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
Array ( [id] => 2445297 [patent_doc_number] => 04767512 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-30 [patent_title] => 'Process and apparatus for preventing oxidation of metal by capactive coupling' [patent_app_type] => 1 [patent_app_number] => 6/937218 [patent_app_country] => US [patent_app_date] => 1986-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 5189 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/767/04767512.pdf [firstpage_image] =>[orig_patent_app_number] => 937218 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/937218
Process and apparatus for preventing oxidation of metal by capactive coupling Dec 2, 1986 Issued
Array ( [id] => 2361962 [patent_doc_number] => 04693794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-15 [patent_title] => 'Process for manufacturing hydrogen peroxide electrolytically' [patent_app_type] => 1 [patent_app_number] => 6/932833 [patent_app_country] => US [patent_app_date] => 1986-11-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2718 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/693/04693794.pdf [firstpage_image] =>[orig_patent_app_number] => 932833 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/932833
Process for manufacturing hydrogen peroxide electrolytically Nov 19, 1986 Issued
Array ( [id] => 2418554 [patent_doc_number] => 04773974 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-27 [patent_title] => 'Production of hexavalent chromium for use in chlorate cells' [patent_app_type] => 1 [patent_app_number] => 6/924572 [patent_app_country] => US [patent_app_date] => 1986-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3249 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/773/04773974.pdf [firstpage_image] =>[orig_patent_app_number] => 924572 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/924572
Production of hexavalent chromium for use in chlorate cells Oct 28, 1986 Issued
Array ( [id] => 2409616 [patent_doc_number] => 04731169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-03-15 [patent_title] => 'Selective removal of chlorine from solutions of chlorine dioxide and chlorine' [patent_app_type] => 1 [patent_app_number] => 6/924570 [patent_app_country] => US [patent_app_date] => 1986-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2925 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/731/04731169.pdf [firstpage_image] =>[orig_patent_app_number] => 924570 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/924570
Selective removal of chlorine from solutions of chlorine dioxide and chlorine Oct 28, 1986 Issued
Array ( [id] => 2418574 [patent_doc_number] => 04773975 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-27 [patent_title] => 'Electrochemical removal of hypochlorites from chlorate cell liquors' [patent_app_type] => 1 [patent_app_number] => 6/924574 [patent_app_country] => US [patent_app_date] => 1986-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2686 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/773/04773975.pdf [firstpage_image] =>[orig_patent_app_number] => 924574 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/924574
Electrochemical removal of hypochlorites from chlorate cell liquors Oct 28, 1986 Issued
Array ( [id] => 2389007 [patent_doc_number] => 04769123 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'Electrochemical device' [patent_app_type] => 1 [patent_app_number] => 6/922474 [patent_app_country] => US [patent_app_date] => 1986-10-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 7195 [patent_no_of_claims] => 16 [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/04/769/04769123.pdf [firstpage_image] =>[orig_patent_app_number] => 922474 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/922474
Electrochemical device Oct 22, 1986 Issued
06/913458 IONIC CONCENTRATION MEASUREMENT METHOD Sep 29, 1986 Abandoned
Array ( [id] => 2448712 [patent_doc_number] => 04765880 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-08-23 [patent_title] => 'Air/fuel ratio sensor' [patent_app_type] => 1 [patent_app_number] => 6/912462 [patent_app_country] => US [patent_app_date] => 1986-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 5846 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/765/04765880.pdf [firstpage_image] =>[orig_patent_app_number] => 912462 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/912462
Air/fuel ratio sensor Sep 28, 1986 Issued
Array ( [id] => 2380111 [patent_doc_number] => 04695362 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-09-22 [patent_title] => 'Acid or acid salt wash of a metal chloride layer of an ion selective electrode' [patent_app_type] => 1 [patent_app_number] => 6/911560 [patent_app_country] => US [patent_app_date] => 1986-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4121 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/695/04695362.pdf [firstpage_image] =>[orig_patent_app_number] => 911560 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/911560
Acid or acid salt wash of a metal chloride layer of an ion selective electrode Sep 24, 1986 Issued
