Search

Robert Canfield

Examiner (ID: 13, Phone: (571)272-6840 , Office: P/3635 )

Most Active Art Unit
3636
Art Unit(s)
3600, 3621, 3504, 3635, 3636
Total Applications
3086
Issued Applications
2403
Pending Applications
211
Abandoned Applications
471

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3523633 [patent_doc_number] => 05479754 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-02 [patent_title] => 'Method and apparatus for installing an elevator shaft door' [patent_app_type] => 1 [patent_app_number] => 8/181347 [patent_app_country] => US [patent_app_date] => 1994-01-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 18 [patent_no_of_words] => 4295 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 253 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/479/05479754.pdf [firstpage_image] =>[orig_patent_app_number] => 181347 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/181347
Method and apparatus for installing an elevator shaft door Jan 13, 1994 Issued
Array ( [id] => 3594691 [patent_doc_number] => 05564234 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-15 [patent_title] => 'Building structure consisting of a framework of uprights and beams covered with a foil' [patent_app_type] => 1 [patent_app_number] => 8/182949 [patent_app_country] => US [patent_app_date] => 1994-01-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1895 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/564/05564234.pdf [firstpage_image] =>[orig_patent_app_number] => 182949 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/182949
Building structure consisting of a framework of uprights and beams covered with a foil Jan 12, 1994 Issued
Array ( [id] => 2992509 [patent_doc_number] => 05353977 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Umbrella holster' [patent_app_type] => 1 [patent_app_number] => 8/179675 [patent_app_country] => US [patent_app_date] => 1994-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2511 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/353/05353977.pdf [firstpage_image] =>[orig_patent_app_number] => 179675 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/179675
Umbrella holster Jan 10, 1994 Issued
Array ( [id] => 3429879 [patent_doc_number] => 05396739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-14 [patent_title] => 'Guard rail assembly' [patent_app_type] => 1 [patent_app_number] => 8/179090 [patent_app_country] => US [patent_app_date] => 1994-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1352 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/396/05396739.pdf [firstpage_image] =>[orig_patent_app_number] => 179090 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/179090
Guard rail assembly Jan 9, 1994 Issued
Array ( [id] => 3630640 [patent_doc_number] => 05636486 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-10 [patent_title] => 'Brick tie' [patent_app_type] => 1 [patent_app_number] => 8/177133 [patent_app_country] => US [patent_app_date] => 1994-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 3176 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/636/05636486.pdf [firstpage_image] =>[orig_patent_app_number] => 177133 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/177133
Brick tie Jan 3, 1994 Issued
Array ( [id] => 3458390 [patent_doc_number] => 05426897 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Glass restraint system and windows' [patent_app_type] => 1 [patent_app_number] => 8/176537 [patent_app_country] => US [patent_app_date] => 1994-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1682 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 270 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/426/05426897.pdf [firstpage_image] =>[orig_patent_app_number] => 176537 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/176537
Glass restraint system and windows Jan 2, 1994 Issued
08/174236 ADJUSTABLE CRUTCH WITH SPRING BIASED HANDGRIP Dec 27, 1993 Abandoned
08/140163 IMITATION WEATHERBOARD Dec 22, 1993 Abandoned
Array ( [id] => 3439904 [patent_doc_number] => 05385163 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Step canes' [patent_app_type] => 1 [patent_app_number] => 8/170758 [patent_app_country] => US [patent_app_date] => 1993-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 3995 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/385/05385163.pdf [firstpage_image] =>[orig_patent_app_number] => 170758 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/170758
Step canes Dec 20, 1993 Issued
Array ( [id] => 3402027 [patent_doc_number] => 05392801 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-28 [patent_title] => 'Self righting walking cane' [patent_app_type] => 1 [patent_app_number] => 8/171236 [patent_app_country] => US [patent_app_date] => 1993-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 13 [patent_no_of_words] => 2402 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/392/05392801.pdf [firstpage_image] =>[orig_patent_app_number] => 171236 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/171236
Self righting walking cane Dec 20, 1993 Issued
