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] => 2241504 [patent_doc_number] => 04568445 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-04 [patent_title] => 'Electrode system for an electro-chemical sensor for measuring vapor concentrations' [patent_app_type] => 1 [patent_app_number] => 6/685104 [patent_app_country] => US [patent_app_date] => 1984-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1813 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/568/04568445.pdf [firstpage_image] =>[orig_patent_app_number] => 685104 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/685104
Electrode system for an electro-chemical sensor for measuring vapor concentrations Dec 20, 1984 Issued
Array ( [id] => 2258641 [patent_doc_number] => 04597848 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-01 [patent_title] => 'Electrode for measurement of ion activity' [patent_app_type] => 1 [patent_app_number] => 6/675517 [patent_app_country] => US [patent_app_date] => 1984-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 6403 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/597/04597848.pdf [firstpage_image] =>[orig_patent_app_number] => 675517 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/675517
Electrode for measurement of ion activity Nov 27, 1984 Issued
90/000670 METHOD FOR EVALUATING THE QUALITY OF ELECTROPLATING BATHS Nov 22, 1984 Issued
Array ( [id] => 2196644 [patent_doc_number] => 04541902 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-17 [patent_title] => 'Analytical method for determining formaldehyde in electroless copper plating bath' [patent_app_type] => 1 [patent_app_number] => 6/668956 [patent_app_country] => US [patent_app_date] => 1984-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 8 [patent_no_of_words] => 3626 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/541/04541902.pdf [firstpage_image] =>[orig_patent_app_number] => 668956 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/668956
Analytical method for determining formaldehyde in electroless copper plating bath Nov 6, 1984 Issued
Array ( [id] => 2156765 [patent_doc_number] => 04525263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-25 [patent_title] => 'Method for cleaning a corrosion protection anode' [patent_app_type] => 1 [patent_app_number] => 6/667684 [patent_app_country] => US [patent_app_date] => 1984-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4950 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/525/04525263.pdf [firstpage_image] =>[orig_patent_app_number] => 667684 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/667684
Method for cleaning a corrosion protection anode Nov 1, 1984 Issued
Array ( [id] => 2291074 [patent_doc_number] => 04652359 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-24 [patent_title] => 'Portable oxygen sensor with shortened break-in time' [patent_app_type] => 1 [patent_app_number] => 6/665672 [patent_app_country] => US [patent_app_date] => 1984-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3930 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/652/04652359.pdf [firstpage_image] =>[orig_patent_app_number] => 665672 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/665672
Portable oxygen sensor with shortened break-in time Oct 28, 1984 Issued
Array ( [id] => 2331186 [patent_doc_number] => 04701253 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-20 [patent_title] => 'ISFET-based measuring device and method for correcting drift' [patent_app_type] => 1 [patent_app_number] => 6/665808 [patent_app_country] => US [patent_app_date] => 1984-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4075 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/701/04701253.pdf [firstpage_image] =>[orig_patent_app_number] => 665808 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/665808
ISFET-based measuring device and method for correcting drift Oct 28, 1984 Issued
Array ( [id] => 2218529 [patent_doc_number] => 04582582 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-15 [patent_title] => 'Method and means for generating electrical and magnetic fields in salt water environment' [patent_app_type] => 1 [patent_app_number] => 6/660242 [patent_app_country] => US [patent_app_date] => 1984-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2362 [patent_no_of_claims] => 35 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/582/04582582.pdf [firstpage_image] =>[orig_patent_app_number] => 660242 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/660242
Method and means for generating electrical and magnetic fields in salt water environment Oct 10, 1984 Issued
06/657996 MONITOR ASSEMBLY FOR MONITORING ANODIC CORROSION PROTECTION OF CARBON STEEL VESSELS Oct 4, 1984 Abandoned
06/656634 CATALYTIC POLYMER ELECTRODE FOR LOW CURRENT DENSITY OPERATION AND CATHODIC PROTECTION SYSTEM COMPRISING SAME Sep 30, 1984 Abandoned
