Search

David Lam

Examiner (ID: 17065, Phone: (571)272-1782 , Office: P/2825 )

Most Active Art Unit
2827
Art Unit(s)
2818, 2827, 2825
Total Applications
2102
Issued Applications
2016
Pending Applications
28
Abandoned Applications
60

Applications

Application numberTitle of the applicationFiling DateStatus
07/066979 POLAROGRAPHIC OXYGEN SENSOR Jun 28, 1987 Abandoned
Array ( [id] => 2474278 [patent_doc_number] => 04882032 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Hydrogen probe' [patent_app_type] => 1 [patent_app_number] => 7/211606 [patent_app_country] => US [patent_app_date] => 1987-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1712 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/882/04882032.pdf [firstpage_image] =>[orig_patent_app_number] => 211606 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/211606
Hydrogen probe Jun 26, 1987 Issued
Array ( [id] => 2596012 [patent_doc_number] => 04911794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-27 [patent_title] => 'Measuring with zero volume cell' [patent_app_type] => 1 [patent_app_number] => 7/065418 [patent_app_country] => US [patent_app_date] => 1987-06-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 20 [patent_no_of_words] => 13394 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/911/04911794.pdf [firstpage_image] =>[orig_patent_app_number] => 065418 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/065418
Measuring with zero volume cell Jun 17, 1987 Issued
07/059706 ELECTROCHEMICAL BIOSENSOR Jun 7, 1987 Abandoned
Array ( [id] => 2474298 [patent_doc_number] => 04882033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-21 [patent_title] => 'Electrochemical device' [patent_app_type] => 1 [patent_app_number] => 7/057645 [patent_app_country] => US [patent_app_date] => 1987-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 5000 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 448 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/882/04882033.pdf [firstpage_image] =>[orig_patent_app_number] => 057645 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/057645
Electrochemical device Jun 7, 1987 Issued
Array ( [id] => 2555177 [patent_doc_number] => 04857167 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-15 [patent_title] => 'Oxygen-stable substituted ferrocene reference electrode' [patent_app_type] => 1 [patent_app_number] => 7/058484 [patent_app_country] => US [patent_app_date] => 1987-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2935 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/857/04857167.pdf [firstpage_image] =>[orig_patent_app_number] => 058484 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/058484
Oxygen-stable substituted ferrocene reference electrode Jun 4, 1987 Issued
Array ( [id] => 2482400 [patent_doc_number] => 04859305 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-22 [patent_title] => 'Electrochemical cell' [patent_app_type] => 1 [patent_app_number] => 7/058029 [patent_app_country] => US [patent_app_date] => 1987-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4929 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/859/04859305.pdf [firstpage_image] =>[orig_patent_app_number] => 058029 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/058029
Electrochemical cell Jun 3, 1987 Issued
Array ( [id] => 2522358 [patent_doc_number] => 04797180 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-10 [patent_title] => 'Method for the detection of noxious gases' [patent_app_type] => 1 [patent_app_number] => 7/058134 [patent_app_country] => US [patent_app_date] => 1987-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4953 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 324 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/797/04797180.pdf [firstpage_image] =>[orig_patent_app_number] => 058134 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/058134
Method for the detection of noxious gases Jun 3, 1987 Issued
Array ( [id] => 2445150 [patent_doc_number] => 04767504 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-30 [patent_title] => 'Method for conditioning a gas sensor' [patent_app_type] => 1 [patent_app_number] => 7/056970 [patent_app_country] => US [patent_app_date] => 1987-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1437 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/767/04767504.pdf [firstpage_image] =>[orig_patent_app_number] => 056970 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/056970
Method for conditioning a gas sensor Jun 2, 1987 Issued
Array ( [id] => 2518000 [patent_doc_number] => 04880517 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-14 [patent_title] => 'Catalytic polymer electrode for cathodic protection and cathodic protection system comprising same' [patent_app_type] => 1 [patent_app_number] => 7/057592 [patent_app_country] => US [patent_app_date] => 1987-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3654 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/880/04880517.pdf [firstpage_image] =>[orig_patent_app_number] => 057592 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/057592
Catalytic polymer electrode for cathodic protection and cathodic protection system comprising same Jun 1, 1987 Issued
Array ( [id] => 2540309 [patent_doc_number] => 04810351 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-07 [patent_title] => 'Carbonate selective membrane and electrode' [patent_app_type] => 1 [patent_app_number] => 7/041391 [patent_app_country] => US [patent_app_date] => 1987-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3723 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/810/04810351.pdf [firstpage_image] =>[orig_patent_app_number] => 041391 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/041391
