Search

Robert Canfield

Examiner (ID: 18934, Phone: (571)272-6840 , Office: P/3635 )

Most Active Art Unit
3636
Art Unit(s)
3635, 3504, 3636, 3600, 3621
Total Applications
3246
Issued Applications
2525
Pending Applications
230
Abandoned Applications
515

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2966927 [patent_doc_number] => 05252017 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-12 [patent_title] => 'Setback retaining wall and concrete block and offset pin therefor' [patent_app_type] => 1 [patent_app_number] => 7/767678 [patent_app_country] => US [patent_app_date] => 1991-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 23 [patent_no_of_words] => 3230 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 165 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/252/05252017.pdf [firstpage_image] =>[orig_patent_app_number] => 767678 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/767678
Setback retaining wall and concrete block and offset pin therefor Sep 29, 1991 Issued
Array ( [id] => 2950901 [patent_doc_number] => 05193326 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-03-16 [patent_title] => 'Method of using a fastener to secure a multiple layered roof, to repair a roof, and to detect leaks in a roof' [patent_app_type] => 1 [patent_app_number] => 7/767675 [patent_app_country] => US [patent_app_date] => 1991-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 4847 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/193/05193326.pdf [firstpage_image] =>[orig_patent_app_number] => 767675 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/767675
Method of using a fastener to secure a multiple layered roof, to repair a roof, and to detect leaks in a roof Sep 29, 1991 Issued
Array ( [id] => 2998880 [patent_doc_number] => 05325651 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-05 [patent_title] => 'Wall frame structure' [patent_app_type] => 1 [patent_app_number] => 7/760100 [patent_app_country] => US [patent_app_date] => 1991-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 9 [patent_no_of_words] => 2933 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 228 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/325/05325651.pdf [firstpage_image] =>[orig_patent_app_number] => 760100 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/760100
Wall frame structure Sep 15, 1991 Issued
Array ( [id] => 3065303 [patent_doc_number] => 05277001 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-11 [patent_title] => 'Multiple configuration grandstand seating system' [patent_app_type] => 1 [patent_app_number] => 7/753746 [patent_app_country] => US [patent_app_date] => 1991-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5161 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/277/05277001.pdf [firstpage_image] =>[orig_patent_app_number] => 753746 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/753746
Multiple configuration grandstand seating system Sep 2, 1991 Issued
Array ( [id] => 2953760 [patent_doc_number] => 05255483 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-10-26 [patent_title] => 'Squeak resistant panel/window assembly for vehicles' [patent_app_type] => 1 [patent_app_number] => 7/752833 [patent_app_country] => US [patent_app_date] => 1991-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3020 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/255/05255483.pdf [firstpage_image] =>[orig_patent_app_number] => 752833 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/752833
Squeak resistant panel/window assembly for vehicles Aug 29, 1991 Issued
Array ( [id] => 2752352 [patent_doc_number] => 05131198 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-21 [patent_title] => 'Corner bead for drywall construction' [patent_app_type] => 1 [patent_app_number] => 7/750047 [patent_app_country] => US [patent_app_date] => 1991-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2127 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/131/05131198.pdf [firstpage_image] =>[orig_patent_app_number] => 750047 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/750047
Corner bead for drywall construction Aug 26, 1991 Issued
Array ( [id] => 2825649 [patent_doc_number] => 05103615 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Plug' [patent_app_type] => 1 [patent_app_number] => 7/750323 [patent_app_country] => US [patent_app_date] => 1991-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1629 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/103/05103615.pdf [firstpage_image] =>[orig_patent_app_number] => 750323 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/750323
Plug Aug 26, 1991 Issued
Array ( [id] => 3066336 [patent_doc_number] => 05279082 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-18 [patent_title] => 'Molded element' [patent_app_type] => 1 [patent_app_number] => 7/748890 [patent_app_country] => US [patent_app_date] => 1991-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 1910 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/279/05279082.pdf [firstpage_image] =>[orig_patent_app_number] => 748890 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/748890
Molded element Aug 22, 1991 Issued
Array ( [id] => 3077615 [patent_doc_number] => 05313758 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-24 [patent_title] => 'Construction board and its manufacturing method' [patent_app_type] => 1 [patent_app_number] => 7/690906 [patent_app_country] => US [patent_app_date] => 1991-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 2314 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/313/05313758.pdf [firstpage_image] =>[orig_patent_app_number] => 690906 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/690906
