Search

Sheldon J. Richter

Examiner (ID: 12291)

Most Active Art Unit
3406
Art Unit(s)
3745, 3401, 3405, 3406, 3748
Total Applications
822
Issued Applications
746
Pending Applications
22
Abandoned Applications
54

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2213433 [patent_doc_number] => 04609040 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-02 [patent_title] => 'Self-securing heat sink' [patent_app_type] => 1 [patent_app_number] => 6/718556 [patent_app_country] => US [patent_app_date] => 1985-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 11 [patent_no_of_words] => 1992 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/609/04609040.pdf [firstpage_image] =>[orig_patent_app_number] => 718556 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/718556
Self-securing heat sink Mar 31, 1985 Issued
Array ( [id] => 2268386 [patent_doc_number] => 04610299 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-09 [patent_title] => 'Spring-biased heat sink' [patent_app_type] => 1 [patent_app_number] => 6/718512 [patent_app_country] => US [patent_app_date] => 1985-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1874 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/610/04610299.pdf [firstpage_image] =>[orig_patent_app_number] => 718512 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/718512
Spring-biased heat sink Mar 31, 1985 Issued
Array ( [id] => 2230569 [patent_doc_number] => 04596285 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-24 [patent_title] => 'Heat exchanger with resilient corner seals' [patent_app_type] => 1 [patent_app_number] => 6/717033 [patent_app_country] => US [patent_app_date] => 1985-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 2825 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/596/04596285.pdf [firstpage_image] =>[orig_patent_app_number] => 717033 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/717033
Heat exchanger with resilient corner seals Mar 27, 1985 Issued
Array ( [id] => 2210354 [patent_doc_number] => 04577677 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-03-25 [patent_title] => 'Method for cleaning heat exchangers' [patent_app_type] => 1 [patent_app_number] => 6/715310 [patent_app_country] => US [patent_app_date] => 1985-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3522 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/577/04577677.pdf [firstpage_image] =>[orig_patent_app_number] => 715310 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/715310
Method for cleaning heat exchangers Mar 24, 1985 Issued
Array ( [id] => 2270272 [patent_doc_number] => 04606405 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-08-19 [patent_title] => 'Heat transfer wall' [patent_app_type] => 1 [patent_app_number] => 6/701161 [patent_app_country] => US [patent_app_date] => 1985-02-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 12 [patent_no_of_words] => 4597 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 422 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/606/04606405.pdf [firstpage_image] =>[orig_patent_app_number] => 701161 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/701161
Heat transfer wall Feb 12, 1985 Issued
Array ( [id] => 2167892 [patent_doc_number] => 04546823 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-15 [patent_title] => 'Solderless radiator' [patent_app_type] => 1 [patent_app_number] => 6/700212 [patent_app_country] => US [patent_app_date] => 1985-02-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 772 [patent_no_of_claims] => 2 [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/04/546/04546823.pdf [firstpage_image] =>[orig_patent_app_number] => 700212 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/700212
Solderless radiator Feb 10, 1985 Issued
Array ( [id] => 2167929 [patent_doc_number] => 04546826 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-15 [patent_title] => 'Spiral heat exchanger' [patent_app_type] => 1 [patent_app_number] => 6/699400 [patent_app_country] => US [patent_app_date] => 1985-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2067 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/546/04546826.pdf [firstpage_image] =>[orig_patent_app_number] => 699400 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/699400
Spiral heat exchanger Feb 6, 1985 Issued
Array ( [id] => 2212542 [patent_doc_number] => 04620589 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-11-04 [patent_title] => 'Device for cleaning the pipes of pipe heat-exchangers' [patent_app_type] => 1 [patent_app_number] => 6/695972 [patent_app_country] => US [patent_app_date] => 1985-01-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1518 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/620/04620589.pdf [firstpage_image] =>[orig_patent_app_number] => 695972 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/695972
Device for cleaning the pipes of pipe heat-exchangers Jan 28, 1985 Issued
06/686630 SHELL AND TUBE HEAT TRANSFER APPARATUS AND PROCESS THEREFOR Dec 30, 1984 Abandoned
Array ( [id] => 2260447 [patent_doc_number] => 04583586 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-04-22 [patent_title] => 'Apparatus for cleaning heat exchanger tubes' [patent_app_type] => 1 [patent_app_number] => 6/678780 [patent_app_country] => US [patent_app_date] => 1984-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2041 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/583/04583586.pdf [firstpage_image] =>[orig_patent_app_number] => 678780 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/678780
Apparatus for cleaning heat exchanger tubes Dec 5, 1984 Issued
Array ( [id] => 2256890 [patent_doc_number] => 04592417 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Heat exchanger tube cleaning element capturing device with offset stop' [patent_app_type] => 1 [patent_app_number] => 6/678352 [patent_app_country] => US [patent_app_date] => 1984-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 8 [patent_no_of_words] => 1713 [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] => patent [pdf_file] => patents/04/592/04592417.pdf [firstpage_image] =>[orig_patent_app_number] => 678352 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/678352
