Search

Stephen J Kalafut

Examiner (ID: 174)

Most Active Art Unit
1745
Art Unit(s)
1795, 1727, 1107, 1102, 1104, 1745, 1111, 1741, 1754
Total Applications
3060
Issued Applications
2491
Pending Applications
181
Abandoned Applications
388

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1516770 [patent_doc_number] => 06500575 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-31 [patent_title] => 'In-cell air management' [patent_app_type] => B1 [patent_app_number] => 09/472745 [patent_app_country] => US [patent_app_date] => 1999-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3914 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/500/06500575.pdf [firstpage_image] =>[orig_patent_app_number] => 09472745 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/472745
In-cell air management Dec 26, 1999 Issued
Array ( [id] => 1520326 [patent_doc_number] => 06413664 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-02 [patent_title] => 'Fuel cell separator plate with discrete fluid distribution features' [patent_app_type] => B1 [patent_app_number] => 09/471704 [patent_app_country] => US [patent_app_date] => 1999-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 5459 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/413/06413664.pdf [firstpage_image] =>[orig_patent_app_number] => 09471704 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/471704
Fuel cell separator plate with discrete fluid distribution features Dec 22, 1999 Issued
09/472388 FLOW CHANNEL DEVICE FOR ELECTROCHEMICAL CELLS Dec 22, 1999 Abandoned
Array ( [id] => 1473696 [patent_doc_number] => 06387554 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Process for the production of hydrogen and electrical energy from reforming of bio-ethanol with the use of fuel cells and with zero emission of pollutants' [patent_app_type] => B1 [patent_app_number] => 09/446561 [patent_app_country] => US [patent_app_date] => 1999-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2903 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 408 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/387/06387554.pdf [firstpage_image] =>[orig_patent_app_number] => 09446561 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/446561
Process for the production of hydrogen and electrical energy from reforming of bio-ethanol with the use of fuel cells and with zero emission of pollutants Dec 20, 1999 Issued
Array ( [id] => 4350578 [patent_doc_number] => 06218035 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-17 [patent_title] => 'Proton exchange membrane fuel cell power system' [patent_app_type] => 1 [patent_app_number] => 9/470321 [patent_app_country] => US [patent_app_date] => 1999-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 27 [patent_figures_cnt] => 32 [patent_no_of_words] => 16291 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 29 [patent_words_short_claim] => 18 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/218/06218035.pdf [firstpage_image] =>[orig_patent_app_number] => 470321 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/470321
Proton exchange membrane fuel cell power system Dec 20, 1999 Issued
Array ( [id] => 1205050 [patent_doc_number] => 06716548 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-04-06 [patent_title] => 'Composite electrolyte membranes for fuel cells and methods of making same' [patent_app_type] => B1 [patent_app_number] => 09/466897 [patent_app_country] => US [patent_app_date] => 1999-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 25 [patent_figures_cnt] => 30 [patent_no_of_words] => 17152 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 58 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/716/06716548.pdf [firstpage_image] =>[orig_patent_app_number] => 09466897 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/466897
Composite electrolyte membranes for fuel cells and methods of making same Dec 19, 1999 Issued
Array ( [id] => 1487238 [patent_doc_number] => 06428916 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-06 [patent_title] => 'Coolant treatment system for a direct antifreeze cooled fuel cell assembly' [patent_app_type] => B1 [patent_app_number] => 09/468027 [patent_app_country] => US [patent_app_date] => 1999-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 8162 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/428/06428916.pdf [firstpage_image] =>[orig_patent_app_number] => 09468027 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/468027
Coolant treatment system for a direct antifreeze cooled fuel cell assembly Dec 19, 1999 Issued
Array ( [id] => 1520348 [patent_doc_number] => 06413677 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-02 [patent_title] => 'Lithium secondary battery electrolyte and lithium secondary battery using the same' [patent_app_type] => B1 [patent_app_number] => 09/466332 [patent_app_country] => US [patent_app_date] => 1999-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8165 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/413/06413677.pdf [firstpage_image] =>[orig_patent_app_number] => 09466332 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/466332
Lithium secondary battery electrolyte and lithium secondary battery using the same Dec 16, 1999 Issued
Array ( [id] => 1446224 [patent_doc_number] => 06368740 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Electrochemical cell frame having integral protector portion' [patent_app_type] => B1 [patent_app_number] => 09/465104 [patent_app_country] => US [patent_app_date] => 1999-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2709 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/368/06368740.pdf [firstpage_image] =>[orig_patent_app_number] => 09465104 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/465104
Electrochemical cell frame having integral protector portion Dec 15, 1999 Issued
Array ( [id] => 4301068 [patent_doc_number] => 06326095 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-04 [patent_title] => 'Integrated manifold/reformer for fuel cell systems' [patent_app_type] => 1 [patent_app_number] => 9/459504 [patent_app_country] => US [patent_app_date] => 1999-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2113 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 207 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/326/06326095.pdf [firstpage_image] =>[orig_patent_app_number] => 459504 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/459504
