Search

Herbert K. Roberts

Examiner (ID: 3056, Phone: (571)270-0428 , Office: P/2855 )

Most Active Art Unit
2855
Art Unit(s)
2855, 2856
Total Applications
656
Issued Applications
449
Pending Applications
76
Abandoned Applications
161

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2628222 [patent_doc_number] => 04913624 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-03 [patent_title] => 'Low pulsation displacement pump' [patent_app_type] => 1 [patent_app_number] => 7/228749 [patent_app_country] => US [patent_app_date] => 1988-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 4046 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/913/04913624.pdf [firstpage_image] =>[orig_patent_app_number] => 228749 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/228749
Low pulsation displacement pump Aug 4, 1988 Issued
Array ( [id] => 2737945 [patent_doc_number] => 04986727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-22 [patent_title] => 'Pressure-operated oil and gas well swabbing device' [patent_app_type] => 1 [patent_app_number] => 7/221891 [patent_app_country] => US [patent_app_date] => 1988-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3275 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/986/04986727.pdf [firstpage_image] =>[orig_patent_app_number] => 221891 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/221891
Pressure-operated oil and gas well swabbing device Jul 19, 1988 Issued
Array ( [id] => 2619824 [patent_doc_number] => 04966533 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-30 [patent_title] => 'Vacuum pump with rotational sliding piston support' [patent_app_type] => 1 [patent_app_number] => 7/218775 [patent_app_country] => US [patent_app_date] => 1988-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 14 [patent_no_of_words] => 7279 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/966/04966533.pdf [firstpage_image] =>[orig_patent_app_number] => 218775 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/218775
Vacuum pump with rotational sliding piston support Jul 13, 1988 Issued
Array ( [id] => 2468550 [patent_doc_number] => 04871304 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-03 [patent_title] => 'Axial flow fluid compresser' [patent_app_type] => 1 [patent_app_number] => 7/217883 [patent_app_country] => US [patent_app_date] => 1988-07-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 3176 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/871/04871304.pdf [firstpage_image] =>[orig_patent_app_number] => 217883 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/217883
Axial flow fluid compresser Jul 10, 1988 Issued
Array ( [id] => 2466296 [patent_doc_number] => 04886422 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-12 [patent_title] => 'Control apparatus of variable delivery pump' [patent_app_type] => 1 [patent_app_number] => 7/216417 [patent_app_country] => US [patent_app_date] => 1988-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 12333 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/886/04886422.pdf [firstpage_image] =>[orig_patent_app_number] => 216417 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/216417
Control apparatus of variable delivery pump Jul 6, 1988 Issued
Array ( [id] => 2658182 [patent_doc_number] => 04904162 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-02-27 [patent_title] => 'Fuel supplying pump' [patent_app_type] => 1 [patent_app_number] => 7/215208 [patent_app_country] => US [patent_app_date] => 1988-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 1865 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/904/04904162.pdf [firstpage_image] =>[orig_patent_app_number] => 215208 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/215208
Fuel supplying pump Jul 4, 1988 Issued
Array ( [id] => 2500560 [patent_doc_number] => 04863070 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-05 [patent_title] => 'Meter pump for liquid and/or low-viscosity substances' [patent_app_type] => 1 [patent_app_number] => 7/215241 [patent_app_country] => US [patent_app_date] => 1988-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 5039 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/863/04863070.pdf [firstpage_image] =>[orig_patent_app_number] => 215241 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/215241
Meter pump for liquid and/or low-viscosity substances Jul 4, 1988 Issued
Array ( [id] => 2509064 [patent_doc_number] => 04860857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'Pistonless air powered lubricating system' [patent_app_type] => 1 [patent_app_number] => 7/212289 [patent_app_country] => US [patent_app_date] => 1988-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1764 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 231 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/860/04860857.pdf [firstpage_image] =>[orig_patent_app_number] => 212289 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/212289
Pistonless air powered lubricating system Jun 26, 1988 Issued
Array ( [id] => 2551470 [patent_doc_number] => 04856969 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-15 [patent_title] => 'Fluid powered diaphragm pump with cycle timer' [patent_app_type] => 1 [patent_app_number] => 7/211972 [patent_app_country] => US [patent_app_date] => 1988-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3836 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 352 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/856/04856969.pdf [firstpage_image] =>[orig_patent_app_number] => 211972 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/211972
Fluid powered diaphragm pump with cycle timer Jun 26, 1988 Issued