Array ( [id] => 2384003 [patent_doc_number] => 04772375 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-20 [patent_title] => 'Antifouling electrochemical gas sensor' [patent_app_type] => 1 [patent_app_number] => 6/911546 [patent_app_country] => US [patent_app_date] => 1986-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3422 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/772/04772375.pdf [firstpage_image] =>[orig_patent_app_number] => 911546 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/911546
Antifouling electrochemical gas sensor Sep 24, 1986 Issued
06/908745 CARBONATE SELECTIVE MEMBRANE AND ELECTRODE Sep 17, 1986 Abandoned
06/908459 ELECTRODE Sep 15, 1986 Abandoned
Array ( [id] => 2440544 [patent_doc_number] => 04740274 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-26 [patent_title] => 'Reference liquid comprising CsCl' [patent_app_type] => 1 [patent_app_number] => 6/900963 [patent_app_country] => US [patent_app_date] => 1986-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3083 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/740/04740274.pdf [firstpage_image] =>[orig_patent_app_number] => 900963 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/900963
Reference liquid comprising CsCl Aug 28, 1986 Issued
Array ( [id] => 2453303 [patent_doc_number] => 04717464 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-05 [patent_title] => 'Oxygen sensor' [patent_app_type] => 1 [patent_app_number] => 6/900892 [patent_app_country] => US [patent_app_date] => 1986-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 2578 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/717/04717464.pdf [firstpage_image] =>[orig_patent_app_number] => 900892 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/900892
Oxygen sensor Aug 26, 1986 Issued
06/899815 ELECTROCHEMICAL ELEMENT AND PROCESS OF MANUFACTURING THE SAME Aug 24, 1986 Abandoned
Array ( [id] => 2381166 [patent_doc_number] => 04720335 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-01-19 [patent_title] => 'Wide range air fuel ratio sensor' [patent_app_type] => 1 [patent_app_number] => 6/898821 [patent_app_country] => US [patent_app_date] => 1986-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 3450 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/720/04720335.pdf [firstpage_image] =>[orig_patent_app_number] => 898821 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/898821
Wide range air fuel ratio sensor Aug 17, 1986 Issued
Array ( [id] => 2389030 [patent_doc_number] => 04769124 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-06 [patent_title] => 'Oxygen concentration detection device having a pair of oxygen pump units with a simplified construction' [patent_app_type] => 1 [patent_app_number] => 6/894232 [patent_app_country] => US [patent_app_date] => 1986-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3777 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/769/04769124.pdf [firstpage_image] =>[orig_patent_app_number] => 894232 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/894232
Oxygen concentration detection device having a pair of oxygen pump units with a simplified construction Aug 6, 1986 Issued
Array ( [id] => 2385174 [patent_doc_number] => 04793906 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-12-27 [patent_title] => 'Electrochemical process for producing hydrosulfite solutions' [patent_app_type] => 1 [patent_app_number] => 6/892518 [patent_app_country] => US [patent_app_date] => 1986-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3587 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/793/04793906.pdf [firstpage_image] =>[orig_patent_app_number] => 892518 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/892518
Electrochemical process for producing hydrosulfite solutions Aug 3, 1986 Issued
Array ( [id] => 2382076 [patent_doc_number] => 04708776 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-11-24 [patent_title] => 'Sodium ion selective electrode and method of use' [patent_app_type] => 1 [patent_app_number] => 6/890060 [patent_app_country] => US [patent_app_date] => 1986-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3436 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/708/04708776.pdf [firstpage_image] =>[orig_patent_app_number] => 890060 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/890060
Sodium ion selective electrode and method of use Jul 27, 1986 Issued
Array ( [id] => 2408848 [patent_doc_number] => 04725346 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-16 [patent_title] => 'Electrolyte assembly for oxygen generating device and electrodes therefor' [patent_app_type] => 1 [patent_app_number] => 6/889214 [patent_app_country] => US [patent_app_date] => 1986-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2577 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/725/04725346.pdf [firstpage_image] =>[orig_patent_app_number] => 889214 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/889214
Electrolyte assembly for oxygen generating device and electrodes therefor Jul 24, 1986 Issued
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