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] => 2441052 [patent_doc_number] => 04732372 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-22 [patent_title] => 'Dampers for mechanical railway springs' [patent_app_type] => 1 [patent_app_number] => 6/885505 [patent_app_country] => US [patent_app_date] => 1986-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 1331 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/732/04732372.pdf [firstpage_image] =>[orig_patent_app_number] => 885505 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/885505
Dampers for mechanical railway springs Jul 10, 1986 Issued
Array ( [id] => 2524299 [patent_doc_number] => 04825979 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-02 [patent_title] => 'Brake adjuster' [patent_app_type] => 1 [patent_app_number] => 6/883029 [patent_app_country] => US [patent_app_date] => 1986-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1956 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/825/04825979.pdf [firstpage_image] =>[orig_patent_app_number] => 883029 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/883029
Brake adjuster Jul 9, 1986 Issued
Array ( [id] => 2436629 [patent_doc_number] => 04721291 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-26 [patent_title] => 'Vibration-preventing rubber device' [patent_app_type] => 1 [patent_app_number] => 6/882140 [patent_app_country] => US [patent_app_date] => 1986-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2903 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/721/04721291.pdf [firstpage_image] =>[orig_patent_app_number] => 882140 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/882140
Vibration-preventing rubber device Jul 2, 1986 Issued
06/877709 DIAPHRAGM TYPE AIR SPRINGS Jun 22, 1986 Abandoned
Array ( [id] => 2378664 [patent_doc_number] => 04763958 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-16 [patent_title] => 'Apparatus for matching the brake pressure of vehicle combinations to the actual load' [patent_app_type] => 1 [patent_app_number] => 6/889940 [patent_app_country] => US [patent_app_date] => 1986-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2090 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/763/04763958.pdf [firstpage_image] =>[orig_patent_app_number] => 889940 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/889940
Apparatus for matching the brake pressure of vehicle combinations to the actual load Jun 15, 1986 Issued
Array ( [id] => 2320526 [patent_doc_number] => 04705323 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-10 [patent_title] => 'Brake control apparatus for vehicle' [patent_app_type] => 1 [patent_app_number] => 6/873385 [patent_app_country] => US [patent_app_date] => 1986-06-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3936 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/705/04705323.pdf [firstpage_image] =>[orig_patent_app_number] => 873385 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/873385
Brake control apparatus for vehicle Jun 11, 1986 Issued
Array ( [id] => 2333124 [patent_doc_number] => 04712840 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-15 [patent_title] => 'Deceleration-responsive braking corrector' [patent_app_type] => 1 [patent_app_number] => 6/871749 [patent_app_country] => US [patent_app_date] => 1986-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 1334 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/712/04712840.pdf [firstpage_image] =>[orig_patent_app_number] => 871749 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/871749
Deceleration-responsive braking corrector Jun 8, 1986 Issued
Array ( [id] => 2410656 [patent_doc_number] => 04733922 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-29 [patent_title] => 'Valve assembly for brake fluid pressure control' [patent_app_type] => 1 [patent_app_number] => 6/870520 [patent_app_country] => US [patent_app_date] => 1986-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4009 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 560 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/733/04733922.pdf [firstpage_image] =>[orig_patent_app_number] => 870520 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/870520
Valve assembly for brake fluid pressure control Jun 3, 1986 Issued
Array ( [id] => 2403688 [patent_doc_number] => 04743072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-10 [patent_title] => 'Vehicle braking system' [patent_app_type] => 1 [patent_app_number] => 6/868560 [patent_app_country] => US [patent_app_date] => 1986-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4142 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/743/04743072.pdf [firstpage_image] =>[orig_patent_app_number] => 868560 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/868560
Vehicle braking system May 29, 1986 Issued
06/869447 AUTOMATIC SHEET SUPPLYING DEVICE May 26, 1986 Abandoned
Array ( [id] => 2403888 [patent_doc_number] => 04741521 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-03 [patent_title] => 'Axially-loadable bearing' [patent_app_type] => 1 [patent_app_number] => 6/868116 [patent_app_country] => US [patent_app_date] => 1986-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2584 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/741/04741521.pdf [firstpage_image] =>[orig_patent_app_number] => 868116 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/868116
Axially-loadable bearing May 26, 1986 Issued
Array ( [id] => 2414990 [patent_doc_number] => 04738493 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Automobile antiskid hydraulic braking system' [patent_app_type] => 1 [patent_app_number] => 6/864490 [patent_app_country] => US [patent_app_date] => 1986-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4673 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738493.pdf [firstpage_image] =>[orig_patent_app_number] => 864490 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/864490
