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] => 2967330 [patent_doc_number] => 05203677 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-04-20 [patent_title] => 'System and method for analyzing gravity of used motor oil' [patent_app_type] => 1 [patent_app_number] => 7/822587 [patent_app_country] => US [patent_app_date] => 1990-01-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1785 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/203/05203677.pdf [firstpage_image] =>[orig_patent_app_number] => 822587 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/822587
System and method for analyzing gravity of used motor oil Jan 16, 1990 Issued
Array ( [id] => 2836523 [patent_doc_number] => 05110264 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Variable speed turbo vacuum pump' [patent_app_type] => 1 [patent_app_number] => 7/487999 [patent_app_country] => US [patent_app_date] => 1990-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3420 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/110/05110264.pdf [firstpage_image] =>[orig_patent_app_number] => 487999 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/487999
Variable speed turbo vacuum pump Jan 12, 1990 Issued
Array ( [id] => 2677846 [patent_doc_number] => 05049046 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Pump control system for a downhole motor-pump assembly and method of using same' [patent_app_type] => 1 [patent_app_number] => 7/462833 [patent_app_country] => US [patent_app_date] => 1990-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 11751 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049046.pdf [firstpage_image] =>[orig_patent_app_number] => 462833 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/462833
Pump control system for a downhole motor-pump assembly and method of using same Jan 9, 1990 Issued
Array ( [id] => 2704352 [patent_doc_number] => 05009576 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-23 [patent_title] => 'Compressor unloader controller' [patent_app_type] => 1 [patent_app_number] => 7/462164 [patent_app_country] => US [patent_app_date] => 1990-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 791 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/009/05009576.pdf [firstpage_image] =>[orig_patent_app_number] => 462164 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/462164
Compressor unloader controller Jan 7, 1990 Issued
Array ( [id] => 2704623 [patent_doc_number] => 05052899 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-01 [patent_title] => 'Anti-surge compressor loading system' [patent_app_type] => 1 [patent_app_number] => 7/457047 [patent_app_country] => US [patent_app_date] => 1989-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5311 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 354 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/052/05052899.pdf [firstpage_image] =>[orig_patent_app_number] => 457047 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/457047
Anti-surge compressor loading system Dec 25, 1989 Issued
Array ( [id] => 2659957 [patent_doc_number] => 05046928 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-10 [patent_title] => 'Long term compressor control apparatus' [patent_app_type] => 1 [patent_app_number] => 7/457046 [patent_app_country] => US [patent_app_date] => 1989-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3924 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 277 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/046/05046928.pdf [firstpage_image] =>[orig_patent_app_number] => 457046 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/457046
Long term compressor control apparatus Dec 25, 1989 Issued
Array ( [id] => 2677683 [patent_doc_number] => 05049037 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Automatic well pump skimmer level control' [patent_app_type] => 1 [patent_app_number] => 7/456308 [patent_app_country] => US [patent_app_date] => 1989-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2561 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049037.pdf [firstpage_image] =>[orig_patent_app_number] => 456308 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/456308
Automatic well pump skimmer level control Dec 25, 1989 Issued
Array ( [id] => 2723722 [patent_doc_number] => 05032062 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Compressor demand control system for long term compressor operation' [patent_app_type] => 1 [patent_app_number] => 7/457049 [patent_app_country] => US [patent_app_date] => 1989-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 4133 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/032/05032062.pdf [firstpage_image] =>[orig_patent_app_number] => 457049 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/457049
Compressor demand control system for long term compressor operation Dec 25, 1989 Issued
Array ( [id] => 2704450 [patent_doc_number] => 05009581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-23 [patent_title] => 'Fluid accumulator for anti-skid brakes' [patent_app_type] => 1 [patent_app_number] => 7/453513 [patent_app_country] => US [patent_app_date] => 1989-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1744 [patent_no_of_claims] => 4 [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/05/009/05009581.pdf [firstpage_image] =>[orig_patent_app_number] => 453513 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/453513
Fluid accumulator for anti-skid brakes Dec 19, 1989 Issued
Array ( [id] => 2774510 [patent_doc_number] => 05092739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-03 [patent_title] => 'Electronic pump control' [patent_app_type] => 1 [patent_app_number] => 7/435440 [patent_app_country] => US [patent_app_date] => 1989-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2323 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/092/05092739.pdf [firstpage_image] =>[orig_patent_app_number] => 435440 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/435440
Electronic pump control Dec 19, 1989 Issued
