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] => 2520220 [patent_doc_number] => 04861455 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'Electrode membrane' [patent_app_type] => 1 [patent_app_number] => 7/174040 [patent_app_country] => US [patent_app_date] => 1988-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1839 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/861/04861455.pdf [firstpage_image] =>[orig_patent_app_number] => 174040 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/174040
Electrode membrane Mar 27, 1988 Issued
Array ( [id] => 2522637 [patent_doc_number] => 04797194 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-10 [patent_title] => 'Electrochemical element' [patent_app_type] => 1 [patent_app_number] => 7/171225 [patent_app_country] => US [patent_app_date] => 1988-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 15 [patent_no_of_words] => 8218 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 12 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/797/04797194.pdf [firstpage_image] =>[orig_patent_app_number] => 171225 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/171225
Electrochemical element Mar 21, 1988 Issued
07/162590 GLUCOSE SENSITIVE FET SENSOR AND METHOD OF MAKING SAME Feb 29, 1988 Abandoned
Array ( [id] => 2483752 [patent_doc_number] => 04828673 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-09 [patent_title] => 'Apparatus for measuring combustible gas concentration in flue gas' [patent_app_type] => 1 [patent_app_number] => 7/162717 [patent_app_country] => US [patent_app_date] => 1988-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3946 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/828/04828673.pdf [firstpage_image] =>[orig_patent_app_number] => 162717 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/162717
Apparatus for measuring combustible gas concentration in flue gas Feb 29, 1988 Issued
Array ( [id] => 2591688 [patent_doc_number] => 04921588 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-05-01 [patent_title] => 'Cathodic protection using carbosil anodes' [patent_app_type] => 1 [patent_app_number] => 7/205038 [patent_app_country] => US [patent_app_date] => 1988-02-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4593 [patent_no_of_claims] => 9 [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/04/921/04921588.pdf [firstpage_image] =>[orig_patent_app_number] => 205038 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/205038
Cathodic protection using carbosil anodes Feb 17, 1988 Issued
Array ( [id] => 2470012 [patent_doc_number] => 04879016 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-11-07 [patent_title] => 'Electrolyte assembly for oxygen generating device and electrodes therefor' [patent_app_type] => 1 [patent_app_number] => 7/156549 [patent_app_country] => US [patent_app_date] => 1988-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3365 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/879/04879016.pdf [firstpage_image] =>[orig_patent_app_number] => 156549 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/156549
Electrolyte assembly for oxygen generating device and electrodes therefor Feb 15, 1988 Issued
Array ( [id] => 2587733 [patent_doc_number] => 04933048 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-06-12 [patent_title] => 'Reference electrode, method of making and method of using same' [patent_app_type] => 1 [patent_app_number] => 7/156262 [patent_app_country] => US [patent_app_date] => 1988-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3775 [patent_no_of_claims] => 14 [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/04/933/04933048.pdf [firstpage_image] =>[orig_patent_app_number] => 156262 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/156262
Reference electrode, method of making and method of using same Feb 15, 1988 Issued
07/153168 THIN FILM MOISTURE SENSING ELEMENTS AND PROCESS FOR THE MANUFACTURE THEREOF Feb 7, 1988 Abandoned
Array ( [id] => 2522921 [patent_doc_number] => 04839018 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-13 [patent_title] => 'Air/fuel ratio detector' [patent_app_type] => 1 [patent_app_number] => 7/150468 [patent_app_country] => US [patent_app_date] => 1988-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3934 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/839/04839018.pdf [firstpage_image] =>[orig_patent_app_number] => 150468 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/150468
Air/fuel ratio detector Jan 31, 1988 Issued
Array ( [id] => 2586186 [patent_doc_number] => 04917777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-04-17 [patent_title] => 'Method for analyzing additive concentration' [patent_app_type] => 1 [patent_app_number] => 7/147864 [patent_app_country] => US [patent_app_date] => 1988-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3665 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 240 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/917/04917777.pdf [firstpage_image] =>[orig_patent_app_number] => 147864 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/147864
Method for analyzing additive concentration Jan 24, 1988 Issued