Construction board and its manufacturing method Aug 15, 1991 Issued
Array ( [id] => 2940647 [patent_doc_number] => 05263294 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-23 [patent_title] => 'Extension joint simulating grout like for tile board' [patent_app_type] => 1 [patent_app_number] => 7/742978 [patent_app_country] => US [patent_app_date] => 1991-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2332 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/263/05263294.pdf [firstpage_image] =>[orig_patent_app_number] => 742978 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/742978
Extension joint simulating grout like for tile board Aug 8, 1991 Issued
07/742469 APPARATUS AND METHOD FOR REINFORCING SWIMMING POOL WALL STRUCTURES Aug 4, 1991 Abandoned
Array ( [id] => 2963782 [patent_doc_number] => 05265385 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-30 [patent_title] => 'Small vehicle storage apparatus' [patent_app_type] => 1 [patent_app_number] => 7/737988 [patent_app_country] => US [patent_app_date] => 1991-07-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 2799 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 226 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/265/05265385.pdf [firstpage_image] =>[orig_patent_app_number] => 737988 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/737988
Small vehicle storage apparatus Jul 29, 1991 Issued
Array ( [id] => 2937160 [patent_doc_number] => 05230187 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-07-27 [patent_title] => 'Stake for landscape edging and concrete formwork' [patent_app_type] => 1 [patent_app_number] => 7/735815 [patent_app_country] => US [patent_app_date] => 1991-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 1517 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/230/05230187.pdf [firstpage_image] =>[orig_patent_app_number] => 735815 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/735815
Stake for landscape edging and concrete formwork Jul 24, 1991 Issued
Array ( [id] => 3070993 [patent_doc_number] => 05311706 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-17 [patent_title] => 'Inflatable truss frame' [patent_app_type] => 1 [patent_app_number] => 7/732810 [patent_app_country] => US [patent_app_date] => 1991-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 14 [patent_no_of_words] => 2757 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/311/05311706.pdf [firstpage_image] =>[orig_patent_app_number] => 732810 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/732810
Inflatable truss frame Jul 18, 1991 Issued
Array ( [id] => 2809786 [patent_doc_number] => 05174074 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-12-29 [patent_title] => 'Assembly for casting large curved shells of reinforced concrete' [patent_app_type] => 1 [patent_app_number] => 7/727271 [patent_app_country] => US [patent_app_date] => 1991-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1054 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/174/05174074.pdf [firstpage_image] =>[orig_patent_app_number] => 727271 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/727271
Assembly for casting large curved shells of reinforced concrete Jul 8, 1991 Issued
07/726988 RAISED ACCESS FLOORING SYSTEM Jul 7, 1991 Abandoned
Array ( [id] => 2783473 [patent_doc_number] => 05146721 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-09-15 [patent_title] => 'Wall panel with thermoacoustic insulation characteristics' [patent_app_type] => 1 [patent_app_number] => 7/723888 [patent_app_country] => US [patent_app_date] => 1991-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1081 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/146/05146721.pdf [firstpage_image] =>[orig_patent_app_number] => 723888 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/723888
Wall panel with thermoacoustic insulation characteristics Jun 30, 1991 Issued
Array ( [id] => 2913341 [patent_doc_number] => 05245813 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-21 [patent_title] => 'Structural beam' [patent_app_type] => 1 [patent_app_number] => 7/722348 [patent_app_country] => US [patent_app_date] => 1991-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 9 [patent_no_of_words] => 1670 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/245/05245813.pdf [firstpage_image] =>[orig_patent_app_number] => 722348 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/722348
Structural beam Jun 26, 1991 Issued
Array ( [id] => 3102223 [patent_doc_number] => 05435105 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-25 [patent_title] => 'Guttering system' [patent_app_type] => 1 [patent_app_number] => 7/688579 [patent_app_country] => US [patent_app_date] => 1991-06-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1296 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 108 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/435/05435105.pdf [firstpage_image] =>[orig_patent_app_number] => 688579 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/688579
Guttering system Jun 25, 1991 Issued
Array ( [id] => 2844009 [patent_doc_number] => 05095672 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-03-17 [patent_title] => 'Windowsill' [patent_app_type] => 1 [patent_app_number] => 7/718772 [patent_app_country] => US [patent_app_date] => 1991-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 12 [patent_no_of_words] => 1555 [patent_no_of_claims] => 1 [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/05/095/05095672.pdf [firstpage_image] =>[orig_patent_app_number] => 718772 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/718772
Windowsill Jun 20, 1991 Issued
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