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David Severin

Examiner (ID: 7480)

Most Active Art Unit
2303
Art Unit(s)
2303, 2512
Total Applications
554
Issued Applications
488
Pending Applications
0
Abandoned Applications
66

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2428875 [patent_doc_number] => 04788614 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-11-29 [patent_title] => 'Locking mechanism in a magnetic tape cassette' [patent_app_type] => 1 [patent_app_number] => 6/900478 [patent_app_country] => US [patent_app_date] => 1986-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2355 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/788/04788614.pdf [firstpage_image] =>[orig_patent_app_number] => 900478 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/900478
Locking mechanism in a magnetic tape cassette Aug 25, 1986 Issued
Array ( [id] => 2533718 [patent_doc_number] => 04797763 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-10 [patent_title] => 'Compact magnetic head flexible suspension' [patent_app_type] => 1 [patent_app_number] => 6/896383 [patent_app_country] => US [patent_app_date] => 1986-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3240 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 248 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/797/04797763.pdf [firstpage_image] =>[orig_patent_app_number] => 896383 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/896383
Compact magnetic head flexible suspension Aug 12, 1986 Issued
Array ( [id] => 2430789 [patent_doc_number] => 04774608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-27 [patent_title] => 'Front loading apparatus for disc drive unit' [patent_app_type] => 1 [patent_app_number] => 6/894543 [patent_app_country] => US [patent_app_date] => 1986-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 13 [patent_no_of_words] => 3639 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 323 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/774/04774608.pdf [firstpage_image] =>[orig_patent_app_number] => 894543 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/894543
Front loading apparatus for disc drive unit Aug 7, 1986 Issued
06/892950 PIVOT SUPPORT STRUCTURE FOR MAGNETIC HEAD ASSEMBLY Aug 3, 1986 Abandoned
Array ( [id] => 2455440 [patent_doc_number] => 04723182 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-02 [patent_title] => 'Protective enclosure for magnetic recording head assembly' [patent_app_type] => 1 [patent_app_number] => 6/890340 [patent_app_country] => US [patent_app_date] => 1986-07-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 5175 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 194 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/723/04723182.pdf [firstpage_image] =>[orig_patent_app_number] => 890340 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/890340
Protective enclosure for magnetic recording head assembly Jul 28, 1986 Issued
Array ( [id] => 2450297 [patent_doc_number] => 04792871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-12-20 [patent_title] => 'Cassette loading apparatus with differential gear providing three functions' [patent_app_type] => 1 [patent_app_number] => 6/891000 [patent_app_country] => US [patent_app_date] => 1986-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 15265 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 237 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/792/04792871.pdf [firstpage_image] =>[orig_patent_app_number] => 891000 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/891000
Cassette loading apparatus with differential gear providing three functions Jul 24, 1986 Issued
Array ( [id] => 2706997 [patent_doc_number] => 04989107 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-29 [patent_title] => 'Microfloppy disk drive with centering mechanism' [patent_app_type] => 1 [patent_app_number] => 6/887080 [patent_app_country] => US [patent_app_date] => 1986-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3906 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 185 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/989/04989107.pdf [firstpage_image] =>[orig_patent_app_number] => 887080 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/887080
Microfloppy disk drive with centering mechanism Jul 16, 1986 Issued
Array ( [id] => 2451075 [patent_doc_number] => 04757405 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-12 [patent_title] => 'Magnetic-tape apparatus with full and partial head plate advance' [patent_app_type] => 1 [patent_app_number] => 6/885350 [patent_app_country] => US [patent_app_date] => 1986-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 15 [patent_no_of_words] => 9287 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 320 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/757/04757405.pdf [firstpage_image] =>[orig_patent_app_number] => 885350 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/885350
Magnetic-tape apparatus with full and partial head plate advance Jul 13, 1986 Issued
Array ( [id] => 2459524 [patent_doc_number] => 04760478 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-26 [patent_title] => 'Visco-elastically damped magnetic head suspension assembly' [patent_app_type] => 1 [patent_app_number] => 6/883201 [patent_app_country] => US [patent_app_date] => 1986-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 17 [patent_no_of_words] => 2806 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/760/04760478.pdf [firstpage_image] =>[orig_patent_app_number] => 883201 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/883201
Visco-elastically damped magnetic head suspension assembly Jul 7, 1986 Issued
