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] => 18452370 [patent_doc_number] => 20230193649 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-22 [patent_title] => SHELTER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/926239 [patent_app_country] => US [patent_app_date] => 2021-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13792 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17926239 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/926239
SHELTER ASSEMBLY Jun 14, 2021 Abandoned
Array ( [id] => 17290773 [patent_doc_number] => 20210386612 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => WALKER STEP [patent_app_type] => utility [patent_app_number] => 17/346001 [patent_app_country] => US [patent_app_date] => 2021-06-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2066 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17346001 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/346001
Walker step Jun 10, 2021 Issued
Array ( [id] => 17441029 [patent_doc_number] => 20220061534 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-03-03 [patent_title] => TELESCOPIC STOOL [patent_app_type] => utility [patent_app_number] => 17/342532 [patent_app_country] => US [patent_app_date] => 2021-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13464 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342532 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342532
Telescopic stool Jun 7, 2021 Issued
Array ( [id] => 17520957 [patent_doc_number] => 20220106806 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-04-07 [patent_title] => PLAY TENT WITH INTERACTIVE AUDIO DEVICE [patent_app_type] => utility [patent_app_number] => 17/334863 [patent_app_country] => US [patent_app_date] => 2021-05-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4376 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17334863 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/334863
Play tent with interactive audio device May 30, 2021 Issued
Array ( [id] => 17397468 [patent_doc_number] => 20220039558 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => FOOTREST EXTENSION DEVICE, FRAME AND CHAIR HAVING THE SAME [patent_app_type] => utility [patent_app_number] => 17/333014 [patent_app_country] => US [patent_app_date] => 2021-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6089 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17333014 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/333014
Footrest extension device, frame and chair having the same May 27, 2021 Issued
Array ( [id] => 17496044 [patent_doc_number] => 11284722 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-03-29 [patent_title] => Folding chair [patent_app_type] => utility [patent_app_number] => 17/329087 [patent_app_country] => US [patent_app_date] => 2021-05-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 9 [patent_no_of_words] => 6631 [patent_no_of_claims] => 16 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17329087 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/329087
Folding chair May 23, 2021 Issued
Array ( [id] => 18469548 [patent_doc_number] => 20230203832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-29 [patent_title] => RETRACTABLE AWNING AND ROOM COMBINATION [patent_app_type] => utility [patent_app_number] => 17/923338 [patent_app_country] => US [patent_app_date] => 2021-05-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9567 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17923338 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/923338
RETRACTABLE AWNING AND ROOM COMBINATION May 16, 2021 Abandoned
Array ( [id] => 18836381 [patent_doc_number] => 11844435 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-19 [patent_title] => Telescopic structure and telescopic stool comprising the same [patent_app_type] => utility [patent_app_number] => 17/316745 [patent_app_country] => US [patent_app_date] => 2021-05-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 17 [patent_no_of_words] => 3979 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 160 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17316745 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316745
Telescopic structure and telescopic stool comprising the same May 10, 2021 Issued
Array ( [id] => 17067824 [patent_doc_number] => 20210270039 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-02 [patent_title] => SOLAR CARPORT AND WATER MANAGEMENT AND ICICLE PREVENT SYSTEM FOR SOLAR CARPORTS AND CANOPIES [patent_app_type] => utility [patent_app_number] => 17/308642 [patent_app_country] => US [patent_app_date] => 2021-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3832 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17308642 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/308642
Solar carport and water management and icicle prevent system for solar carports and canopies May 4, 2021 Issued
Array ( [id] => 17183198 [patent_doc_number] => 20210330083 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-28 [patent_title] => Woven Structure and Chair With The Same [patent_app_type] => utility [patent_app_number] => 17/243454 [patent_app_country] => US [patent_app_date] => 2021-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3087 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17243454 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/243454
Woven structure and chair with the same Apr 27, 2021 Issued
Array ( [id] => 19324378 [patent_doc_number] => 12042030 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-23 [patent_title] => Energy harvesting apparatus using electromagnetic induction and smart cane [patent_app_type] => utility [patent_app_number] => 17/237870 [patent_app_country] => US [patent_app_date] => 2021-04-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 5519 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17237870 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/237870
Energy harvesting apparatus using electromagnetic induction and smart cane Apr 21, 2021 Issued
Array ( [id] => 17004524 [patent_doc_number] => 20210235685 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-05 [patent_title] => Portable Hunting Blind Base and Accessories Therefor [patent_app_type] => utility [patent_app_number] => 17/235550 [patent_app_country] => US [patent_app_date] => 2021-04-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9253 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17235550 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/235550
Portable hunting blind base and accessories therefor Apr 19, 2021 Issued
Array ( [id] => 17618502 [patent_doc_number] => 11337525 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-05-24 [patent_title] => Reclining seatback support device [patent_app_type] => utility [patent_app_number] => 17/230262 [patent_app_country] => US [patent_app_date] => 2021-04-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 1878 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 416 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17230262 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/230262
Reclining seatback support device Apr 13, 2021 Issued
Array ( [id] => 18182316 [patent_doc_number] => 20230043045 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-09 [patent_title] => CHAIR FOR REDUCING LOAD ON BUTTOCKS AND WAIST [patent_app_type] => utility [patent_app_number] => 17/785917 [patent_app_country] => US [patent_app_date] => 2021-04-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3375 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17785917 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/785917
Chair for reducing load on buttocks and waist Apr 5, 2021 Issued
Array ( [id] => 16976751 [patent_doc_number] => 20210220988 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-07-22 [patent_title] => WEARABLE CHAIR [patent_app_type] => utility [patent_app_number] => 17/222148 [patent_app_country] => US [patent_app_date] => 2021-04-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5534 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17222148 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/222148
Wearable chair Apr 4, 2021 Issued
Array ( [id] => 17648056 [patent_doc_number] => 11350755 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-07 [patent_title] => Foldable chair [patent_app_type] => utility [patent_app_number] => 17/301328 [patent_app_country] => US [patent_app_date] => 2021-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3451 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 503 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17301328 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/301328
Foldable chair Mar 30, 2021 Issued
Array ( [id] => 17139508 [patent_doc_number] => 20210307519 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-10-07 [patent_title] => FOLDING SEAT [patent_app_type] => utility [patent_app_number] => 17/217438 [patent_app_country] => US [patent_app_date] => 2021-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4048 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17217438 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/217438
FOLDING SEAT Mar 29, 2021 Abandoned
Array ( [id] => 18933143 [patent_doc_number] => 11885552 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-01-30 [patent_title] => Method for creating ice structures [patent_app_type] => utility [patent_app_number] => 17/214796 [patent_app_country] => US [patent_app_date] => 2021-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 54 [patent_no_of_words] => 13319 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17214796 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/214796
Method for creating ice structures Mar 25, 2021 Issued
Array ( [id] => 17256001 [patent_doc_number] => 20210368986 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-02 [patent_title] => Foldable Stool [patent_app_type] => utility [patent_app_number] => 17/212535 [patent_app_country] => US [patent_app_date] => 2021-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2320 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17212535 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/212535
Foldable stool Mar 24, 2021 Issued
Array ( [id] => 18545675 [patent_doc_number] => 11719017 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-08 [patent_title] => Inflatable drive through tunnel system [patent_app_type] => utility [patent_app_number] => 17/209330 [patent_app_country] => US [patent_app_date] => 2021-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 2770 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17209330 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/209330
Inflatable drive through tunnel system Mar 22, 2021 Issued
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