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] => 2201770 [patent_doc_number] => 04544465 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-01 [patent_title] => 'Galvanic anodes for submergible ferrous metal structures' [patent_app_type] => 1 [patent_app_number] => 6/545533 [patent_app_country] => US [patent_app_date] => 1983-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3151 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/544/04544465.pdf [firstpage_image] =>[orig_patent_app_number] => 545533 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/545533
Galvanic anodes for submergible ferrous metal structures Oct 25, 1983 Issued
Array ( [id] => 2197549 [patent_doc_number] => 04533443 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-06 [patent_title] => 'Production of hydrogen peroxide' [patent_app_type] => 1 [patent_app_number] => 6/543574 [patent_app_country] => US [patent_app_date] => 1983-10-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5382 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/533/04533443.pdf [firstpage_image] =>[orig_patent_app_number] => 543574 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/543574
Production of hydrogen peroxide Oct 18, 1983 Issued
Array ( [id] => 2158562 [patent_doc_number] => 04554150 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-19 [patent_title] => 'Detector grade mercuric iodide' [patent_app_type] => 1 [patent_app_number] => 6/542250 [patent_app_country] => US [patent_app_date] => 1983-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5438 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/554/04554150.pdf [firstpage_image] =>[orig_patent_app_number] => 542250 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/542250
Detector grade mercuric iodide Oct 13, 1983 Issued
Array ( [id] => 2130795 [patent_doc_number] => 04515669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-07 [patent_title] => 'Anode and connection' [patent_app_type] => 1 [patent_app_number] => 6/526459 [patent_app_country] => US [patent_app_date] => 1983-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 11 [patent_no_of_words] => 3873 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/515/04515669.pdf [firstpage_image] =>[orig_patent_app_number] => 526459 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/526459
Anode and connection Oct 5, 1983 Issued
Array ( [id] => 2251671 [patent_doc_number] => 04603035 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-07-29 [patent_title] => 'Hydrogen sulfide removal process' [patent_app_type] => 1 [patent_app_number] => 6/537858 [patent_app_country] => US [patent_app_date] => 1983-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4117 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/603/04603035.pdf [firstpage_image] =>[orig_patent_app_number] => 537858 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/537858
Hydrogen sulfide removal process Sep 29, 1983 Issued
Array ( [id] => 2260471 [patent_doc_number] => 04579631 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-01 [patent_title] => 'Measurement of oxygen concentration' [patent_app_type] => 1 [patent_app_number] => 6/536436 [patent_app_country] => US [patent_app_date] => 1983-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2513 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/579/04579631.pdf [firstpage_image] =>[orig_patent_app_number] => 536436 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/536436
Measurement of oxygen concentration Sep 26, 1983 Issued
Array ( [id] => 2315367 [patent_doc_number] => 04716083 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-12-29 [patent_title] => 'Disordered coating' [patent_app_type] => 1 [patent_app_number] => 6/535352 [patent_app_country] => US [patent_app_date] => 1983-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 5041 [patent_no_of_claims] => 14 [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/04/716/04716083.pdf [firstpage_image] =>[orig_patent_app_number] => 535352 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/535352
Disordered coating Sep 22, 1983 Issued
Array ( [id] => 2262499 [patent_doc_number] => 04592818 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Cathodic protection system' [patent_app_type] => 1 [patent_app_number] => 6/531420 [patent_app_country] => US [patent_app_date] => 1983-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1871 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/592/04592818.pdf [firstpage_image] =>[orig_patent_app_number] => 531420 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/531420
Cathodic protection system Sep 11, 1983 Issued
Array ( [id] => 2190393 [patent_doc_number] => 04511444 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-04-16 [patent_title] => 'Backfill for magnesium anodes' [patent_app_type] => 1 [patent_app_number] => 6/528609 [patent_app_country] => US [patent_app_date] => 1983-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7974 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/511/04511444.pdf [firstpage_image] =>[orig_patent_app_number] => 528609 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/528609
Backfill for magnesium anodes Aug 31, 1983 Issued
Array ( [id] => 2278819 [patent_doc_number] => 04623435 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-11-18 [patent_title] => 'Backfill for magnesium anodes' [patent_app_type] => 1 [patent_app_number] => 6/528610 [patent_app_country] => US [patent_app_date] => 1983-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6352 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/623/04623435.pdf [firstpage_image] =>[orig_patent_app_number] => 528610 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/528610
