Search

Charles Hart

Examiner (ID: 19224)

Most Active Art Unit
1305
Art Unit(s)
1305
Total Applications
501
Issued Applications
461
Pending Applications
2
Abandoned Applications
38

Applications

Application numberTitle of the applicationFiling DateStatus
90/002095 CYLINDRICAL AIR FILTER WITH LIGHTWEIGHT HOUSING AND RADIALLY DIRECTED SEAL Jul 22, 1990 Issued
Array ( [id] => 2950907 [patent_doc_number] => 05198005 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-30 [patent_title] => 'Apparatus for solids-fluid separation' [patent_app_type] => 1 [patent_app_number] => 7/554490 [patent_app_country] => US [patent_app_date] => 1990-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1540 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/198/05198005.pdf [firstpage_image] =>[orig_patent_app_number] => 554490 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/554490
Apparatus for solids-fluid separation Jul 18, 1990 Issued
Array ( [id] => 2776998 [patent_doc_number] => 05087355 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-02-11 [patent_title] => 'Automatically self-flushing filter' [patent_app_type] => 1 [patent_app_number] => 7/557151 [patent_app_country] => US [patent_app_date] => 1990-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3085 [patent_no_of_claims] => 16 [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/05/087/05087355.pdf [firstpage_image] =>[orig_patent_app_number] => 557151 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/557151
Automatically self-flushing filter Jul 18, 1990 Issued
Array ( [id] => 2760722 [patent_doc_number] => 05062870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-11-05 [patent_title] => 'Shut-off device for cyclonic vacuum cleaner' [patent_app_type] => 1 [patent_app_number] => 7/549080 [patent_app_country] => US [patent_app_date] => 1990-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 6534 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 348 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/062/05062870.pdf [firstpage_image] =>[orig_patent_app_number] => 549080 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/549080
Shut-off device for cyclonic vacuum cleaner Jul 5, 1990 Issued
Array ( [id] => 2751579 [patent_doc_number] => 05059221 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-22 [patent_title] => 'Integrated air cleaner assembly' [patent_app_type] => 1 [patent_app_number] => 7/548448 [patent_app_country] => US [patent_app_date] => 1990-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2404 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/059/05059221.pdf [firstpage_image] =>[orig_patent_app_number] => 548448 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/548448
Integrated air cleaner assembly Jul 4, 1990 Issued
Array ( [id] => 2726576 [patent_doc_number] => 05039317 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-13 [patent_title] => 'Radial inflow particle separation method and apparatus' [patent_app_type] => 1 [patent_app_number] => 7/548047 [patent_app_country] => US [patent_app_date] => 1990-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 6460 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/039/05039317.pdf [firstpage_image] =>[orig_patent_app_number] => 548047 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/548047
Radial inflow particle separation method and apparatus Jul 4, 1990 Issued
Array ( [id] => 2840416 [patent_doc_number] => 05110469 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Coffee grounds disposal unit' [patent_app_type] => 1 [patent_app_number] => 7/546357 [patent_app_country] => US [patent_app_date] => 1990-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 11 [patent_no_of_words] => 6125 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/110/05110469.pdf [firstpage_image] =>[orig_patent_app_number] => 546357 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/546357
Coffee grounds disposal unit Jun 28, 1990 Issued
Array ( [id] => 2728796 [patent_doc_number] => 05076924 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-12-31 [patent_title] => 'Filter plate' [patent_app_type] => 1 [patent_app_number] => 7/545126 [patent_app_country] => US [patent_app_date] => 1990-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1156 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/076/05076924.pdf [firstpage_image] =>[orig_patent_app_number] => 545126 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/545126
Filter plate Jun 27, 1990 Issued
Array ( [id] => 2736233 [patent_doc_number] => 05028244 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-02 [patent_title] => 'Tank venting control valve assembly' [patent_app_type] => 1 [patent_app_number] => 7/546913 [patent_app_country] => US [patent_app_date] => 1990-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 6378 [patent_no_of_claims] => 33 [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/05/028/05028244.pdf [firstpage_image] =>[orig_patent_app_number] => 546913 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/546913
Tank venting control valve assembly Jun 26, 1990 Issued
Array ( [id] => 2837709 [patent_doc_number] => 05110329 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-05-05 [patent_title] => 'Filtering device for dust and exhaust gases of glass melting furnaces containing sulfurous compounds' [patent_app_type] => 1 [patent_app_number] => 7/540936 [patent_app_country] => US [patent_app_date] => 1990-06-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1282 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/110/05110329.pdf [firstpage_image] =>[orig_patent_app_number] => 540936 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/540936
