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] => 2658558 [patent_doc_number] => 05033798 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-23 [patent_title] => 'Trailer brake anti-swing system and method' [patent_app_type] => 1 [patent_app_number] => 7/454109 [patent_app_country] => US [patent_app_date] => 1989-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 5992 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/033/05033798.pdf [firstpage_image] =>[orig_patent_app_number] => 454109 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/454109
Trailer brake anti-swing system and method Dec 19, 1989 Issued
Array ( [id] => 2733353 [patent_doc_number] => 05028096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Hydraulic brake circuit for a motor vehicle equipped with an anti-lock device and with an anti-skid device for wheels' [patent_app_type] => 1 [patent_app_number] => 7/452940 [patent_app_country] => US [patent_app_date] => 1989-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4503 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 284 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/028/05028096.pdf [firstpage_image] =>[orig_patent_app_number] => 452940 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/452940
Hydraulic brake circuit for a motor vehicle equipped with an anti-lock device and with an anti-skid device for wheels Dec 18, 1989 Issued
Array ( [id] => 2696986 [patent_doc_number] => 05040853 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-20 [patent_title] => 'Electrohydraulic pressure control system' [patent_app_type] => 1 [patent_app_number] => 7/445600 [patent_app_country] => US [patent_app_date] => 1989-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 15 [patent_no_of_words] => 3411 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/040/05040853.pdf [firstpage_image] =>[orig_patent_app_number] => 445600 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/445600
Electrohydraulic pressure control system Dec 18, 1989 Issued
Array ( [id] => 2710193 [patent_doc_number] => 05024304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-18 [patent_title] => 'Vacuum brake force booster with acoustic insulation' [patent_app_type] => 1 [patent_app_number] => 7/450129 [patent_app_country] => US [patent_app_date] => 1989-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1000 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/024/05024304.pdf [firstpage_image] =>[orig_patent_app_number] => 450129 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/450129
Vacuum brake force booster with acoustic insulation Dec 12, 1989 Issued
Array ( [id] => 2866892 [patent_doc_number] => 05118168 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Anti-skid control apparatus for a vehicle braking system' [patent_app_type] => 1 [patent_app_number] => 7/453145 [patent_app_country] => US [patent_app_date] => 1989-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 19 [patent_no_of_words] => 21085 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 386 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/118/05118168.pdf [firstpage_image] =>[orig_patent_app_number] => 453145 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/453145
Anti-skid control apparatus for a vehicle braking system Dec 11, 1989 Issued
Array ( [id] => 2850829 [patent_doc_number] => 05096028 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-17 [patent_title] => 'Brake booster' [patent_app_type] => 1 [patent_app_number] => 7/449030 [patent_app_country] => US [patent_app_date] => 1989-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3668 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/096/05096028.pdf [firstpage_image] =>[orig_patent_app_number] => 449030 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/449030
Brake booster Dec 11, 1989 Issued
Array ( [id] => 2774350 [patent_doc_number] => 05154495 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-10-13 [patent_title] => 'Process (of) for operating a master cylinder' [patent_app_type] => 1 [patent_app_number] => 7/445599 [patent_app_country] => US [patent_app_date] => 1989-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3032 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/154/05154495.pdf [firstpage_image] =>[orig_patent_app_number] => 445599 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/445599
Process (of) for operating a master cylinder Dec 10, 1989 Issued
Array ( [id] => 2791478 [patent_doc_number] => 05114216 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-19 [patent_title] => 'Anti-lock brake system having flow restrictor' [patent_app_type] => 1 [patent_app_number] => 7/448210 [patent_app_country] => US [patent_app_date] => 1989-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 16424 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 565 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/114/05114216.pdf [firstpage_image] =>[orig_patent_app_number] => 448210 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/448210
Anti-lock brake system having flow restrictor Dec 7, 1989 Issued
Array ( [id] => 3579447 [patent_doc_number] => 05496096 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-05 [patent_title] => 'Method of and an apparatus for regulating an electrically regulated brake circuit of a multi-circuit brake mechanism' [patent_app_type] => 1 [patent_app_number] => 7/447499 [patent_app_country] => US [patent_app_date] => 1989-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5355 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/496/05496096.pdf [firstpage_image] =>[orig_patent_app_number] => 447499 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/447499
Method of and an apparatus for regulating an electrically regulated brake circuit of a multi-circuit brake mechanism Dec 6, 1989 Issued
07/446269 TWO FORCE LEVELS OF MECHANICAL BRAKING FOR MATERIALS HANDLING VEHICLES Dec 4, 1989 Abandoned