Array ( [id] => 2592705 [patent_doc_number] => 04911618 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Cryocompressor with a self-centering piston' [patent_app_type] => 1 [patent_app_number] => 7/207408 [patent_app_country] => US [patent_app_date] => 1988-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1553 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911618.pdf [firstpage_image] =>[orig_patent_app_number] => 207408 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/207408
Cryocompressor with a self-centering piston Jun 15, 1988 Issued
Array ( [id] => 2507188 [patent_doc_number] => 04854833 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-08 [patent_title] => 'Electromagnetically reciprocating apparatus with adjustable bounce chamber' [patent_app_type] => 1 [patent_app_number] => 7/207212 [patent_app_country] => US [patent_app_date] => 1988-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3793 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 440 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/854/04854833.pdf [firstpage_image] =>[orig_patent_app_number] => 207212 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/207212
Electromagnetically reciprocating apparatus with adjustable bounce chamber Jun 15, 1988 Issued
Array ( [id] => 2727061 [patent_doc_number] => 05025185 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-18 [patent_title] => 'Bubble trap for epoxy sealant in a submersible electric motor' [patent_app_type] => 1 [patent_app_number] => 7/203731 [patent_app_country] => US [patent_app_date] => 1988-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1643 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/025/05025185.pdf [firstpage_image] =>[orig_patent_app_number] => 203731 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/203731
Bubble trap for epoxy sealant in a submersible electric motor Jun 6, 1988 Issued
Array ( [id] => 2507904 [patent_doc_number] => 04874299 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-17 [patent_title] => 'High precision pump' [patent_app_type] => 1 [patent_app_number] => 7/203279 [patent_app_country] => US [patent_app_date] => 1988-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4691 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/874/04874299.pdf [firstpage_image] =>[orig_patent_app_number] => 203279 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/203279
High precision pump Jun 5, 1988 Issued
Array ( [id] => 2622266 [patent_doc_number] => 04936747 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-26 [patent_title] => 'Compressor with condition responsive cut-off means' [patent_app_type] => 1 [patent_app_number] => 7/195677 [patent_app_country] => US [patent_app_date] => 1988-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3750 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/936/04936747.pdf [firstpage_image] =>[orig_patent_app_number] => 195677 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/195677
Compressor with condition responsive cut-off means May 17, 1988 Issued
07/195462 PUMP CONTROL REPONSIVE TO TIMER, DELAY CIRCUIT AND MOTOR CURRENT May 15, 1988 Abandoned
Array ( [id] => 2618789 [patent_doc_number] => 04915591 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-10 [patent_title] => 'Reciprocating pump and control using outlet valve position sensors' [patent_app_type] => 1 [patent_app_number] => 7/191687 [patent_app_country] => US [patent_app_date] => 1988-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8177 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/915/04915591.pdf [firstpage_image] =>[orig_patent_app_number] => 191687 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/191687
Reciprocating pump and control using outlet valve position sensors May 8, 1988 Issued
Array ( [id] => 2466467 [patent_doc_number] => 04886431 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-12-12 [patent_title] => 'Peristaltic pump having independently adjustable cartridges' [patent_app_type] => 1 [patent_app_number] => 7/188286 [patent_app_country] => US [patent_app_date] => 1988-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3370 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/886/04886431.pdf [firstpage_image] =>[orig_patent_app_number] => 188286 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/188286
Peristaltic pump having independently adjustable cartridges Apr 28, 1988 Issued
Array ( [id] => 2546603 [patent_doc_number] => 04815941 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-28 [patent_title] => 'Automatic water delivery system' [patent_app_type] => 1 [patent_app_number] => 7/155094 [patent_app_country] => US [patent_app_date] => 1988-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2988 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/815/04815941.pdf [firstpage_image] =>[orig_patent_app_number] => 155094 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/155094
Automatic water delivery system Feb 10, 1988 Issued
Array ( [id] => 2578149 [patent_doc_number] => 04920863 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-01 [patent_title] => 'Plunger pump' [patent_app_type] => 1 [patent_app_number] => 7/167476 [patent_app_country] => US [patent_app_date] => 1988-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 2632 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/920/04920863.pdf [firstpage_image] =>[orig_patent_app_number] => 167476 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/167476
Plunger pump Jan 26, 1988 Issued
Array ( [id] => 2544839 [patent_doc_number] => 04856617 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-15 [patent_title] => 'Railway lubricating system and method' [patent_app_type] => 1 [patent_app_number] => 7/135383 [patent_app_country] => US [patent_app_date] => 1987-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3337 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/856/04856617.pdf [firstpage_image] =>[orig_patent_app_number] => 135383 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/135383
Railway lubricating system and method Dec 20, 1987 Issued
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