Integrated manifold/reformer for fuel cell systems Dec 12, 1999 Issued
Array ( [id] => 1584592 [patent_doc_number] => 06358637 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-19 [patent_title] => 'Freeze-protecting a fuel cell by vacuum drying' [patent_app_type] => B1 [patent_app_number] => 09/459591 [patent_app_country] => US [patent_app_date] => 1999-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2021 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/358/06358637.pdf [firstpage_image] =>[orig_patent_app_number] => 09459591 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/459591
Freeze-protecting a fuel cell by vacuum drying Dec 12, 1999 Issued
Array ( [id] => 4344917 [patent_doc_number] => 06214484 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-10 [patent_title] => 'Fuel cell arrangement having a methanol reformer with an energy storage unit and method for controlling the energy flow of the fuel cell arrangement' [patent_app_type] => 1 [patent_app_number] => 9/454638 [patent_app_country] => US [patent_app_date] => 1999-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1446 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/214/06214484.pdf [firstpage_image] =>[orig_patent_app_number] => 454638 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/454638
Fuel cell arrangement having a methanol reformer with an energy storage unit and method for controlling the energy flow of the fuel cell arrangement Dec 5, 1999 Issued
Array ( [id] => 1541805 [patent_doc_number] => 06372374 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-16 [patent_title] => 'Bipolar separator plate with improved wet seals' [patent_app_type] => B1 [patent_app_number] => 09/451132 [patent_app_country] => US [patent_app_date] => 1999-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3364 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/372/06372374.pdf [firstpage_image] =>[orig_patent_app_number] => 09451132 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/451132
Bipolar separator plate with improved wet seals Nov 29, 1999 Issued
Array ( [id] => 4317340 [patent_doc_number] => 06328770 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-11 [patent_title] => 'Method of making multi-layer electrochemical cell devices' [patent_app_type] => 1 [patent_app_number] => 9/447640 [patent_app_country] => US [patent_app_date] => 1999-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 5057 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/328/06328770.pdf [firstpage_image] =>[orig_patent_app_number] => 447640 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/447640
Method of making multi-layer electrochemical cell devices Nov 22, 1999 Issued
Array ( [id] => 1559048 [patent_doc_number] => 06436562 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-20 [patent_title] => 'Fuel-cell engine stream conditioning system' [patent_app_type] => B1 [patent_app_number] => 09/447764 [patent_app_country] => US [patent_app_date] => 1999-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 9665 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/436/06436562.pdf [firstpage_image] =>[orig_patent_app_number] => 09447764 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/447764
Fuel-cell engine stream conditioning system Nov 22, 1999 Issued
Array ( [id] => 4347355 [patent_doc_number] => 06291108 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-18 [patent_title] => 'Non-aqueous electrolyte cell' [patent_app_type] => 1 [patent_app_number] => 9/447571 [patent_app_country] => US [patent_app_date] => 1999-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 3708 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 63 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/291/06291108.pdf [firstpage_image] =>[orig_patent_app_number] => 447571 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/447571
Non-aqueous electrolyte cell Nov 22, 1999 Issued
Array ( [id] => 4268327 [patent_doc_number] => 06322916 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-27 [patent_title] => 'Method of operating a molten carbonate fuel cell, a fuel cell, a fuel cell stack and an apparatus provided therewith' [patent_app_type] => 1 [patent_app_number] => 9/242747 [patent_app_country] => US [patent_app_date] => 1999-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 4038 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 107 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/322/06322916.pdf [firstpage_image] =>[orig_patent_app_number] => 242747 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/242747
Method of operating a molten carbonate fuel cell, a fuel cell, a fuel cell stack and an apparatus provided therewith Nov 16, 1999 Issued
Array ( [id] => 4080205 [patent_doc_number] => 06132654 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-17 [patent_title] => 'Ultra-thin, single-ply battery separator' [patent_app_type] => 1 [patent_app_number] => 9/441418 [patent_app_country] => US [patent_app_date] => 1999-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2147 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 81 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/132/06132654.pdf [firstpage_image] =>[orig_patent_app_number] => 441418 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/441418
Ultra-thin, single-ply battery separator Nov 15, 1999 Issued
Array ( [id] => 4406054 [patent_doc_number] => 06265093 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Direct methanol feed fuel cell and system' [patent_app_type] => 1 [patent_app_number] => 9/437997 [patent_app_country] => US [patent_app_date] => 1999-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 17 [patent_no_of_words] => 11629 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/265/06265093.pdf [firstpage_image] =>[orig_patent_app_number] => 437997 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/437997
Direct methanol feed fuel cell and system Nov 9, 1999 Issued
09/436517 ELECTRICAL CONTACTING DEVICE FOR AN ELECTROCHEMICAL FUEL CELL Nov 8, 1999 Abandoned
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