Search

Christopher M. Keehan

Examiner (ID: 15981)

Most Active Art Unit
1712
Art Unit(s)
1712, 1741
Total Applications
309
Issued Applications
251
Pending Applications
17
Abandoned Applications
41

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2900780 [patent_doc_number] => 05215704 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-01 [patent_title] => 'Method and apparatus for in situ testing of heat exchangers' [patent_app_type] => 1 [patent_app_number] => 7/719725 [patent_app_country] => US [patent_app_date] => 1991-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2419 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/215/05215704.pdf [firstpage_image] =>[orig_patent_app_number] => 719725 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/719725
Method and apparatus for in situ testing of heat exchangers Jun 23, 1991 Issued
07/715655 CEMENTED CARBIDE BODY FOR ROCK DRILLING, MINERAL CUTTING AND HIGHWAY ENGINEERING Jun 13, 1991 Abandoned
Array ( [id] => 2969538 [patent_doc_number] => 05225148 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-06 [patent_title] => 'Method for checking the thickness and the cohesion of the interface of a duplex tube' [patent_app_type] => 1 [patent_app_number] => 7/711997 [patent_app_country] => US [patent_app_date] => 1991-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 17 [patent_no_of_words] => 5904 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 278 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/225/05225148.pdf [firstpage_image] =>[orig_patent_app_number] => 711997 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/711997
Method for checking the thickness and the cohesion of the interface of a duplex tube Jun 6, 1991 Issued
Array ( [id] => 3012783 [patent_doc_number] => 05340659 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-23 [patent_title] => 'High strength structural member and a process and starting powder for making same' [patent_app_type] => 1 [patent_app_number] => 7/710432 [patent_app_country] => US [patent_app_date] => 1991-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 11 [patent_no_of_words] => 2831 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/340/05340659.pdf [firstpage_image] =>[orig_patent_app_number] => 710432 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/710432
High strength structural member and a process and starting powder for making same Jun 4, 1991 Issued
Array ( [id] => 2900817 [patent_doc_number] => 05215706 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-06-01 [patent_title] => 'Method and apparatus for ultrasonic testing of nuclear fuel rods employing an alignment guide' [patent_app_type] => 1 [patent_app_number] => 7/710418 [patent_app_country] => US [patent_app_date] => 1991-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 1848 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/215/05215706.pdf [firstpage_image] =>[orig_patent_app_number] => 710418 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/710418
Method and apparatus for ultrasonic testing of nuclear fuel rods employing an alignment guide Jun 4, 1991 Issued
Array ( [id] => 2922852 [patent_doc_number] => 05232516 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-08-03 [patent_title] => 'Thermoelectric device with recuperative heat exchangers' [patent_app_type] => 1 [patent_app_number] => 7/710100 [patent_app_country] => US [patent_app_date] => 1991-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 10 [patent_no_of_words] => 5212 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 261 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/232/05232516.pdf [firstpage_image] =>[orig_patent_app_number] => 710100 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/710100
Thermoelectric device with recuperative heat exchangers Jun 3, 1991 Issued
Array ( [id] => 2824867 [patent_doc_number] => 05098639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-24 [patent_title] => 'Fission chamber with a wide measuring range and apparatus for measuring the neutron flux density using said fission chamber' [patent_app_type] => 1 [patent_app_number] => 7/707602 [patent_app_country] => US [patent_app_date] => 1991-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 4615 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/098/05098639.pdf [firstpage_image] =>[orig_patent_app_number] => 707602 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/707602
Fission chamber with a wide measuring range and apparatus for measuring the neutron flux density using said fission chamber May 29, 1991 Issued
Array ( [id] => 3076333 [patent_doc_number] => 05320919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-14 [patent_title] => 'Copper foil for inner layer circuit of multi-layered printed circuit board, method of producing the same and multi-layered printed circuit board having the same' [patent_app_type] => 1 [patent_app_number] => 7/706053 [patent_app_country] => US [patent_app_date] => 1991-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6785 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/320/05320919.pdf [firstpage_image] =>[orig_patent_app_number] => 706053 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/706053