Array ( [id] => 3526519 [patent_doc_number] => 05479953 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-02 [patent_title] => 'Portable intravenous equipment console and walker apparatus for an ambulatory patient' [patent_app_type] => 1 [patent_app_number] => 8/168423 [patent_app_country] => US [patent_app_date] => 1993-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 10 [patent_no_of_words] => 3903 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 67 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/479/05479953.pdf [firstpage_image] =>[orig_patent_app_number] => 168423 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/168423
Portable intravenous equipment console and walker apparatus for an ambulatory patient Dec 19, 1993 Issued
Array ( [id] => 3553105 [patent_doc_number] => 05482072 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-09 [patent_title] => 'Versatile and universal handle' [patent_app_type] => 1 [patent_app_number] => 8/169431 [patent_app_country] => US [patent_app_date] => 1993-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5370 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/482/05482072.pdf [firstpage_image] =>[orig_patent_app_number] => 169431 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/169431
Versatile and universal handle Dec 16, 1993 Issued
Array ( [id] => 2975315 [patent_doc_number] => 05365961 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-22 [patent_title] => 'Ventilator for tent' [patent_app_type] => 1 [patent_app_number] => 8/168142 [patent_app_country] => US [patent_app_date] => 1993-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 1271 [patent_no_of_claims] => 8 [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/05/365/05365961.pdf [firstpage_image] =>[orig_patent_app_number] => 168142 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/168142
Ventilator for tent Dec 16, 1993 Issued
Array ( [id] => 2989614 [patent_doc_number] => 05353824 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-11 [patent_title] => 'Bifold seat for folding walker' [patent_app_type] => 1 [patent_app_number] => 8/166700 [patent_app_country] => US [patent_app_date] => 1993-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 3915 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/353/05353824.pdf [firstpage_image] =>[orig_patent_app_number] => 166700 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/166700
Bifold seat for folding walker Dec 13, 1993 Issued
Array ( [id] => 3407370 [patent_doc_number] => 05388603 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-14 [patent_title] => 'Electronic stunning truncheon and umbrella' [patent_app_type] => 1 [patent_app_number] => 8/165481 [patent_app_country] => US [patent_app_date] => 1993-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2638 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 230 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/388/05388603.pdf [firstpage_image] =>[orig_patent_app_number] => 165481 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/165481
Electronic stunning truncheon and umbrella Dec 12, 1993 Issued
Array ( [id] => 2997367 [patent_doc_number] => 05339849 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-23 [patent_title] => 'Device for removeably joining two crutches' [patent_app_type] => 1 [patent_app_number] => 8/163706 [patent_app_country] => US [patent_app_date] => 1993-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 2644 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/339/05339849.pdf [firstpage_image] =>[orig_patent_app_number] => 163706 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/163706
Device for removeably joining two crutches Dec 8, 1993 Issued
Array ( [id] => 2997319 [patent_doc_number] => 05339847 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-23 [patent_title] => 'Beach umbrella' [patent_app_type] => 1 [patent_app_number] => 8/161585 [patent_app_country] => US [patent_app_date] => 1993-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2869 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 246 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/339/05339847.pdf [firstpage_image] =>[orig_patent_app_number] => 161585 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/161585
Beach umbrella Dec 5, 1993 Issued
08/161129 RIGID PLASTIC SURROUND FOR INSULATING GLASS WINDOW SASH Dec 2, 1993 Abandoned
Array ( [id] => 3432441 [patent_doc_number] => 05396915 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-14 [patent_title] => 'Shading apparatus' [patent_app_type] => 1 [patent_app_number] => 8/161195 [patent_app_country] => US [patent_app_date] => 1993-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 1601 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/396/05396915.pdf [firstpage_image] =>[orig_patent_app_number] => 161195 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/161195
Shading apparatus Dec 1, 1993 Issued
Array ( [id] => 3554210 [patent_doc_number] => 05537797 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-23 [patent_title] => 'Modular concrete form system and method for constructing concrete walls' [patent_app_type] => 1 [patent_app_number] => 8/156271 [patent_app_country] => US [patent_app_date] => 1993-11-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 3084 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/537/05537797.pdf [firstpage_image] =>[orig_patent_app_number] => 156271 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/156271
Modular concrete form system and method for constructing concrete walls Nov 21, 1993 Issued
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