Search

David Patrick Angwin

Supervisory Patent Examiner (ID: 11954, Phone: (571)270-3735 , Office: P/3742 )

Most Active Art Unit
3729
Art Unit(s)
3729, 4155, 3754, 3742
Total Applications
545
Issued Applications
366
Pending Applications
14
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2119695 [patent_doc_number] => 04481060 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-11-06 [patent_title] => 'Process for laminating aramid waterleaves' [patent_app_type] => 1 [patent_app_number] => 6/214964 [patent_app_country] => US [patent_app_date] => 1980-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1355 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/481/04481060.pdf [firstpage_image] =>[orig_patent_app_number] => 214964 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/214964
Process for laminating aramid waterleaves Dec 9, 1980 Issued
Array ( [id] => 2005446 [patent_doc_number] => 04368088 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-01-11 [patent_title] => 'Method of manufacturing corrugated tube' [patent_app_type] => 1 [patent_app_number] => 6/213720 [patent_app_country] => US [patent_app_date] => 1980-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3869 [patent_no_of_claims] => 8 [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/04/368/04368088.pdf [firstpage_image] =>[orig_patent_app_number] => 213720 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/213720
Method of manufacturing corrugated tube Dec 7, 1980 Issued
Array ( [id] => 1939822 [patent_doc_number] => 04335176 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-06-15 [patent_title] => 'Bonded needled fiber glass thermoplastic reinforced mats' [patent_app_type] => 1 [patent_app_number] => 6/209442 [patent_app_country] => US [patent_app_date] => 1980-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2017 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/335/04335176.pdf [firstpage_image] =>[orig_patent_app_number] => 209442 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/209442
Bonded needled fiber glass thermoplastic reinforced mats Nov 23, 1980 Issued
Array ( [id] => 1978576 [patent_doc_number] => 04351691 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-09-28 [patent_title] => 'Apparatus for making a tufted product' [patent_app_type] => 1 [patent_app_number] => 6/209735 [patent_app_country] => US [patent_app_date] => 1980-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 3358 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 377 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/351/04351691.pdf [firstpage_image] =>[orig_patent_app_number] => 209735 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/209735
Apparatus for making a tufted product Nov 23, 1980 Issued
Array ( [id] => 1984181 [patent_doc_number] => 04345632 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-24 [patent_title] => 'Tread with spaced projections in stone ejecting groove' [patent_app_type] => 1 [patent_app_number] => 6/207506 [patent_app_country] => US [patent_app_date] => 1980-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3139 [patent_no_of_claims] => 11 [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/04/345/04345632.pdf [firstpage_image] =>[orig_patent_app_number] => 207506 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/207506
Tread with spaced projections in stone ejecting groove Nov 16, 1980 Issued
Array ( [id] => 1976992 [patent_doc_number] => 04351381 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-09-28 [patent_title] => 'Tread for pneumatic tire' [patent_app_type] => 1 [patent_app_number] => 6/206202 [patent_app_country] => US [patent_app_date] => 1980-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1143 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 415 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/351/04351381.pdf [firstpage_image] =>[orig_patent_app_number] => 206202 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/206202
Tread for pneumatic tire Nov 11, 1980 Issued
Array ( [id] => 2051625 [patent_doc_number] => 04392522 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-07-12 [patent_title] => 'Tire with open cell foam insert for reducing noise' [patent_app_type] => 1 [patent_app_number] => 6/202883 [patent_app_country] => US [patent_app_date] => 1980-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 8 [patent_no_of_words] => 2270 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/392/04392522.pdf [firstpage_image] =>[orig_patent_app_number] => 202883 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/202883
Tire with open cell foam insert for reducing noise Nov 2, 1980 Issued
06/199678 DEVICE AND METHOD FOR PRODUCING PNEUMATIC TIRES HAVING PRESELECTED NOISE CHARACTERISTICS Oct 21, 1980 Abandoned
Array ( [id] => 2036491 [patent_doc_number] => 04385652 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-05-31 [patent_title] => 'Endless track construction' [patent_app_type] => 1 [patent_app_number] => 6/199051 [patent_app_country] => US [patent_app_date] => 1980-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1991 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/385/04385652.pdf [firstpage_image] =>[orig_patent_app_number] => 199051 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/199051
Endless track construction Oct 19, 1980 Issued