Carbonate selective membrane and electrode May 31, 1987 Issued
Array ( [id] => 2681847 [patent_doc_number] => 05049254 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Exhaust gas recirculation sensor' [patent_app_type] => 1 [patent_app_number] => 7/055821 [patent_app_country] => US [patent_app_date] => 1987-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 2559 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 328 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049254.pdf [firstpage_image] =>[orig_patent_app_number] => 055821 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/055821
Exhaust gas recirculation sensor May 28, 1987 Issued
Array ( [id] => 2387641 [patent_doc_number] => 04781798 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-01 [patent_title] => 'Transparent multi-oxygen sensor array and method of using same' [patent_app_type] => 1 [patent_app_number] => 7/047655 [patent_app_country] => US [patent_app_date] => 1987-05-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2142 [patent_no_of_claims] => 30 [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/04/781/04781798.pdf [firstpage_image] =>[orig_patent_app_number] => 047655 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/047655
Transparent multi-oxygen sensor array and method of using same May 7, 1987 Issued
07/047080 SYSTEM EMPLOYING A BIOSENSOR TO MONITOR A CHARACTERISTIC OF A SELECT COMPONENT IN A MEDIUM May 4, 1987 Abandoned
Array ( [id] => 2540327 [patent_doc_number] => 04810352 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-03-07 [patent_title] => 'Electrochemical sensors' [patent_app_type] => 1 [patent_app_number] => 7/044142 [patent_app_country] => US [patent_app_date] => 1987-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2991 [patent_no_of_claims] => 17 [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/04/810/04810352.pdf [firstpage_image] =>[orig_patent_app_number] => 044142 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/044142
Electrochemical sensors Apr 29, 1987 Issued
Array ( [id] => 2475358 [patent_doc_number] => 04822474 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-18 [patent_title] => 'Residual analyzer assembly' [patent_app_type] => 1 [patent_app_number] => 7/044876 [patent_app_country] => US [patent_app_date] => 1987-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 5504 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/822/04822474.pdf [firstpage_image] =>[orig_patent_app_number] => 044876 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/044876
Residual analyzer assembly Apr 29, 1987 Issued
Array ( [id] => 2409438 [patent_doc_number] => 04786398 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Seal means for isolated ground O.sub.2 sensor' [patent_app_type] => 1 [patent_app_number] => 7/037362 [patent_app_country] => US [patent_app_date] => 1987-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 4533 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 386 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786398.pdf [firstpage_image] =>[orig_patent_app_number] => 037362 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/037362
Seal means for isolated ground O.sub.2 sensor Apr 12, 1987 Issued
Array ( [id] => 2547165 [patent_doc_number] => 04808294 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-28 [patent_title] => 'Probe for measuring the partial pressure of oxygen in a gaseous atmosphere in relation to a reference atmosphere' [patent_app_type] => 1 [patent_app_number] => 7/036756 [patent_app_country] => US [patent_app_date] => 1987-04-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2076 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 411 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/808/04808294.pdf [firstpage_image] =>[orig_patent_app_number] => 036756 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/036756
Probe for measuring the partial pressure of oxygen in a gaseous atmosphere in relation to a reference atmosphere Apr 9, 1987 Issued
Array ( [id] => 2676758 [patent_doc_number] => 05004532 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-02 [patent_title] => 'Amperometric cell' [patent_app_type] => 1 [patent_app_number] => 7/031222 [patent_app_country] => US [patent_app_date] => 1987-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 9383 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 265 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/004/05004532.pdf [firstpage_image] =>[orig_patent_app_number] => 031222 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/031222
Amperometric cell Mar 26, 1987 Issued
Array ( [id] => 2409159 [patent_doc_number] => 04786383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-22 [patent_title] => 'Cathodic protection system for a water heater tank' [patent_app_type] => 1 [patent_app_number] => 7/030081 [patent_app_country] => US [patent_app_date] => 1987-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1284 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/786/04786383.pdf [firstpage_image] =>[orig_patent_app_number] => 030081 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/030081
Cathodic protection system for a water heater tank Mar 25, 1987 Issued
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