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] => 2824642 [patent_doc_number] => 05174872 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-29 [patent_title] => 'Metal-free buffer for ion selective electrode-based assays' [patent_app_type] => 1 [patent_app_number] => 7/535631 [patent_app_country] => US [patent_app_date] => 1990-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 15428 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/174/05174872.pdf [firstpage_image] =>[orig_patent_app_number] => 535631 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/535631
Metal-free buffer for ion selective electrode-based assays Jun 7, 1990 Issued
07/530436 APPARATUS FOR USE IN ELECTRICAL, E. G. ELECTROCHEMICAL, MEASUREMENT PROCEDURES, AND ITS PRODUCTION AND USE, AND THE COMPOSITE ASSEMBLIES INCORPORATING THE APPARTUS May 31, 1990 Abandoned
07/526480 APPARATUS FOR THE REMOVAL OF CHLORIDE FROM REINFORCED CONCRETE STRUCTURES May 20, 1990 Abandoned
Array ( [id] => 2742828 [patent_doc_number] => 05037526 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => 'Water-proof type oxygen sensor' [patent_app_type] => 1 [patent_app_number] => 7/517697 [patent_app_country] => US [patent_app_date] => 1990-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2503 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/037/05037526.pdf [firstpage_image] =>[orig_patent_app_number] => 517697 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/517697
Water-proof type oxygen sensor May 1, 1990 Issued
Array ( [id] => 2920646 [patent_doc_number] => 05186798 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-02-16 [patent_title] => 'Solution quantitative analysis apparatus, quantitative analysis methods, and nuclear reactor water quality control system' [patent_app_type] => 1 [patent_app_number] => 7/514970 [patent_app_country] => US [patent_app_date] => 1990-04-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 21 [patent_no_of_words] => 7904 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 16 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/186/05186798.pdf [firstpage_image] =>[orig_patent_app_number] => 514970 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/514970
Solution quantitative analysis apparatus, quantitative analysis methods, and nuclear reactor water quality control system Apr 25, 1990 Issued
Array ( [id] => 2777022 [patent_doc_number] => 05164053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-11-17 [patent_title] => 'Electrochemical gas sensor and method of using same' [patent_app_type] => 1 [patent_app_number] => 7/513091 [patent_app_country] => US [patent_app_date] => 1990-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4779 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/164/05164053.pdf [firstpage_image] =>[orig_patent_app_number] => 513091 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/513091
Electrochemical gas sensor and method of using same Apr 22, 1990 Issued
07/508464 AIR-FUEL RATIO SENSOR FOR AN INTERNAL COMBUSTION ENGINE Apr 12, 1990 Abandoned
Array ( [id] => 2728379 [patent_doc_number] => 05076904 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-31 [patent_title] => 'Electrochemical measuring cell for determining ammonia or hydrazine in a measuring sample' [patent_app_type] => 1 [patent_app_number] => 7/507755 [patent_app_country] => US [patent_app_date] => 1990-04-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1190 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/076/05076904.pdf [firstpage_image] =>[orig_patent_app_number] => 507755 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/507755
Electrochemical measuring cell for determining ammonia or hydrazine in a measuring sample Apr 11, 1990 Issued
07/506698 CORROSION CONTROL OF DISSIMILAR METALS Apr 8, 1990 Abandoned
Array ( [id] => 2776827 [patent_doc_number] => 05087346 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-11 [patent_title] => 'Sheathing pipe for a steel rod' [patent_app_type] => 1 [patent_app_number] => 7/506839 [patent_app_country] => US [patent_app_date] => 1990-04-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 921 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/087/05087346.pdf [firstpage_image] =>[orig_patent_app_number] => 506839 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/506839
Sheathing pipe for a steel rod Apr 8, 1990 Issued
Array ( [id] => 2739336 [patent_doc_number] => 05011583 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-30 [patent_title] => 'Corrosion prevention for a marine propulsion system' [patent_app_type] => 1 [patent_app_number] => 7/497969 [patent_app_country] => US [patent_app_date] => 1990-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1357 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/011/05011583.pdf [firstpage_image] =>[orig_patent_app_number] => 497969 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497969
Corrosion prevention for a marine propulsion system Mar 22, 1990 Issued
07/372363 ELECTROCHEMICAL SENSOR Mar 18, 1990 Abandoned
Array ( [id] => 2581374 [patent_doc_number] => 04963245 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-10-16 [patent_title] => 'Unitary multiple electrode sensor' [patent_app_type] => 1 [patent_app_number] => 7/492369 [patent_app_country] => US [patent_app_date] => 1990-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1818 [patent_no_of_claims] => 8 [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/04/963/04963245.pdf [firstpage_image] =>[orig_patent_app_number] => 492369 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/492369
Unitary multiple electrode sensor Mar 8, 1990 Issued
07/492316 ENZYME ELECTRODE Mar 4, 1990 Abandoned
07/487774 AMPEROMETRIC DETECTION CELL Mar 1, 1990 Abandoned
Array ( [id] => 2681866 [patent_doc_number] => 05049255 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-09-17 [patent_title] => 'Oxygen sensing unit' [patent_app_type] => 1 [patent_app_number] => 7/487159 [patent_app_country] => US [patent_app_date] => 1990-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 16 [patent_no_of_words] => 3919 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/049/05049255.pdf [firstpage_image] =>[orig_patent_app_number] => 487159 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/487159
Oxygen sensing unit Feb 28, 1990 Issued
Array ( [id] => 2845384 [patent_doc_number] => 05089133 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-18 [patent_title] => 'Waterproof type oxygen sensor' [patent_app_type] => 1 [patent_app_number] => 7/486923 [patent_app_country] => US [patent_app_date] => 1990-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3383 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/089/05089133.pdf [firstpage_image] =>[orig_patent_app_number] => 486923 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/486923
Waterproof type oxygen sensor Feb 28, 1990 Issued
Array ( [id] => 2688923 [patent_doc_number] => 04990236 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-05 [patent_title] => 'Thin film moisture sensing element' [patent_app_type] => 1 [patent_app_number] => 7/485772 [patent_app_country] => US [patent_app_date] => 1990-02-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 2697 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/990/04990236.pdf [firstpage_image] =>[orig_patent_app_number] => 485772 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/485772
Thin film moisture sensing element Feb 20, 1990 Issued
Array ( [id] => 2847267 [patent_doc_number] => 05112454 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-12 [patent_title] => 'Ion concentration-measuring method' [patent_app_type] => 1 [patent_app_number] => 7/484431 [patent_app_country] => US [patent_app_date] => 1990-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 15 [patent_no_of_words] => 3718 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 477 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/112/05112454.pdf [firstpage_image] =>[orig_patent_app_number] => 484431 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/484431
Ion concentration-measuring method Feb 15, 1990 Issued
Array ( [id] => 2709037 [patent_doc_number] => 05031290 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-16 [patent_title] => 'Production of metal mesh' [patent_app_type] => 1 [patent_app_number] => 7/479687 [patent_app_country] => US [patent_app_date] => 1990-02-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5412 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/031/05031290.pdf [firstpage_image] =>[orig_patent_app_number] => 479687 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/479687
Production of metal mesh Feb 13, 1990 Issued
Menu