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] => 1247279 [patent_doc_number] => 06673223 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-01-06 [patent_title] => 'Gas sensing and oxygen pumping device, and apparatus using the same' [patent_app_type] => B2 [patent_app_number] => 09/991744 [patent_app_country] => US [patent_app_date] => 2001-11-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 20 [patent_no_of_words] => 21290 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/673/06673223.pdf [firstpage_image] =>[orig_patent_app_number] => 09991744 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/991744
Gas sensing and oxygen pumping device, and apparatus using the same Nov 25, 2001 Issued
Array ( [id] => 6059816 [patent_doc_number] => 20020029966 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'Exhaust constituent sensor and method of packaging the same' [patent_app_type] => new [patent_app_number] => 09/990957 [patent_app_country] => US [patent_app_date] => 2001-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3937 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0029/20020029966.pdf [firstpage_image] =>[orig_patent_app_number] => 09990957 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/990957
Exhaust constituent sensor and method of packaging the same Nov 15, 2001 Abandoned
Array ( [id] => 5932837 [patent_doc_number] => 20020060151 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-05-23 [patent_title] => 'Gas sensor and nitrogen oxide sensor' [patent_app_type] => new [patent_app_number] => 10/021196 [patent_app_country] => US [patent_app_date] => 2001-10-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 35 [patent_figures_cnt] => 35 [patent_no_of_words] => 12305 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0060/20020060151.pdf [firstpage_image] =>[orig_patent_app_number] => 10021196 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/021196
Gas sensor and nitrogen oxide sensor Oct 29, 2001 Issued
Array ( [id] => 6205037 [patent_doc_number] => 20020070112 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-13 [patent_title] => 'Microchip-type oxygen gas sensor based on differential potentiometry' [patent_app_type] => new [patent_app_number] => 09/982490 [patent_app_country] => US [patent_app_date] => 2001-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 13 [patent_no_of_words] => 6669 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0070/20020070112.pdf [firstpage_image] =>[orig_patent_app_number] => 09982490 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/982490
Microchip-type oxygen gas sensor based on differential potentiometry Oct 17, 2001 Issued
Array ( [id] => 6205034 [patent_doc_number] => 20020070109 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-06-13 [patent_title] => 'Hydrocarbon sensor and method for producing the same' [patent_app_type] => new [patent_app_number] => 09/976196 [patent_app_country] => US [patent_app_date] => 2001-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6294 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0070/20020070109.pdf [firstpage_image] =>[orig_patent_app_number] => 09976196 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/976196
Hydrocarbon sensor and method for producing the same Oct 10, 2001 Issued
Array ( [id] => 1309012 [patent_doc_number] => 06610185 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-08-26 [patent_title] => 'Electrochemical corrosion potential sensor and method of making' [patent_app_type] => B2 [patent_app_number] => 09/682725 [patent_app_country] => US [patent_app_date] => 2001-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2503 [patent_no_of_claims] => 30 [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/06/610/06610185.pdf [firstpage_image] =>[orig_patent_app_number] => 09682725 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/682725
Electrochemical corrosion potential sensor and method of making Oct 9, 2001 Issued
Array ( [id] => 1263000 [patent_doc_number] => 06660145 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-12-09 [patent_title] => 'Oxygen sensor element' [patent_app_type] => B2 [patent_app_number] => 09/960980 [patent_app_country] => US [patent_app_date] => 2001-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 4995 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 189 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/660/06660145.pdf [firstpage_image] =>[orig_patent_app_number] => 09960980 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/960980
Oxygen sensor element Sep 24, 2001 Issued
Array ( [id] => 6394362 [patent_doc_number] => 20020036136 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-28 [patent_title] => 'Sensor for determination of O2 concentration in liquids' [patent_app_type] => new [patent_app_number] => 09/961921 [patent_app_country] => US [patent_app_date] => 2001-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3449 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 101 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0036/20020036136.pdf [firstpage_image] =>[orig_patent_app_number] => 09961921 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/961921
Sensor for determination of O2 concentration in liquids Sep 23, 2001 Issued
Array ( [id] => 1282125 [patent_doc_number] => 06638416 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-10-28 [patent_title] => 'Hydrogen sensing process' [patent_app_type] => B2 [patent_app_number] => 09/961661 [patent_app_country] => US [patent_app_date] => 2001-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 12 [patent_no_of_words] => 5689 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/638/06638416.pdf [firstpage_image] =>[orig_patent_app_number] => 09961661 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/961661
Hydrogen sensing process Sep 23, 2001 Issued
Array ( [id] => 1204427 [patent_doc_number] => 06716336 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2004-04-06 [patent_title] => 'Sensor for determining the concentration of sulphur compounds in a liquid' [patent_app_type] => B2 [patent_app_number] => 09/953193 [patent_app_country] => US [patent_app_date] => 2001-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 3540 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/716/06716336.pdf [firstpage_image] =>[orig_patent_app_number] => 09953193 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/953193
