure control device for anti-lock or anti-skid systems in motor vehicles Dec 26, 1989 Issued
Array ( [id] => 2695767 [patent_doc_number] => 05054861 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => 'Braking system for a vehicle with drive-slip control (ASR) and anti-lock system (ABS)' [patent_app_type] => 1 [patent_app_number] => 7/456855 [patent_app_country] => US [patent_app_date] => 1989-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 20 [patent_no_of_words] => 16745 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/054/05054861.pdf [firstpage_image] =>[orig_patent_app_number] => 456855 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/456855
Braking system for a vehicle with drive-slip control (ASR) and anti-lock system (ABS) Dec 25, 1989 Issued
07/444450 CONTROL ACTUATOR AND SWITCH Dec 20, 1989 Abandoned
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