Heat exchanger tube cleaning element capturing device with offset stop Dec 4, 1984 Issued
Array ( [id] => 2253625 [patent_doc_number] => 04564064 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-14 [patent_title] => 'Falling film heat exchanger with member to distribute liquid on external surfaces of tubes' [patent_app_type] => 1 [patent_app_number] => 6/678419 [patent_app_country] => US [patent_app_date] => 1984-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2236 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/564/04564064.pdf [firstpage_image] =>[orig_patent_app_number] => 678419 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/678419
Falling film heat exchanger with member to distribute liquid on external surfaces of tubes Dec 4, 1984 Issued
Array ( [id] => 2195652 [patent_doc_number] => 04544026 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-01 [patent_title] => 'Heat exchanger tube cleaning element capturing device with hinged retainer' [patent_app_type] => 1 [patent_app_number] => 6/678351 [patent_app_country] => US [patent_app_date] => 1984-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 1456 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/544/04544026.pdf [firstpage_image] =>[orig_patent_app_number] => 678351 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/678351
Heat exchanger tube cleaning element capturing device with hinged retainer Dec 4, 1984 Issued
Array ( [id] => 2128073 [patent_doc_number] => 04550777 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-05 [patent_title] => 'System for interlocking closely ajacent vertical lengths of tube in a heat exchanger having loops' [patent_app_type] => 1 [patent_app_number] => 6/673052 [patent_app_country] => US [patent_app_date] => 1984-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1317 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/550/04550777.pdf [firstpage_image] =>[orig_patent_app_number] => 673052 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/673052
System for interlocking closely ajacent vertical lengths of tube in a heat exchanger having loops Nov 18, 1984 Issued
Array ( [id] => 2247367 [patent_doc_number] => 04588025 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-13 [patent_title] => 'Aluminum heat exchanger provided with fins having hydrophilic coating' [patent_app_type] => 1 [patent_app_number] => 6/669170 [patent_app_country] => US [patent_app_date] => 1984-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3302 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/588/04588025.pdf [firstpage_image] =>[orig_patent_app_number] => 669170 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/669170
Aluminum heat exchanger provided with fins having hydrophilic coating Nov 6, 1984 Issued
Array ( [id] => 2211700 [patent_doc_number] => 04595047 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-17 [patent_title] => 'Device for attaching an element for rotation in a tube' [patent_app_type] => 1 [patent_app_number] => 6/669100 [patent_app_country] => US [patent_app_date] => 1984-11-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 10 [patent_no_of_words] => 3014 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/595/04595047.pdf [firstpage_image] =>[orig_patent_app_number] => 669100 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/669100
Device for attaching an element for rotation in a tube Nov 6, 1984 Issued
Array ( [id] => 2283635 [patent_doc_number] => 04651820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-03-24 [patent_title] => 'Heat exchanger having adjustable baffles' [patent_app_type] => 1 [patent_app_number] => 6/660323 [patent_app_country] => US [patent_app_date] => 1984-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 2894 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/651/04651820.pdf [firstpage_image] =>[orig_patent_app_number] => 660323 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/660323
Heat exchanger having adjustable baffles Oct 11, 1984 Issued
Array ( [id] => 2234000 [patent_doc_number] => 04621687 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-11-11 [patent_title] => 'Flat tube heat exchanger having corrugated fins with louvers' [patent_app_type] => 1 [patent_app_number] => 6/659651 [patent_app_country] => US [patent_app_date] => 1984-10-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2321 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/621/04621687.pdf [firstpage_image] =>[orig_patent_app_number] => 659651 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/659651
Flat tube heat exchanger having corrugated fins with louvers Oct 10, 1984 Issued
Array ( [id] => 2256866 [patent_doc_number] => 04592415 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-03 [patent_title] => 'Thin flat heat exchanger and method of making same' [patent_app_type] => 1 [patent_app_number] => 6/659080 [patent_app_country] => US [patent_app_date] => 1984-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 10 [patent_no_of_words] => 3648 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/592/04592415.pdf [firstpage_image] =>[orig_patent_app_number] => 659080 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/659080
Thin flat heat exchanger and method of making same Oct 8, 1984 Issued
Array ( [id] => 2259068 [patent_doc_number] => 04611652 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-09-16 [patent_title] => 'Method of preventing corrosion in boiler-plant equipment' [patent_app_type] => 1 [patent_app_number] => 6/658058 [patent_app_country] => US [patent_app_date] => 1984-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 5016 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 357 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/611/04611652.pdf [firstpage_image] =>[orig_patent_app_number] => 658058 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/658058
Method of preventing corrosion in boiler-plant equipment Oct 3, 1984 Issued
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