Sensor for determining the concentration of sulphur compounds in a liquid Sep 16, 2001 Issued
Array ( [id] => 5798032 [patent_doc_number] => 20020008023 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-24 [patent_title] => 'Protection of gas communication in a electrochemical sensor' [patent_app_type] => new [patent_app_number] => 09/952224 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3220 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0008/20020008023.pdf [firstpage_image] =>[orig_patent_app_number] => 09952224 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/952224
Protection of gas communication in an electrochemical sensor Sep 12, 2001 Issued
Array ( [id] => 1282087 [patent_doc_number] => 06638407 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-10-28 [patent_title] => 'Electrochemical gas sensor with gas communication means' [patent_app_type] => B1 [patent_app_number] => 09/952227 [patent_app_country] => US [patent_app_date] => 2001-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2213 [patent_no_of_claims] => 13 [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/06/638/06638407.pdf [firstpage_image] =>[orig_patent_app_number] => 09952227 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/952227
Electrochemical gas sensor with gas communication means Sep 12, 2001 Issued
Array ( [id] => 6456419 [patent_doc_number] => 20020020624 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-21 [patent_title] => 'Fluid electrode system for resistive slope sensors' [patent_app_type] => new [patent_app_number] => 09/950403 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3048 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0020/20020020624.pdf [firstpage_image] =>[orig_patent_app_number] => 09950403 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/950403
Fluid electrode system for resistive slope sensors Sep 9, 2001 Issued
Array ( [id] => 6776372 [patent_doc_number] => 20030047452 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-03-13 [patent_title] => 'Gas sensor and method of manufacturing the same' [patent_app_type] => new [patent_app_number] => 09/949591 [patent_app_country] => US [patent_app_date] => 2001-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 4722 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0047/20030047452.pdf [firstpage_image] =>[orig_patent_app_number] => 09949591 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/949591
Gas sensor and method of manufacturing the same Sep 9, 2001 Issued
Array ( [id] => 6062795 [patent_doc_number] => 20020031448 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-14 [patent_title] => 'Metal housing of an internal combustion engine exhaust gas senser having protective pipes' [patent_app_type] => new [patent_app_number] => 09/935985 [patent_app_country] => US [patent_app_date] => 2001-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1436 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0031/20020031448.pdf [firstpage_image] =>[orig_patent_app_number] => 09935985 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/935985
Metal housing of an internal combustion engine exhaust gas senser having protective pipes Aug 22, 2001 Abandoned
Array ( [id] => 6685998 [patent_doc_number] => 20030029721 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2003-02-13 [patent_title] => 'Electrochemical sensor with baffle and associated methods' [patent_app_type] => new [patent_app_number] => 09/924009 [patent_app_country] => US [patent_app_date] => 2001-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3403 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0029/20030029721.pdf [firstpage_image] =>[orig_patent_app_number] => 09924009 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/924009
Electrochemical sensor with baffle and associated methods Aug 6, 2001 Abandoned
Array ( [id] => 6566917 [patent_doc_number] => 20020014413 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-02-07 [patent_title] => 'Electrolytic system and methods for screening catalytic materials' [patent_app_type] => new [patent_app_number] => 09/920243 [patent_app_country] => US [patent_app_date] => 2001-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 4834 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0014/20020014413.pdf [firstpage_image] =>[orig_patent_app_number] => 09920243 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/920243
Electrolytic system and methods for screening catalytic materials Jul 31, 2001 Abandoned
Array ( [id] => 5885410 [patent_doc_number] => 20020011422 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-01-31 [patent_title] => 'Measuring probe for potentiometric measurements, method of monitoring the state of aging of the measuring probe, and use of the measuring probe' [patent_app_type] => new [patent_app_number] => 09/912013 [patent_app_country] => US [patent_app_date] => 2001-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4599 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0011/20020011422.pdf [firstpage_image] =>[orig_patent_app_number] => 09912013 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/912013
Measuring probe for potentiometric measurements, method of monitoring the state of aging of the measuring probe, and use of the measuring probe Jul 23, 2001 Issued
Array ( [id] => 1282071 [patent_doc_number] => 06638404 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-10-28 [patent_title] => 'Ion selective electrode' [patent_app_type] => B2 [patent_app_number] => 09/911290 [patent_app_country] => US [patent_app_date] => 2001-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3096 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/638/06638404.pdf [firstpage_image] =>[orig_patent_app_number] => 09911290 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/911290
Ion selective electrode Jul 22, 2001 Issued
Array ( [id] => 6333061 [patent_doc_number] => 20020033334 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2002-03-21 [patent_title] => 'Electrochemical gas sensor' [patent_app_type] => new [patent_app_number] => 09/908287 [patent_app_country] => US [patent_app_date] => 2001-07-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1538 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0033/20020033334.pdf [firstpage_image] =>[orig_patent_app_number] => 09908287 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/908287
Electrochemical gas sensor Jul 17, 2001 Abandoned
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