Search

Sikarl A. Witherspoon

Examiner (ID: 751, Phone: (571)272-0649 , Office: P/1671 )

Most Active Art Unit
1621
Art Unit(s)
1622, 1671, 1621, 1692
Total Applications
3282
Issued Applications
2769
Pending Applications
177
Abandoned Applications
365

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16898581 [patent_doc_number] => 20210177497 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-17 [patent_title] => ARTICULATION SECTION FOR SHAFT ASSEMBLY OF SURGICAL INSTRUMENT [patent_app_type] => utility [patent_app_number] => 17/164027 [patent_app_country] => US [patent_app_date] => 2021-02-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13677 [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] => 17164027 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/164027
Articulation section for shaft assembly of surgical instrument Jan 31, 2021 Issued
Array ( [id] => 18558486 [patent_doc_number] => 11723710 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-08-15 [patent_title] => Techniques for irreversible electroporation using a single-pole tine-style internal device communicating with an external surface electrode [patent_app_type] => utility [patent_app_number] => 17/147131 [patent_app_country] => US [patent_app_date] => 2021-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 11510 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17147131 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/147131
Techniques for irreversible electroporation using a single-pole tine-style internal device communicating with an external surface electrode Jan 11, 2021 Issued
Array ( [id] => 18777587 [patent_doc_number] => 11819257 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-11-21 [patent_title] => Compositions, treatment systems and methods for improved cooling of lipid-rich tissue [patent_app_type] => utility [patent_app_number] => 17/143163 [patent_app_country] => US [patent_app_date] => 2021-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 20690 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17143163 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/143163
Compositions, treatment systems and methods for improved cooling of lipid-rich tissue Jan 6, 2021 Issued
Array ( [id] => 16837500 [patent_doc_number] => 20210145512 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => IRRIGATED ABLATION CATHETER HAVING IRRIGATION PORTS WITH REDUCED HYDRAULIC RESISTANCE [patent_app_type] => utility [patent_app_number] => 17/141112 [patent_app_country] => US [patent_app_date] => 2021-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10938 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17141112 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/141112
Irrigated ablation catheter having irrigation ports with reduced hydraulic resistance Jan 3, 2021 Issued
Array ( [id] => 20254602 [patent_doc_number] => 12426935 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-30 [patent_title] => Medical treatment tool [patent_app_type] => utility [patent_app_number] => 17/132131 [patent_app_country] => US [patent_app_date] => 2020-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 0 [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] =>[firstpage_image] =>[orig_patent_app_number] => 17132131 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/132131
Medical treatment tool Dec 22, 2020 Issued
Array ( [id] => 20356005 [patent_doc_number] => 12471982 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-18 [patent_title] => Method for tissue treatment by surgical instrument [patent_app_type] => utility [patent_app_number] => 17/109589 [patent_app_country] => US [patent_app_date] => 2020-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 161 [patent_figures_cnt] => 279 [patent_no_of_words] => 100430 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 183 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17109589 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/109589
Method for tissue treatment by surgical instrument Dec 1, 2020 Issued
Array ( [id] => 16837494 [patent_doc_number] => 20210145506 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-05-20 [patent_title] => RECONFIGURABLE ELECTROSURGICAL DEVICE [patent_app_type] => utility [patent_app_number] => 17/106420 [patent_app_country] => US [patent_app_date] => 2020-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13448 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17106420 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/106420
RECONFIGURABLE ELECTROSURGICAL DEVICE Nov 29, 2020 Abandoned
Array ( [id] => 16939671 [patent_doc_number] => 11051883 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2021-07-06 [patent_title] => Thermal ablation system and method with integrated thermoacoustic temperature measurement [patent_app_type] => utility [patent_app_number] => 16/951070 [patent_app_country] => US [patent_app_date] => 2020-11-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 5225 [patent_no_of_claims] => 9 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16951070 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/951070
Thermal ablation system and method with integrated thermoacoustic temperature measurement Nov 17, 2020 Issued
Array ( [id] => 16619642 [patent_doc_number] => 20210038295 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => CONTROL DEVICE, TREATMENT SYSTEM, RESIDUAL-HEAT DETERMINING METHOD, AND COMPUTER READABLE RECORDING MEDIUM [patent_app_type] => utility [patent_app_number] => 17/083822 [patent_app_country] => US [patent_app_date] => 2020-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12179 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17083822 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/083822
Control device, treatment system, residual-heat determining method, and computer readable recording medium Oct 28, 2020 Issued
Array ( [id] => 20412869 [patent_doc_number] => 12496129 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-12-16 [patent_title] => Ablation probe systems [patent_app_type] => utility [patent_app_number] => 18/250534 [patent_app_country] => US [patent_app_date] => 2020-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 38 [patent_figures_cnt] => 49 [patent_no_of_words] => 30122 [patent_no_of_claims] => 100 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18250534 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/250534