Automobile antiskid hydraulic braking system May 18, 1986 Issued
Array ( [id] => 2318667 [patent_doc_number] => 04697804 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-06 [patent_title] => 'Sheet feeder for rotary printing machines' [patent_app_type] => 1 [patent_app_number] => 6/865581 [patent_app_country] => US [patent_app_date] => 1986-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2281 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/697/04697804.pdf [firstpage_image] =>[orig_patent_app_number] => 865581 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/865581
Sheet feeder for rotary printing machines May 15, 1986 Issued
Array ( [id] => 2297701 [patent_doc_number] => 04690463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-01 [patent_title] => 'Freight brake control valve having an emergency piston slide valve arranged to provide an accelerated brake application function' [patent_app_type] => 1 [patent_app_number] => 6/853519 [patent_app_country] => US [patent_app_date] => 1986-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2403 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/690/04690463.pdf [firstpage_image] =>[orig_patent_app_number] => 853519 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/853519
Freight brake control valve having an emergency piston slide valve arranged to provide an accelerated brake application function Apr 17, 1986 Issued
Array ( [id] => 2440636 [patent_doc_number] => 04758053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-19 [patent_title] => 'Anti-skid brake control system for automotive vehicle with a feature variable wheel slippage threshold variable depending upon vehicular lateral force' [patent_app_type] => 1 [patent_app_number] => 6/849729 [patent_app_country] => US [patent_app_date] => 1986-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 16 [patent_no_of_words] => 10037 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/758/04758053.pdf [firstpage_image] =>[orig_patent_app_number] => 849729 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/849729
Anti-skid brake control system for automotive vehicle with a feature variable wheel slippage threshold variable depending upon vehicular lateral force Apr 8, 1986 Issued
Array ( [id] => 2404253 [patent_doc_number] => 04725102 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-16 [patent_title] => 'Anti-skid device' [patent_app_type] => 1 [patent_app_number] => 6/847779 [patent_app_country] => US [patent_app_date] => 1986-04-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3406 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 236 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/725/04725102.pdf [firstpage_image] =>[orig_patent_app_number] => 847779 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/847779
Anti-skid device Apr 2, 1986 Issued
Array ( [id] => 2349847 [patent_doc_number] => 04714297 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-22 [patent_title] => 'Fluid pressure brake control portion' [patent_app_type] => 1 [patent_app_number] => 6/844660 [patent_app_country] => US [patent_app_date] => 1986-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1756 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 304 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/714/04714297.pdf [firstpage_image] =>[orig_patent_app_number] => 844660 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/844660
Fluid pressure brake control portion Mar 26, 1986 Issued
Array ( [id] => 2412039 [patent_doc_number] => 04738338 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-19 [patent_title] => 'Brake anti-squeal apparatus' [patent_app_type] => 1 [patent_app_number] => 6/843376 [patent_app_country] => US [patent_app_date] => 1986-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2851 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 155 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/738/04738338.pdf [firstpage_image] =>[orig_patent_app_number] => 843376 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/843376
Brake anti-squeal apparatus Mar 23, 1986 Issued
Array ( [id] => 2380456 [patent_doc_number] => 04781421 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-01 [patent_title] => 'Actuator for use in an anti-skid system' [patent_app_type] => 1 [patent_app_number] => 6/838350 [patent_app_country] => US [patent_app_date] => 1986-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4468 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 366 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/781/04781421.pdf [firstpage_image] =>[orig_patent_app_number] => 838350 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/838350
Actuator for use in an anti-skid system Mar 10, 1986 Issued
Array ( [id] => 2400815 [patent_doc_number] => 04730705 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-15 [patent_title] => 'Skid-sensing means for vehicle hydraulic anti-skid braking systems' [patent_app_type] => 1 [patent_app_number] => 6/837000 [patent_app_country] => US [patent_app_date] => 1986-03-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4722 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 417 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/730/04730705.pdf [firstpage_image] =>[orig_patent_app_number] => 837000 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/837000
Skid-sensing means for vehicle hydraulic anti-skid braking systems Mar 5, 1986 Issued
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