Array ( [id] => 2701000 [patent_doc_number] => 05009400 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-23 [patent_title] => 'Active spring-and-damper system' [patent_app_type] => 1 [patent_app_number] => 7/443316 [patent_app_country] => US [patent_app_date] => 1989-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1664 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/009/05009400.pdf [firstpage_image] =>[orig_patent_app_number] => 443316 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/443316
Active spring-and-damper system Nov 29, 1989 Issued
Array ( [id] => 2697004 [patent_doc_number] => 05040854 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-20 [patent_title] => 'Brake fluid pressure control apparatus for a vehicle' [patent_app_type] => 1 [patent_app_number] => 7/460670 [patent_app_country] => US [patent_app_date] => 1989-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6397 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/040/05040854.pdf [firstpage_image] =>[orig_patent_app_number] => 460670 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/460670
Brake fluid pressure control apparatus for a vehicle Nov 27, 1989 Issued
Array ( [id] => 2673293 [patent_doc_number] => 05048803 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Hydraulically damping bearing' [patent_app_type] => 1 [patent_app_number] => 7/442159 [patent_app_country] => US [patent_app_date] => 1989-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3391 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 221 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/048/05048803.pdf [firstpage_image] =>[orig_patent_app_number] => 442159 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/442159
Hydraulically damping bearing Nov 27, 1989 Issued
Array ( [id] => 2732130 [patent_doc_number] => 05036956 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => 'Cam actuated brake assembly' [patent_app_type] => 1 [patent_app_number] => 7/439160 [patent_app_country] => US [patent_app_date] => 1989-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2054 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/036/05036956.pdf [firstpage_image] =>[orig_patent_app_number] => 439160 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/439160
Cam actuated brake assembly Nov 19, 1989 Issued
Array ( [id] => 2724596 [patent_doc_number] => 05050938 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-24 [patent_title] => 'Trailer braking in electronically controlled braking systems' [patent_app_type] => 1 [patent_app_number] => 7/437821 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 5313 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/050/05050938.pdf [firstpage_image] =>[orig_patent_app_number] => 437821 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/437821
Trailer braking in electronically controlled braking systems Nov 16, 1989 Issued
Array ( [id] => 2804795 [patent_doc_number] => 05080445 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-14 [patent_title] => 'Trailer brake control for towing vehicles having electronic brake control' [patent_app_type] => 1 [patent_app_number] => 7/437754 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 5367 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/080/05080445.pdf [firstpage_image] =>[orig_patent_app_number] => 437754 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/437754
Trailer brake control for towing vehicles having electronic brake control Nov 16, 1989 Issued
Array ( [id] => 2823828 [patent_doc_number] => 05120114 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-09 [patent_title] => 'Brake system for tractor or towing vehicles' [patent_app_type] => 1 [patent_app_number] => 7/437859 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 893 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/120/05120114.pdf [firstpage_image] =>[orig_patent_app_number] => 437859 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/437859
Brake system for tractor or towing vehicles Nov 16, 1989 Issued
Array ( [id] => 2746516 [patent_doc_number] => 05042885 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-27 [patent_title] => 'Integrated anti-lock braking and traction control system' [patent_app_type] => 1 [patent_app_number] => 7/438174 [patent_app_country] => US [patent_app_date] => 1989-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3248 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/042/05042885.pdf [firstpage_image] =>[orig_patent_app_number] => 438174 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/438174
Integrated anti-lock braking and traction control system Nov 15, 1989 Issued
Array ( [id] => 2837214 [patent_doc_number] => 05088698 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Sealing construction for a gas spring' [patent_app_type] => 1 [patent_app_number] => 7/433363 [patent_app_country] => US [patent_app_date] => 1989-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1075 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/088/05088698.pdf [firstpage_image] =>[orig_patent_app_number] => 433363 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/433363
Sealing construction for a gas spring Nov 7, 1989 Issued
Array ( [id] => 2700149 [patent_doc_number] => 05052663 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Fixation element and method for its production' [patent_app_type] => 1 [patent_app_number] => 7/431070 [patent_app_country] => US [patent_app_date] => 1989-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 2341 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/052/05052663.pdf [firstpage_image] =>[orig_patent_app_number] => 431070 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/431070
Fixation element and method for its production Nov 2, 1989 Issued
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