Ablation probe systems Oct 25, 2020 Issued
Array ( [id] => 16627074 [patent_doc_number] => 20210045727 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-18 [patent_title] => ABLATION-TREATMENT-TOOL CONTROL DEVICE, ABLATION SYSTEM, AND ILEAL-MUCOSA ABLATION TREATMENT METHOD [patent_app_type] => utility [patent_app_number] => 17/076003 [patent_app_country] => US [patent_app_date] => 2020-10-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10778 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -16 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17076003 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/076003
Ablation-treatment-tool control device, ablation system, and ileal-mucosa ablation treatment method Oct 20, 2020 Issued
Array ( [id] => 16619625 [patent_doc_number] => 20210038278 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-11 [patent_title] => TREATMENT SYSTEMS, METHODS, AND APPARATUSES FOR IMPROVING THE APPEARANCE OF SKIN AND PROVIDING OTHER TREATMENTS [patent_app_type] => utility [patent_app_number] => 17/072020 [patent_app_country] => US [patent_app_date] => 2020-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16568 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17072020 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/072020
TREATMENT SYSTEMS, METHODS, AND APPARATUSES FOR IMPROVING THE APPEARANCE OF SKIN AND PROVIDING OTHER TREATMENTS Oct 14, 2020 Abandoned
Array ( [id] => 16718207 [patent_doc_number] => 20210085354 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-25 [patent_title] => SURGICAL MULTI-TOOL AND METHOD OF USE [patent_app_type] => utility [patent_app_number] => 17/060525 [patent_app_country] => US [patent_app_date] => 2020-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 28358 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17060525 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/060525
SURGICAL MULTI-TOOL AND METHOD OF USE Sep 30, 2020 Abandoned
Array ( [id] => 19736925 [patent_doc_number] => 12213729 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Catheter and recanalization catheter system [patent_app_type] => utility [patent_app_number] => 17/026901 [patent_app_country] => US [patent_app_date] => 2020-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 39 [patent_no_of_words] => 25227 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 176 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17026901 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/026901
Catheter and recanalization catheter system Sep 20, 2020 Issued
Array ( [id] => 19699825 [patent_doc_number] => 12193823 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-01-14 [patent_title] => Catheter having closed loop array with in-plane linear electrode portion [patent_app_type] => utility [patent_app_number] => 17/023273 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 21 [patent_no_of_words] => 6573 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17023273 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/023273
Catheter having closed loop array with in-plane linear electrode portion Sep 15, 2020 Issued
Array ( [id] => 16686416 [patent_doc_number] => 20210068891 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => SYSTEMS AND METHODS FOR CONTROLLING CONTROL CIRCUITS FOR INDEPENDENT ENERGY DELIVERY OVER SEGMENTED SECTIONS [patent_app_type] => utility [patent_app_number] => 17/022371 [patent_app_country] => US [patent_app_date] => 2020-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 23850 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [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] => 17022371 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/022371
SYSTEMS AND METHODS FOR CONTROLLING CONTROL CIRCUITS FOR INDEPENDENT ENERGY DELIVERY OVER SEGMENTED SECTIONS Sep 15, 2020 Abandoned
Array ( [id] => 16511230 [patent_doc_number] => 20200390487 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-17 [patent_title] => SHAPE CHANGING ABLATION BALLOON [patent_app_type] => utility [patent_app_number] => 17/002931 [patent_app_country] => US [patent_app_date] => 2020-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12332 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17002931 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/002931
SHAPE CHANGING ABLATION BALLOON Aug 25, 2020 Abandoned
Array ( [id] => 17397766 [patent_doc_number] => 20220039856 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-02-10 [patent_title] => CONTROLLED SWITCHING NETWORK FOR ELECTROPHYSIOLOGY PROCEDURES [patent_app_type] => utility [patent_app_number] => 16/987552 [patent_app_country] => US [patent_app_date] => 2020-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6743 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16987552 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/987552
Controlled switching network for electrophysiology procedures Aug 6, 2020 Issued
Array ( [id] => 19946798 [patent_doc_number] => 12318133 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-06-03 [patent_title] => Choked microwave antenna [patent_app_type] => utility [patent_app_number] => 16/987476 [patent_app_country] => US [patent_app_date] => 2020-08-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 18 [patent_no_of_words] => 1199 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16987476 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/987476
Choked microwave antenna Aug 6, 2020 Issued
Array ( [id] => 19737375 [patent_doc_number] => 12214189 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Fourier analysis spectroscopy for monitoring tissue impedance changes and treatment outcome during electroporation-based-therapies [patent_app_type] => utility [patent_app_number] => 16/938778 [patent_app_country] => US [patent_app_date] => 2020-07-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 44 [patent_figures_cnt] => 81 [patent_no_of_words] => 21268 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16938778 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/938778
Fourier analysis spectroscopy for monitoring tissue impedance changes and treatment outcome during electroporation-based-therapies Jul 23, 2020 Issued
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