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] => 2142972 [patent_doc_number] => 04505784 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Method for urea analysis' [patent_app_type] => 1 [patent_app_number] => 6/399246 [patent_app_country] => US [patent_app_date] => 1982-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2168 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505784.pdf [firstpage_image] =>[orig_patent_app_number] => 399246 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/399246
Method for urea analysis Jul 18, 1982 Issued
Array ( [id] => 2108138 [patent_doc_number] => RE031718 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-10-30 [patent_title] => 'Electrochemical separation and concentration of hydrogen sulfide from gas mixtures' [patent_app_type] => 2 [patent_app_number] => 6/399051 [patent_app_country] => US [patent_app_date] => 1982-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1565 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/031/RE031718.pdf [firstpage_image] =>[orig_patent_app_number] => 399051 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/399051
Electrochemical separation and concentration of hydrogen sulfide from gas mixtures Jul 15, 1982 Issued
Array ( [id] => 2118421 [patent_doc_number] => RE031778 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Electrochemical separation and concentration of sulfur containing gases from gas mixtures' [patent_app_type] => 2 [patent_app_number] => 6/398748 [patent_app_country] => US [patent_app_date] => 1982-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1585 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/031/RE031778.pdf [firstpage_image] =>[orig_patent_app_number] => 398748 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/398748
Electrochemical separation and concentration of sulfur containing gases from gas mixtures Jul 15, 1982 Issued
Array ( [id] => 2075205 [patent_doc_number] => 04444645 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-24 [patent_title] => 'Measuring apparatus for the analytical determination of a gas partial pressure' [patent_app_type] => 1 [patent_app_number] => 6/397618 [patent_app_country] => US [patent_app_date] => 1982-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 2810 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/444/04444645.pdf [firstpage_image] =>[orig_patent_app_number] => 397618 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/397618
Measuring apparatus for the analytical determination of a gas partial pressure Jul 11, 1982 Issued
Array ( [id] => 2126358 [patent_doc_number] => 04490235 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Electrochemical cell provided with selective electrodes and at least one chemical reactor, for indirect measurement of clinical-chemical parameters' [patent_app_type] => 1 [patent_app_number] => 6/396090 [patent_app_country] => US [patent_app_date] => 1982-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2892 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 289 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490235.pdf [firstpage_image] =>[orig_patent_app_number] => 396090 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/396090
Electrochemical cell provided with selective electrodes and at least one chemical reactor, for indirect measurement of clinical-chemical parameters Jul 6, 1982 Issued
Array ( [id] => 2139616 [patent_doc_number] => 04522699 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-11 [patent_title] => 'Indicator terminal for coulometric measuring devices' [patent_app_type] => 1 [patent_app_number] => 6/390696 [patent_app_country] => US [patent_app_date] => 1982-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2021 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/522/04522699.pdf [firstpage_image] =>[orig_patent_app_number] => 390696 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/390696
Indicator terminal for coulometric measuring devices Jun 20, 1982 Issued
Array ( [id] => 2063862 [patent_doc_number] => 04440603 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-04-03 [patent_title] => 'Apparatus and method for measuring dissolved halogens' [patent_app_type] => 2 [patent_app_number] => 6/389360 [patent_app_country] => US [patent_app_date] => 1982-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2633 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/440/04440603.pdf [firstpage_image] =>[orig_patent_app_number] => 389360 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/389360
Apparatus and method for measuring dissolved halogens Jun 16, 1982 Issued
Array ( [id] => 2066875 [patent_doc_number] => 04430191 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-07 [patent_title] => 'System for feedback control of air/fuel ratio in IC engine with means to control current supply to oxygen sensor' [patent_app_type] => 1 [patent_app_number] => 6/389380 [patent_app_country] => US [patent_app_date] => 1982-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 5229 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 351 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/430/04430191.pdf [firstpage_image] =>[orig_patent_app_number] => 389380 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/389380
System for feedback control of air/fuel ratio in IC engine with means to control current supply to oxygen sensor Jun 16, 1982 Issued
Array ( [id] => 2273060 [patent_doc_number] => 04581122 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-08 [patent_title] => 'State of charge analytical apparatus' [patent_app_type] => 1 [patent_app_number] => 6/386536 [patent_app_country] => US [patent_app_date] => 1982-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 6097 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/581/04581122.pdf [firstpage_image] =>[orig_patent_app_number] => 386536 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/386536