Array ( [id] => 2561333 [patent_doc_number] => 04803577 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-02-07 [patent_title] => 'Vertical magnetic recording system using rigid disk' [patent_app_type] => 1 [patent_app_number] => 6/872240 [patent_app_country] => US [patent_app_date] => 1986-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2143 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/803/04803577.pdf [firstpage_image] =>[orig_patent_app_number] => 872240 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/872240
Vertical magnetic recording system using rigid disk Jun 8, 1986 Issued
Array ( [id] => 2420723 [patent_doc_number] => 04742408 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-05-03 [patent_title] => 'Drive pin holding spring for floppy disk drive' [patent_app_type] => 1 [patent_app_number] => 6/870020 [patent_app_country] => US [patent_app_date] => 1986-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 2617 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 254 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/742/04742408.pdf [firstpage_image] =>[orig_patent_app_number] => 870020 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/870020
Drive pin holding spring for floppy disk drive Jun 2, 1986 Issued
Array ( [id] => 2426611 [patent_doc_number] => 04727444 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-02-23 [patent_title] => 'Loading device for a cartridge' [patent_app_type] => 1 [patent_app_number] => 6/865820 [patent_app_country] => US [patent_app_date] => 1986-05-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 4848 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/727/04727444.pdf [firstpage_image] =>[orig_patent_app_number] => 865820 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/865820
Loading device for a cartridge May 21, 1986 Issued
Array ( [id] => 2450966 [patent_doc_number] => 04757399 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-12 [patent_title] => 'Flexible cassette for use with a reel periphery driven transport' [patent_app_type] => 1 [patent_app_number] => 6/865310 [patent_app_country] => US [patent_app_date] => 1986-05-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 10 [patent_no_of_words] => 3415 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 332 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/757/04757399.pdf [firstpage_image] =>[orig_patent_app_number] => 865310 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/865310
Flexible cassette for use with a reel periphery driven transport May 20, 1986 Issued
06/861108 RECORDING OR REPRODUCING APPARATUS USING CONTAINER MOUNTED STRIP-LIKE RECORDING MEDIUM May 5, 1986 Abandoned
Array ( [id] => 2392285 [patent_doc_number] => 04737877 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-04-12 [patent_title] => 'Structure to provide optical and capacitive contrast on magnetic recording disk' [patent_app_type] => 1 [patent_app_number] => 6/861655 [patent_app_country] => US [patent_app_date] => 1986-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2251 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/737/04737877.pdf [firstpage_image] =>[orig_patent_app_number] => 861655 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/861655
Structure to provide optical and capacitive contrast on magnetic recording disk May 4, 1986 Issued
Array ( [id] => 2570801 [patent_doc_number] => 04849839 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Magnetic tape recording and/or reproducing apparatus rotary head assembly having sweeping device' [patent_app_type] => 1 [patent_app_number] => 6/854810 [patent_app_country] => US [patent_app_date] => 1986-04-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 13 [patent_no_of_words] => 3541 [patent_no_of_claims] => 12 [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/04/849/04849839.pdf [firstpage_image] =>[orig_patent_app_number] => 854810 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/854810
Magnetic tape recording and/or reproducing apparatus rotary head assembly having sweeping device Apr 22, 1986 Issued
Array ( [id] => 2430806 [patent_doc_number] => 04774609 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-09-27 [patent_title] => 'Device for a flexible magnetic disk' [patent_app_type] => 1 [patent_app_number] => 6/853190 [patent_app_country] => US [patent_app_date] => 1986-04-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1468 [patent_no_of_claims] => 1 [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/04/774/04774609.pdf [firstpage_image] =>[orig_patent_app_number] => 853190 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/853190
Device for a flexible magnetic disk Apr 16, 1986 Issued
06/852625 CASSETTE TAPE RECORDER FOR MULTIPLE CASSETTE TAPES Apr 15, 1986 Abandoned
06/852150 MAGNETIC DISC UNIT EMPLOYING TEMPERATURE COMPENSATION Apr 14, 1986 Abandoned
Array ( [id] => 2450948 [patent_doc_number] => 04757398 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1988-07-12 [patent_title] => 'Tape withdrawing device for a magnetic recording and/or reproducing apparatus' [patent_app_type] => 1 [patent_app_number] => 6/843670 [patent_app_country] => US [patent_app_date] => 1986-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 12 [patent_no_of_words] => 2632 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 432 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/757/04757398.pdf [firstpage_image] =>[orig_patent_app_number] => 843670 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/843670
Tape withdrawing device for a magnetic recording and/or reproducing apparatus Mar 24, 1986 Issued
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