Array ( [id] => 2511491 [patent_doc_number] => 04874487 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-17 [patent_title] => 'Corrosion protection' [patent_app_type] => 1 [patent_app_number] => 7/142153 [patent_app_country] => US [patent_app_date] => 1988-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 12 [patent_no_of_words] => 4047 [patent_no_of_claims] => 19 [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/04/874/04874487.pdf [firstpage_image] =>[orig_patent_app_number] => 142153 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/142153
Corrosion protection Jan 10, 1988 Issued
07/143264 DEVICE OF THE SOLID-ELECTROLYTE ELECTRO-CHEMICAL CELL TYPE & A METHOD OF FABRICATION OF SAID DEVICE Jan 5, 1988 Abandoned
Array ( [id] => 2520182 [patent_doc_number] => 04861453 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-08-29 [patent_title] => 'Corrosion detecting probe for steel buried in concrete' [patent_app_type] => 1 [patent_app_number] => 7/137027 [patent_app_country] => US [patent_app_date] => 1987-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 6625 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/861/04861453.pdf [firstpage_image] =>[orig_patent_app_number] => 137027 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/137027
Corrosion detecting probe for steel buried in concrete Dec 22, 1987 Issued
Array ( [id] => 2554565 [patent_doc_number] => 04836908 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-06 [patent_title] => 'Miniaturized reference electrodes' [patent_app_type] => 1 [patent_app_number] => 7/136886 [patent_app_country] => US [patent_app_date] => 1987-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2194 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/836/04836908.pdf [firstpage_image] =>[orig_patent_app_number] => 136886 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/136886
Miniaturized reference electrodes Dec 21, 1987 Issued
Array ( [id] => 2545787 [patent_doc_number] => 04832818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-23 [patent_title] => 'Air/fuel ratio sensor' [patent_app_type] => 1 [patent_app_number] => 7/135300 [patent_app_country] => US [patent_app_date] => 1987-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4500 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/832/04832818.pdf [firstpage_image] =>[orig_patent_app_number] => 135300 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/135300
Air/fuel ratio sensor Dec 20, 1987 Issued
Array ( [id] => 2582182 [patent_doc_number] => 04908115 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Minute electrode for electrochemical analysis' [patent_app_type] => 1 [patent_app_number] => 7/143154 [patent_app_country] => US [patent_app_date] => 1987-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4720 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/908/04908115.pdf [firstpage_image] =>[orig_patent_app_number] => 143154 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/143154
Minute electrode for electrochemical analysis Dec 6, 1987 Issued
Array ( [id] => 2485067 [patent_doc_number] => 04842709 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-27 [patent_title] => 'Electrolytic cell and process for the operation of electrolytic cells, for moisture analyzers' [patent_app_type] => 1 [patent_app_number] => 7/129602 [patent_app_country] => US [patent_app_date] => 1987-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6607 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 337 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/842/04842709.pdf [firstpage_image] =>[orig_patent_app_number] => 129602 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/129602
Electrolytic cell and process for the operation of electrolytic cells, for moisture analyzers Dec 6, 1987 Issued
Array ( [id] => 2519559 [patent_doc_number] => 04872966 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-10-10 [patent_title] => 'Sheet type electrode for use in the measurement of ion concentrations' [patent_app_type] => 1 [patent_app_number] => 7/124970 [patent_app_country] => US [patent_app_date] => 1987-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3274 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/872/04872966.pdf [firstpage_image] =>[orig_patent_app_number] => 124970 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/124970
Sheet type electrode for use in the measurement of ion concentrations Nov 23, 1987 Issued
Array ( [id] => 2582242 [patent_doc_number] => 04908118 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-03-13 [patent_title] => 'Sensor for monitoring hydrogen concentration in gases' [patent_app_type] => 1 [patent_app_number] => 7/124326 [patent_app_country] => US [patent_app_date] => 1987-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 1250 [patent_no_of_claims] => 8 [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/04/908/04908118.pdf [firstpage_image] =>[orig_patent_app_number] => 124326 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/124326
Sensor for monitoring hydrogen concentration in gases Nov 22, 1987 Issued
Array ( [id] => 2522940 [patent_doc_number] => 04839019 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-13 [patent_title] => 'Oxygen sensor' [patent_app_type] => 1 [patent_app_number] => 7/121806 [patent_app_country] => US [patent_app_date] => 1987-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2362 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/839/04839019.pdf [firstpage_image] =>[orig_patent_app_number] => 121806 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/121806
Oxygen sensor Nov 16, 1987 Issued
Menu