Copper foil for inner layer circuit of multi-layered printed circuit board, method of producing the same and multi-layered printed circuit board having the same May 27, 1991 Issued
07/701869 PRECIOUS METAL ARTICLE, METHOD FOR MANUFACTURING SAME, MOLDABLE MIXTURE FOR USE IN MANUFACTURE OF SAME AND METHOD FOR PRODUCING MOLDABLE MIXTURE May 16, 1991 Abandoned
Array ( [id] => 2784955 [patent_doc_number] => 05135705 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-08-04 [patent_title] => 'Plug and method for plugging a penetration in a pressure vessel wall' [patent_app_type] => 1 [patent_app_number] => 7/698035 [patent_app_country] => US [patent_app_date] => 1991-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1387 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/135/05135705.pdf [firstpage_image] =>[orig_patent_app_number] => 698035 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/698035
Plug and method for plugging a penetration in a pressure vessel wall May 9, 1991 Issued
Array ( [id] => 2799811 [patent_doc_number] => 05114664 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-19 [patent_title] => 'Method for in situ evaluation of capacitive type pressure transducers in a nuclear power plant' [patent_app_type] => 1 [patent_app_number] => 7/695840 [patent_app_country] => US [patent_app_date] => 1991-05-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 6247 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/114/05114664.pdf [firstpage_image] =>[orig_patent_app_number] => 695840 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/695840
Method for in situ evaluation of capacitive type pressure transducers in a nuclear power plant May 5, 1991 Issued
Array ( [id] => 2833032 [patent_doc_number] => 05171372 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-15 [patent_title] => 'Thermoelectric cooler and fabrication method' [patent_app_type] => 1 [patent_app_number] => 7/694921 [patent_app_country] => US [patent_app_date] => 1991-05-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 15 [patent_no_of_words] => 2423 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/171/05171372.pdf [firstpage_image] =>[orig_patent_app_number] => 694921 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/694921
Thermoelectric cooler and fabrication method May 1, 1991 Issued
Array ( [id] => 3032279 [patent_doc_number] => 05300366 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-05 [patent_title] => 'Fluororesin composition for a sliding member and a sliding member' [patent_app_type] => 1 [patent_app_number] => 7/693243 [patent_app_country] => US [patent_app_date] => 1991-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 10130 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/300/05300366.pdf [firstpage_image] =>[orig_patent_app_number] => 693243 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/693243
Fluororesin composition for a sliding member and a sliding member Apr 28, 1991 Issued
07/685289 HIGH TEMPERATURE BATTERY Apr 14, 1991 Abandoned
07/680861 PELLET SLIDE AND INSPECTION ASSEMBLY IN A NUCLEAR FUEL PELLET SURFACE DEFECT INSPECTION APPARATUS Apr 4, 1991 Abandoned
Array ( [id] => 2809439 [patent_doc_number] => 05080693 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-14 [patent_title] => 'Tritium monitor and collection system' [patent_app_type] => 1 [patent_app_number] => 7/674981 [patent_app_country] => US [patent_app_date] => 1991-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 3836 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 355 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/080/05080693.pdf [firstpage_image] =>[orig_patent_app_number] => 674981 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/674981
Tritium monitor and collection system Mar 25, 1991 Issued
Array ( [id] => 2886561 [patent_doc_number] => 05209896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-05-11 [patent_title] => 'Heat shield' [patent_app_type] => 1 [patent_app_number] => 7/674583 [patent_app_country] => US [patent_app_date] => 1991-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2743 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/209/05209896.pdf [firstpage_image] =>[orig_patent_app_number] => 674583 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/674583
Heat shield Mar 24, 1991 Issued
07/671279 PRESSURE VESSEL PENETRATION SEALING DEVICE Mar 17, 1991 Abandoned
Array ( [id] => 2872468 [patent_doc_number] => 05118464 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Method of ultrasonic inspection of materials through opaque barriers' [patent_app_type] => 1 [patent_app_number] => 7/669450 [patent_app_country] => US [patent_app_date] => 1991-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 13 [patent_no_of_words] => 6445 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/118/05118464.pdf [firstpage_image] =>[orig_patent_app_number] => 669450 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/669450
Method of ultrasonic inspection of materials through opaque barriers Mar 14, 1991 Issued
07/669826 INSPECTION OF FUEL PARTICLES WITH ACOUSTICS Mar 14, 1991 Abandoned
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