Search

Igor Kershteyn

Examiner (ID: 9121, Phone: (571)272-4817 , Office: P/3745 )

Most Active Art Unit
3745
Art Unit(s)
3745
Total Applications
2781
Issued Applications
2523
Pending Applications
44
Abandoned Applications
227

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18194064 [patent_doc_number] => 20230047583 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-02-16 [patent_title] => MODULAR DOZER PLATFORM [patent_app_type] => utility [patent_app_number] => 17/445151 [patent_app_country] => US [patent_app_date] => 2021-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3760 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17445151 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/445151
Modular dozer platform Aug 15, 2021 Issued
Array ( [id] => 17429007 [patent_doc_number] => 20220056715 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-24 [patent_title] => System and Method for an Edge Clamp and Railing [patent_app_type] => utility [patent_app_number] => 17/402689 [patent_app_country] => US [patent_app_date] => 2021-08-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1978 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17402689 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/402689
System and Method for an Edge Clamp and Railing Aug 15, 2021 Abandoned
Array ( [id] => 18656411 [patent_doc_number] => 20230302309 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-09-28 [patent_title] => SAFETY HARNESS WITH PSEUDO-CROSSOVER VENTRAL STRAPS [patent_app_type] => utility [patent_app_number] => 18/018806 [patent_app_country] => US [patent_app_date] => 2021-08-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9273 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18018806 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/018806
SAFETY HARNESS WITH PSEUDO-CROSSOVER VENTRAL STRAPS Aug 12, 2021 Pending
Array ( [id] => 17399330 [patent_doc_number] => 20220041420 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => PORTABLE PLATFORM AND STEP ASSEMBLY FOR USE WITH A VEHICLE [patent_app_type] => utility [patent_app_number] => 17/397814 [patent_app_country] => US [patent_app_date] => 2021-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2722 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17397814 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/397814
PORTABLE PLATFORM AND STEP ASSEMBLY FOR USE WITH A VEHICLE Aug 8, 2021 Pending
Array ( [id] => 17370650 [patent_doc_number] => 20220025702 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => LADDER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/383899 [patent_app_country] => US [patent_app_date] => 2021-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6181 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -8 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17383899 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/383899
LADDER ASSEMBLY Jul 22, 2021 Pending
Array ( [id] => 17370649 [patent_doc_number] => 20220025701 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-01-27 [patent_title] => Extension Ladder and Methods of Making and Using an Extension Ladder [patent_app_type] => utility [patent_app_number] => 17/379714 [patent_app_country] => US [patent_app_date] => 2021-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8560 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17379714 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/379714
Extension Ladder and Methods of Making and Using an Extension Ladder Jul 18, 2021 Pending
Array ( [id] => 18126738 [patent_doc_number] => 20230012359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => LADDER SECUREMENT DEVICE [patent_app_type] => utility [patent_app_number] => 17/369432 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3224 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17369432 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369432
LADDER SECUREMENT DEVICE Jul 6, 2021 Abandoned
Array ( [id] => 20201935 [patent_doc_number] => 12404707 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-02 [patent_title] => Systems and methods for preventing a walkway platform flip door from being raised without a guardrail installed [patent_app_type] => utility [patent_app_number] => 17/369560 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 16 [patent_no_of_words] => 0 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17369560 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369560
Systems and methods for preventing a walkway platform flip door from being raised without a guardrail installed Jul 6, 2021 Issued
Array ( [id] => 18126163 [patent_doc_number] => 20230011782 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-01-12 [patent_title] => LINK ASSEMBLY FOR AN AERIAL LIFT ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/369404 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4326 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17369404 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369404
LINK ASSEMBLY FOR AN AERIAL LIFT ASSEMBLY Jul 6, 2021 Pending
Array ( [id] => 20241432 [patent_doc_number] => 12421741 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Inboard-mounted safety latch mechanism for preventing a walkway platform flip door from being raised without a guardrail installed [patent_app_type] => utility [patent_app_number] => 17/369566 [patent_app_country] => US [patent_app_date] => 2021-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 14 [patent_no_of_words] => 1185 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17369566 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/369566