Backfill for magnesium anodes Aug 31, 1983 Issued
Array ( [id] => 2142485 [patent_doc_number] => 04552732 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-12 [patent_title] => 'Method of and an apparatus for scrubbing pyrolysis gases' [patent_app_type] => 1 [patent_app_number] => 6/522748 [patent_app_country] => US [patent_app_date] => 1983-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2404 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/552/04552732.pdf [firstpage_image] =>[orig_patent_app_number] => 522748 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/522748
Method of and an apparatus for scrubbing pyrolysis gases Aug 11, 1983 Issued
Array ( [id] => 2128732 [patent_doc_number] => 04543175 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-24 [patent_title] => 'Ion responsive probe' [patent_app_type] => 1 [patent_app_number] => 6/521178 [patent_app_country] => US [patent_app_date] => 1983-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1537 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/543/04543175.pdf [firstpage_image] =>[orig_patent_app_number] => 521178 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/521178
Ion responsive probe Aug 7, 1983 Issued
Array ( [id] => 2116190 [patent_doc_number] => 04468310 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-28 [patent_title] => 'Aluminum marine anode with core activator' [patent_app_type] => 1 [patent_app_number] => 6/517989 [patent_app_country] => US [patent_app_date] => 1983-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 3632 [patent_no_of_claims] => 8 [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/04/468/04468310.pdf [firstpage_image] =>[orig_patent_app_number] => 517989 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/517989
Aluminum marine anode with core activator Jul 27, 1983 Issued
Array ( [id] => 2196197 [patent_doc_number] => 04526666 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-02 [patent_title] => 'Method for electrically connecting non corrodible anodes to the corrodible core of a power supply cable' [patent_app_type] => 1 [patent_app_number] => 6/511399 [patent_app_country] => US [patent_app_date] => 1983-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2241 [patent_no_of_claims] => 2 [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/04/526/04526666.pdf [firstpage_image] =>[orig_patent_app_number] => 511399 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/511399
Method for electrically connecting non corrodible anodes to the corrodible core of a power supply cable Jul 6, 1983 Issued
Array ( [id] => 2084400 [patent_doc_number] => 04435256 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-06 [patent_title] => 'Process for making potassium ferrate [Fe(VI)] by the electrochemical formation of sodium ferrate' [patent_app_type] => 1 [patent_app_number] => 6/510115 [patent_app_country] => US [patent_app_date] => 1983-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7363 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/435/04435256.pdf [firstpage_image] =>[orig_patent_app_number] => 510115 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/510115
Process for making potassium ferrate [Fe(VI)] by the electrochemical formation of sodium ferrate Jun 30, 1983 Issued
Array ( [id] => 2084407 [patent_doc_number] => 04435257 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-03-06 [patent_title] => 'Process for the electrochemical production of sodium ferrate [Fe(VI)]' [patent_app_type] => 1 [patent_app_number] => 6/510114 [patent_app_country] => US [patent_app_date] => 1983-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4464 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 23 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/435/04435257.pdf [firstpage_image] =>[orig_patent_app_number] => 510114 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/510114
Process for the electrochemical production of sodium ferrate [Fe(VI)] Jun 30, 1983 Issued
Array ( [id] => 2163262 [patent_doc_number] => 04496432 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-01-29 [patent_title] => 'Electrolytic methods for enhancing contrast between metallic surfaces' [patent_app_type] => 1 [patent_app_number] => 6/508382 [patent_app_country] => US [patent_app_date] => 1983-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3504 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/496/04496432.pdf [firstpage_image] =>[orig_patent_app_number] => 508382 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/508382
Electrolytic methods for enhancing contrast between metallic surfaces Jun 26, 1983 Issued
06/506246 POTASSIUM ION-SELECTIVE COMPOSITIONS AND ELECTRODES CONTAINING SAME Jun 19, 1983 Abandoned
06/500974 PROCESS FOR REDUCTION OR OXIDATION OF MATERIALS IN WATER SOLUTION BY PASSING A GAS THROUGH A CATALYST IMMERSED IN SOLUTION IN THE PRESENCE OF ELECTRICALLY CONDUCTING FREE BODIES Jun 2, 1983 Abandoned
Array ( [id] => 2121788 [patent_doc_number] => 04477322 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-16 [patent_title] => 'Process for producing hydrogen chloride' [patent_app_type] => 1 [patent_app_number] => 6/499135 [patent_app_country] => US [patent_app_date] => 1983-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1490 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/477/04477322.pdf [firstpage_image] =>[orig_patent_app_number] => 499135 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/499135
Process for producing hydrogen chloride May 30, 1983 Issued
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