Filtering device for dust and exhaust gases of glass melting furnaces containing sulfurous compounds Jun 19, 1990 Issued
07/539502 SELECTED SOLVENT COMPOSITION AND PROCESS EMPLOYING SAME Jun 17, 1990 Abandoned
Array ( [id] => 2677127 [patent_doc_number] => 05004552 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-02 [patent_title] => 'Apparatus and method for separating water from crude oil' [patent_app_type] => 1 [patent_app_number] => 7/537695 [patent_app_country] => US [patent_app_date] => 1990-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3451 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/004/05004552.pdf [firstpage_image] =>[orig_patent_app_number] => 537695 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/537695
Apparatus and method for separating water from crude oil Jun 13, 1990 Issued
Array ( [id] => 2706339 [patent_doc_number] => 05009680 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-23 [patent_title] => 'Method and a system for separating and transporting gas and liquid' [patent_app_type] => 1 [patent_app_number] => 7/488061 [patent_app_country] => US [patent_app_date] => 1990-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1009 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/009/05009680.pdf [firstpage_image] =>[orig_patent_app_number] => 488061 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/488061
Method and a system for separating and transporting gas and liquid Jun 10, 1990 Issued
Array ( [id] => 2823766 [patent_doc_number] => 05098581 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-24 [patent_title] => 'Method and device for the generation of fine gas bubbles in a liquid' [patent_app_type] => 1 [patent_app_number] => 7/532324 [patent_app_country] => US [patent_app_date] => 1990-06-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 3911 [patent_no_of_claims] => 36 [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/05/098/05098581.pdf [firstpage_image] =>[orig_patent_app_number] => 532324 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/532324
Method and device for the generation of fine gas bubbles in a liquid Jun 4, 1990 Issued
Array ( [id] => 2699294 [patent_doc_number] => 05000767 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-19 [patent_title] => 'Dust collector with pneumatic seal' [patent_app_type] => 1 [patent_app_number] => 7/530924 [patent_app_country] => US [patent_app_date] => 1990-05-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3149 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/000/05000767.pdf [firstpage_image] =>[orig_patent_app_number] => 530924 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/530924
Dust collector with pneumatic seal May 29, 1990 Issued
07/528110 RECIRCULATING WATER WASHER MEANS AND METHOD May 22, 1990 Abandoned
Array ( [id] => 2737769 [patent_doc_number] => 05002596 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-26 [patent_title] => 'Fuel vapor canister' [patent_app_type] => 1 [patent_app_number] => 7/525802 [patent_app_country] => US [patent_app_date] => 1990-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1319 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/002/05002596.pdf [firstpage_image] =>[orig_patent_app_number] => 525802 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/525802
Fuel vapor canister May 20, 1990 Issued
Array ( [id] => 2700077 [patent_doc_number] => 04981501 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-01 [patent_title] => 'Adsorption filter with high air permeability' [patent_app_type] => 1 [patent_app_number] => 7/524194 [patent_app_country] => US [patent_app_date] => 1990-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 4070 [patent_no_of_claims] => 27 [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/04/981/04981501.pdf [firstpage_image] =>[orig_patent_app_number] => 524194 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/524194
Adsorption filter with high air permeability May 15, 1990 Issued
Array ( [id] => 2727748 [patent_doc_number] => 04997463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-05 [patent_title] => 'Gas-liquid microvolume separating apparatus and method' [patent_app_type] => 1 [patent_app_number] => 7/523306 [patent_app_country] => US [patent_app_date] => 1990-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 5036 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/997/04997463.pdf [firstpage_image] =>[orig_patent_app_number] => 523306 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/523306
Gas-liquid microvolume separating apparatus and method May 10, 1990 Issued
Array ( [id] => 2663678 [patent_doc_number] => 04999032 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-03-12 [patent_title] => 'Reducing atmospheric pollution by automatic processing of leaking filter bags in a baghouse network' [patent_app_type] => 1 [patent_app_number] => 7/516846 [patent_app_country] => US [patent_app_date] => 1990-04-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2515 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/999/04999032.pdf [firstpage_image] =>[orig_patent_app_number] => 516846 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/516846
Reducing atmospheric pollution by automatic processing of leaking filter bags in a baghouse network Apr 29, 1990 Issued
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