Inboard-mounted safety latch mechanism for preventing a walkway platform flip door from being raised without a guardrail installed Jul 6, 2021 Issued
Array ( [id] => 19763550 [patent_doc_number] => 12221834 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-02-11 [patent_title] => Ladder stabilizing assembly [patent_app_type] => utility [patent_app_number] => 17/364627 [patent_app_country] => US [patent_app_date] => 2021-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 2374 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 578 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17364627 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/364627
Ladder stabilizing assembly Jun 29, 2021 Issued
Array ( [id] => 18511010 [patent_doc_number] => 20230227130 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-07-20 [patent_title] => A TEMPORARY WORKING PLATFORM, A TRANSPORT SYSTEM, A VESSEL, AND A METHOD [patent_app_type] => utility [patent_app_number] => 18/007615 [patent_app_country] => US [patent_app_date] => 2021-06-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4565 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [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] => 18007615 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/007615
A TEMPORARY WORKING PLATFORM, A TRANSPORT SYSTEM, A VESSEL, AND A METHOD Jun 16, 2021 Pending
Array ( [id] => 19550306 [patent_doc_number] => 12133998 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-11-05 [patent_title] => Rescue system [patent_app_type] => utility [patent_app_number] => 17/342828 [patent_app_country] => US [patent_app_date] => 2021-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4692 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17342828 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/342828
Rescue system Jun 8, 2021 Issued
Array ( [id] => 20314888 [patent_doc_number] => 12453423 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-10-28 [patent_title] => Kitchen helper folding step stool [patent_app_type] => utility [patent_app_number] => 17/339258 [patent_app_country] => US [patent_app_date] => 2021-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 21 [patent_no_of_words] => 3761 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 655 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17339258 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/339258
Kitchen helper folding step stool Jun 3, 2021 Issued
Array ( [id] => 17111550 [patent_doc_number] => 20210292147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-09-23 [patent_title] => SHIELD ASSEMBLY FOR BASKET OF AERIAL WORK PLATFORM [patent_app_type] => utility [patent_app_number] => 17/335784 [patent_app_country] => US [patent_app_date] => 2021-06-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5413 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17335784 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/335784
SHIELD ASSEMBLY FOR BASKET OF AERIAL WORK PLATFORM May 31, 2021 Abandoned
Array ( [id] => 17052855 [patent_doc_number] => 20210262289 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-08-26 [patent_title] => Ladder Safety Device [patent_app_type] => utility [patent_app_number] => 17/316472 [patent_app_country] => US [patent_app_date] => 2021-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2147 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [patent_words_short_claim] => 244 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17316472 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/316472
Ladder Safety Device May 9, 2021 Abandoned
Array ( [id] => 17292837 [patent_doc_number] => 20210388676 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-16 [patent_title] => MOTORIZED LADDER ASSEMBLY [patent_app_type] => utility [patent_app_number] => 17/307801 [patent_app_country] => US [patent_app_date] => 2021-05-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2859 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 127 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17307801 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/307801
MOTORIZED LADDER ASSEMBLY May 3, 2021 Abandoned
Array ( [id] => 17200721 [patent_doc_number] => 20210340816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-04 [patent_title] => Ladder Safety Post Assembly [patent_app_type] => utility [patent_app_number] => 17/244678 [patent_app_country] => US [patent_app_date] => 2021-04-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3844 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17244678 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/244678
Ladder Safety Post Assembly Apr 28, 2021 Abandoned
Array ( [id] => 17946372 [patent_doc_number] => 20220333389 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => Roofer Support Apparatus [patent_app_type] => utility [patent_app_number] => 17/235430 [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] => 1609 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 210 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17235430 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/235430
Roofer support apparatus Apr 19, 2021 Issued
Array ( [id] => 17946425 [patent_doc_number] => 20220333442 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => PORTABLE LADDER [patent_app_type] => utility [patent_app_number] => 17/235031 [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] => 6001 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17235031 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/235031
PORTABLE LADDER Apr 19, 2021 Abandoned
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