Array ( [id] => 1937210 [patent_doc_number] => 04342610 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-08-03 [patent_title] => 'Method for intermittently slitting and folding fibrous insulation' [patent_app_type] => 1 [patent_app_number] => 6/198411 [patent_app_country] => US [patent_app_date] => 1980-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1760 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/342/04342610.pdf [firstpage_image] =>[orig_patent_app_number] => 198411 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/198411
Method for intermittently slitting and folding fibrous insulation Oct 19, 1980 Issued
06/196110 METHOD OF MAKING A RIBBED BELT Oct 9, 1980 Abandoned
Array ( [id] => 2026222 [patent_doc_number] => 04376675 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-15 [patent_title] => 'Method of manufacturing an inorganic fiber filter tube and product' [patent_app_type] => 1 [patent_app_number] => 6/193924 [patent_app_country] => US [patent_app_date] => 1980-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3243 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 232 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/376/04376675.pdf [firstpage_image] =>[orig_patent_app_number] => 193924 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/193924
Method of manufacturing an inorganic fiber filter tube and product Oct 5, 1980 Issued
Array ( [id] => 2022474 [patent_doc_number] => 04380483 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-04-19 [patent_title] => 'Process for forming improved carbon fiber reinforced composite coil spring' [patent_app_type] => 1 [patent_app_number] => 6/190339 [patent_app_country] => US [patent_app_date] => 1980-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 11 [patent_no_of_words] => 5153 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/380/04380483.pdf [firstpage_image] =>[orig_patent_app_number] => 190339 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/190339
Process for forming improved carbon fiber reinforced composite coil spring Sep 23, 1980 Issued
Array ( [id] => 1946989 [patent_doc_number] => 04341579 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-07-27 [patent_title] => 'Wire reinforced corrugated board and method and apparatus for making same' [patent_app_type] => 1 [patent_app_number] => 6/190189 [patent_app_country] => US [patent_app_date] => 1980-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 51 [patent_no_of_words] => 8548 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/341/04341579.pdf [firstpage_image] =>[orig_patent_app_number] => 190189 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/190189
Wire reinforced corrugated board and method and apparatus for making same Sep 23, 1980 Issued
Array ( [id] => 2013352 [patent_doc_number] => 04376005 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1983-03-08 [patent_title] => 'Method of making hose' [patent_app_type] => 1 [patent_app_number] => 6/189973 [patent_app_country] => US [patent_app_date] => 1980-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 3623 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/376/04376005.pdf [firstpage_image] =>[orig_patent_app_number] => 189973 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/189973
Method of making hose Sep 21, 1980 Issued
06/186895 BONDED FABRIC MACHINE Sep 14, 1980 Abandoned
Array ( [id] => 1967626 [patent_doc_number] => 04331500 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-05-25 [patent_title] => 'Method of making an endless belt for continuously hot pressing a web of material' [patent_app_type] => 1 [patent_app_number] => 6/186180 [patent_app_country] => US [patent_app_date] => 1980-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1370 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 203 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/331/04331500.pdf [firstpage_image] =>[orig_patent_app_number] => 186180 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/186180
Method of making an endless belt for continuously hot pressing a web of material Sep 10, 1980 Issued
Array ( [id] => 2235200 [patent_doc_number] => 04596622 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-06-24 [patent_title] => 'Method for making an abrasion-resistant reflective marker' [patent_app_type] => 1 [patent_app_number] => 6/179176 [patent_app_country] => US [patent_app_date] => 1980-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 4616 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 217 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/596/04596622.pdf [firstpage_image] =>[orig_patent_app_number] => 179176 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/179176
Method for making an abrasion-resistant reflective marker Aug 17, 1980 Issued
Array ( [id] => 1991376 [patent_doc_number] => 04329194 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1982-05-11 [patent_title] => 'Method for constructing fiberglass articles' [patent_app_type] => 1 [patent_app_number] => 6/178963 [patent_app_country] => US [patent_app_date] => 1980-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2711 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/329/04329194.pdf [firstpage_image] =>[orig_patent_app_number] => 178963 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/178963
Method for constructing fiberglass articles Aug 17, 1980 Issued
06/177858 TREAD CONFIGURATION FOR MOTOR VEHICLE TIRES Aug 13, 1980 Abandoned
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