Array ( [id] => 2262442 [patent_doc_number] => 04592814 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Electrochemical synthesis of humic acid and other partially oxidized carbonaceous materials' [patent_app_type] => 1 [patent_app_number] => 6/653664 [patent_app_country] => US [patent_app_date] => 1984-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7336 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/592/04592814.pdf [firstpage_image] =>[orig_patent_app_number] => 653664 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/653664
Electrochemical synthesis of humic acid and other partially oxidized carbonaceous materials Sep 20, 1984 Issued
Array ( [id] => 2240086 [patent_doc_number] => 04622126 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-11-11 [patent_title] => 'Engine air/fuel ratio sensing device' [patent_app_type] => 1 [patent_app_number] => 6/650495 [patent_app_country] => US [patent_app_date] => 1984-09-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2739 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/622/04622126.pdf [firstpage_image] =>[orig_patent_app_number] => 650495 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/650495
Engine air/fuel ratio sensing device Sep 13, 1984 Issued
Array ( [id] => 2150162 [patent_doc_number] => 04549951 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-29 [patent_title] => 'Ion selective electrode' [patent_app_type] => 1 [patent_app_number] => 6/649434 [patent_app_country] => US [patent_app_date] => 1984-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 11 [patent_no_of_words] => 3978 [patent_no_of_claims] => 22 [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/04/549/04549951.pdf [firstpage_image] =>[orig_patent_app_number] => 649434 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/649434
Ion selective electrode Sep 10, 1984 Issued
06/646300 MEASURING PROBE FOR THE POTENTIOMETRIC DETERMINATION OF ION CONCENTRATIONS, PROCESS FOR ITS MANUFACTURE AND ITS APPLICATION Aug 30, 1984 Abandoned
06/646316 ELECTROCHEMICAL CELL AND METHOD FOR THE DETECTION OF ETHYLENE OXIDE Aug 29, 1984 Abandoned
Array ( [id] => 2282859 [patent_doc_number] => 04604166 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-05 [patent_title] => 'Apparatus and process for reducing peristaltic pump noise in a high impedance electrochemical measuring system' [patent_app_type] => 1 [patent_app_number] => 6/645018 [patent_app_country] => US [patent_app_date] => 1984-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2599 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/604/04604166.pdf [firstpage_image] =>[orig_patent_app_number] => 645018 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/645018
Apparatus and process for reducing peristaltic pump noise in a high impedance electrochemical measuring system Aug 27, 1984 Issued
Array ( [id] => 2156626 [patent_doc_number] => 04510032 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-09 [patent_title] => 'Chains' [patent_app_type] => 1 [patent_app_number] => 6/638533 [patent_app_country] => US [patent_app_date] => 1984-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1209 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/510/04510032.pdf [firstpage_image] =>[orig_patent_app_number] => 638533 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/638533
Chains Aug 5, 1984 Issued
Array ( [id] => 2341490 [patent_doc_number] => 04655901 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-04-07 [patent_title] => 'Oxygen sensor element' [patent_app_type] => 1 [patent_app_number] => 6/635914 [patent_app_country] => US [patent_app_date] => 1984-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 3387 [patent_no_of_claims] => 9 [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/04/655/04655901.pdf [firstpage_image] =>[orig_patent_app_number] => 635914 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/635914
Oxygen sensor element Jul 29, 1984 Issued
Array ( [id] => 2175621 [patent_doc_number] => 04560463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-12-24 [patent_title] => 'Gas sensor, particularly oxygen sensor exposed to combustion exhaust gases' [patent_app_type] => 1 [patent_app_number] => 6/632584 [patent_app_country] => US [patent_app_date] => 1984-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2860 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 312 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/560/04560463.pdf [firstpage_image] =>[orig_patent_app_number] => 632584 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/632584
Gas sensor, particularly oxygen sensor exposed to combustion exhaust gases Jul 18, 1984 Issued
06/631427 REFERENCE ELECTRODE Jul 15, 1984 Abandoned
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