Array ( [id] => 2735364 [patent_doc_number] => 05002470 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Internal stator rolling rotor motor driven scroll compressor' [patent_app_type] => 1 [patent_app_number] => 7/450496 [patent_app_country] => US [patent_app_date] => 1989-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 2088 [patent_no_of_claims] => 11 [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/05/002/05002470.pdf [firstpage_image] =>[orig_patent_app_number] => 450496 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/450496
Internal stator rolling rotor motor driven scroll compressor Dec 13, 1989 Issued
Array ( [id] => 2806996 [patent_doc_number] => 05080562 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-14 [patent_title] => 'Annular rolling rotor motor compressor with dual wipers' [patent_app_type] => 1 [patent_app_number] => 7/448458 [patent_app_country] => US [patent_app_date] => 1989-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 1756 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/080/05080562.pdf [firstpage_image] =>[orig_patent_app_number] => 448458 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/448458
Annular rolling rotor motor compressor with dual wipers Dec 10, 1989 Issued
Array ( [id] => 2740371 [patent_doc_number] => 05020972 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-06-04 [patent_title] => 'Method and apparatus for preventing the no-load operation of a pump for a liquid supply system' [patent_app_type] => 1 [patent_app_number] => 7/442800 [patent_app_country] => US [patent_app_date] => 1989-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2955 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/020/05020972.pdf [firstpage_image] =>[orig_patent_app_number] => 442800 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/442800
Method and apparatus for preventing the no-load operation of a pump for a liquid supply system Nov 28, 1989 Issued
Array ( [id] => 2685579 [patent_doc_number] => 04990058 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-05 [patent_title] => 'Pumping apparatus and pump control apparatus and method' [patent_app_type] => 1 [patent_app_number] => 7/442031 [patent_app_country] => US [patent_app_date] => 1989-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7673 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/990/04990058.pdf [firstpage_image] =>[orig_patent_app_number] => 442031 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/442031
Pumping apparatus and pump control apparatus and method Nov 27, 1989 Issued
Array ( [id] => 2862679 [patent_doc_number] => 05090872 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-25 [patent_title] => 'Method of controlling the operation of a pump in a pumping installation by detecting counterflow' [patent_app_type] => 1 [patent_app_number] => 7/441639 [patent_app_country] => US [patent_app_date] => 1989-11-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 26 [patent_no_of_words] => 8524 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/090/05090872.pdf [firstpage_image] =>[orig_patent_app_number] => 441639 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/441639
Method of controlling the operation of a pump in a pumping installation by detecting counterflow Nov 26, 1989 Issued
Array ( [id] => 2736904 [patent_doc_number] => 05015152 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-14 [patent_title] => 'Battery monitoring and charging circuit for sump pumps' [patent_app_type] => 1 [patent_app_number] => 7/438802 [patent_app_country] => US [patent_app_date] => 1989-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3790 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/015/05015152.pdf [firstpage_image] =>[orig_patent_app_number] => 438802 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/438802
Battery monitoring and charging circuit for sump pumps Nov 19, 1989 Issued
Array ( [id] => 2697245 [patent_doc_number] => 04996350 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Method for the preparation of dialkyl dichlorosuccinates' [patent_app_type] => 1 [patent_app_number] => 7/483917 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1316 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/996/04996350.pdf [firstpage_image] =>[orig_patent_app_number] => 483917 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/483917
Method for the preparation of dialkyl dichlorosuccinates Nov 16, 1989 Issued
Array ( [id] => 2697245 [patent_doc_number] => 04996350 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-26 [patent_title] => 'Method for the preparation of dialkyl dichlorosuccinates' [patent_app_type] => 1 [patent_app_number] => 7/483917 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1316 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/996/04996350.pdf [firstpage_image] =>[orig_patent_app_number] => 483917 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/483917
Method for the preparation of dialkyl dichlorosuccinates Nov 16, 1989 Issued
Array ( [id] => 2758846 [patent_doc_number] => 05035581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-30 [patent_title] => 'Fluid level monitoring and control system' [patent_app_type] => 1 [patent_app_number] => 7/438583 [patent_app_country] => US [patent_app_date] => 1989-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 23 [patent_no_of_words] => 8494 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/035/05035581.pdf [firstpage_image] =>[orig_patent_app_number] => 438583 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/438583
Fluid level monitoring and control system Nov 16, 1989 Issued
Array ( [id] => 2762412 [patent_doc_number] => 05074755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-24 [patent_title] => 'Hydraulically driven reciprocating compressor having a free-floating diaphragm' [patent_app_type] => 1 [patent_app_number] => 7/436308 [patent_app_country] => US [patent_app_date] => 1989-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2192 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/074/05074755.pdf [firstpage_image] =>[orig_patent_app_number] => 436308 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/436308
Hydraulically driven reciprocating compressor having a free-floating diaphragm Nov 13, 1989 Issued
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