State of charge analytical apparatus Jun 8, 1982 Issued
Array ( [id] => 2089072 [patent_doc_number] => 04464244 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-08-07 [patent_title] => 'Oxygen sensing device having solid electrolyte cell and means for supplying controlled current thereto' [patent_app_type] => 1 [patent_app_number] => 6/386427 [patent_app_country] => US [patent_app_date] => 1982-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4224 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/464/04464244.pdf [firstpage_image] =>[orig_patent_app_number] => 386427 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/386427
Oxygen sensing device having solid electrolyte cell and means for supplying controlled current thereto Jun 7, 1982 Issued
Array ( [id] => 2143193 [patent_doc_number] => 04505805 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Oxygen concentration detector' [patent_app_type] => 1 [patent_app_number] => 6/383223 [patent_app_country] => US [patent_app_date] => 1982-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 23 [patent_no_of_words] => 9971 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505805.pdf [firstpage_image] =>[orig_patent_app_number] => 383223 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/383223
Oxygen concentration detector May 27, 1982 Issued
Array ( [id] => 2143177 [patent_doc_number] => 04505804 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Oxygen concentration detector' [patent_app_type] => 1 [patent_app_number] => 6/383222 [patent_app_country] => US [patent_app_date] => 1982-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 22 [patent_no_of_words] => 11299 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 281 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505804.pdf [firstpage_image] =>[orig_patent_app_number] => 383222 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/383222
Oxygen concentration detector May 27, 1982 Issued
Array ( [id] => 2143163 [patent_doc_number] => 04505803 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Oxygen concentration detector' [patent_app_type] => 1 [patent_app_number] => 6/383218 [patent_app_country] => US [patent_app_date] => 1982-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 8274 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505803.pdf [firstpage_image] =>[orig_patent_app_number] => 383218 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/383218
Oxygen concentration detector May 27, 1982 Issued
Array ( [id] => 2196592 [patent_doc_number] => 04541899 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-17 [patent_title] => 'Method of heating a solid electrolyte body' [patent_app_type] => 1 [patent_app_number] => 6/380835 [patent_app_country] => US [patent_app_date] => 1982-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 6606 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/541/04541899.pdf [firstpage_image] =>[orig_patent_app_number] => 380835 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/380835
Method of heating a solid electrolyte body May 20, 1982 Issued
06/380481 CURRENT CATHODIC PROTECTION SYSTEM EMPLOYING COBALT SPINEL STRUCTURED ANODE May 20, 1982 Abandoned
Array ( [id] => 2196573 [patent_doc_number] => 04541898 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-09-17 [patent_title] => 'Method for heating' [patent_app_type] => 1 [patent_app_number] => 6/380281 [patent_app_country] => US [patent_app_date] => 1982-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 4992 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/541/04541898.pdf [firstpage_image] =>[orig_patent_app_number] => 380281 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/380281
Method for heating May 19, 1982 Issued
Array ( [id] => 2142956 [patent_doc_number] => 04505783 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Oxygen concentration detector and method of using same' [patent_app_type] => 1 [patent_app_number] => 6/380282 [patent_app_country] => US [patent_app_date] => 1982-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 22 [patent_no_of_words] => 8988 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 197 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505783.pdf [firstpage_image] =>[orig_patent_app_number] => 380282 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/380282
Oxygen concentration detector and method of using same May 19, 1982 Issued
Array ( [id] => 2143149 [patent_doc_number] => 04505802 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Oxygen concentration detector' [patent_app_type] => 1 [patent_app_number] => 6/380283 [patent_app_country] => US [patent_app_date] => 1982-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 19 [patent_no_of_words] => 6472 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505802.pdf [firstpage_image] =>[orig_patent_app_number] => 380283 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/380283
Oxygen concentration detector May 19, 1982 Issued
Array ( [id] => 2143036 [patent_doc_number] => 04505790 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-03-19 [patent_title] => 'Oxygen concentration regulation' [patent_app_type] => 1 [patent_app_number] => 6/380140 [patent_app_country] => US [patent_app_date] => 1982-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 5205 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/505/04505790.pdf [firstpage_image] =>[orig_patent_app_number] => 380140 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/380140
Oxygen concentration regulation May 19, 1982 Issued
06/377756 METHOD OF MONITORING PH May 12, 1982 Abandoned
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