Search

Michael C. Krofcheck

Examiner (ID: 704, Phone: (571)272-8193 , Office: P/2138 )

Most Active Art Unit
2138
Art Unit(s)
2138, 2186, 2188
Total Applications
815
Issued Applications
641
Pending Applications
53
Abandoned Applications
139

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 18273799 [patent_doc_number] => 11612720 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-03-28 [patent_title] => Exit path connector for catheter assembly [patent_app_type] => utility [patent_app_number] => 17/008849 [patent_app_country] => US [patent_app_date] => 2020-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 19 [patent_no_of_words] => 8274 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17008849 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/008849
Exit path connector for catheter assembly Aug 31, 2020 Issued
Array ( [id] => 16671534 [patent_doc_number] => 20210060297 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-04 [patent_title] => MEDICAL DEVICE HANDLE FOR ARTICULATION OF A CATHETER [patent_app_type] => utility [patent_app_number] => 17/009447 [patent_app_country] => US [patent_app_date] => 2020-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2213 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17009447 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/009447
Medical device handle for articulation of a catheter Aug 31, 2020 Issued
Array ( [id] => 19870174 [patent_doc_number] => 12263009 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2025-04-01 [patent_title] => Movement disorder continuous monitoring and therapy system [patent_app_type] => utility [patent_app_number] => 17/001777 [patent_app_country] => US [patent_app_date] => 2020-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 23 [patent_figures_cnt] => 23 [patent_no_of_words] => 16474 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17001777 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/001777
Movement disorder continuous monitoring and therapy system Aug 24, 2020 Issued
Array ( [id] => 17944541 [patent_doc_number] => 20220331558 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-10-20 [patent_title] => DEVICES FOR USE IN INTERVENTIONAL AND SURGICAL PROCEDURES AND METHODS OF USE THEREOF [patent_app_type] => utility [patent_app_number] => 17/763747 [patent_app_country] => US [patent_app_date] => 2020-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12385 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17763747 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/763747
DEVICES FOR USE IN INTERVENTIONAL AND SURGICAL PROCEDURES AND METHODS OF USE THEREOF Aug 13, 2020 Pending
Array ( [id] => 16596808 [patent_doc_number] => 20210023339 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-01-28 [patent_title] => Catheter With Embedded Core Wires [patent_app_type] => utility [patent_app_number] => 16/938935 [patent_app_country] => US [patent_app_date] => 2020-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9680 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 16938935 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/938935
Catheter With Embedded Core Wires Jul 24, 2020 Abandoned
Array ( [id] => 17696071 [patent_doc_number] => 11369774 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-06-28 [patent_title] => Catheter coil with tapered distal joint part [patent_app_type] => utility [patent_app_number] => 16/937056 [patent_app_country] => US [patent_app_date] => 2020-07-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3577 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16937056 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/937056
Catheter coil with tapered distal joint part Jul 22, 2020 Issued
Array ( [id] => 18799853 [patent_doc_number] => 11832995 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-12-05 [patent_title] => Graspable surgical device [patent_app_type] => utility [patent_app_number] => 16/926073 [patent_app_country] => US [patent_app_date] => 2020-07-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 62 [patent_no_of_words] => 6839 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16926073 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/926073
Graspable surgical device Jul 9, 2020 Issued
Array ( [id] => 17921722 [patent_doc_number] => 11464945 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2022-10-11 [patent_title] => Catheter canal [patent_app_type] => utility [patent_app_number] => 16/922054 [patent_app_country] => US [patent_app_date] => 2020-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3625 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 259 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16922054 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/922054
Catheter canal Jul 6, 2020 Issued
Array ( [id] => 17633998 [patent_doc_number] => 11344704 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-31 [patent_title] => Catheter system facilitating reduced drag force [patent_app_type] => utility [patent_app_number] => 16/921494 [patent_app_country] => US [patent_app_date] => 2020-07-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 26 [patent_no_of_words] => 6706 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16921494 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/921494
Catheter system facilitating reduced drag force Jul 5, 2020 Issued
Array ( [id] => 18050775 [patent_doc_number] => 11524143 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Catheter with distal and proximal fixation members [patent_app_type] => utility [patent_app_number] => 16/918192 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 29 [patent_no_of_words] => 10702 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16918192 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/918192
Catheter with distal and proximal fixation members Jun 30, 2020 Issued
Array ( [id] => 17619087 [patent_doc_number] => 11338114 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-05-24 [patent_title] => Magnetic catheter system and methods [patent_app_type] => utility [patent_app_number] => 16/918735 [patent_app_country] => US [patent_app_date] => 2020-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 5889 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16918735 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/918735
Magnetic catheter system and methods Jun 30, 2020 Issued
Array ( [id] => 18289005 [patent_doc_number] => 11617863 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-04-04 [patent_title] => Intravenous catheter and guidewire advancement mechanism [patent_app_type] => utility [patent_app_number] => 16/916692 [patent_app_country] => US [patent_app_date] => 2020-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 14 [patent_no_of_words] => 3474 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16916692 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/916692
Intravenous catheter and guidewire advancement mechanism Jun 29, 2020 Issued
Array ( [id] => 18050771 [patent_doc_number] => 11524139 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-12-13 [patent_title] => Catheter with active return curve [patent_app_type] => utility [patent_app_number] => 16/915118 [patent_app_country] => US [patent_app_date] => 2020-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 28 [patent_no_of_words] => 11477 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16915118 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/915118
Catheter with active return curve Jun 28, 2020 Issued
Array ( [id] => 16523945 [patent_doc_number] => 20200398025 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => MULTI-LUMEN CATHETER [patent_app_type] => utility [patent_app_number] => 16/909047 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4266 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 91 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16909047 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/909047
MULTI-LUMEN CATHETER Jun 22, 2020 Abandoned
Array ( [id] => 17760204 [patent_doc_number] => 20220233816 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2022-07-28 [patent_title] => CATHETER HUB ADAPTED TO BE USED WITH MULTIUSE BLOOD CONTROL VALVE [patent_app_type] => utility [patent_app_number] => 17/612593 [patent_app_country] => US [patent_app_date] => 2020-06-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5275 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [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] => 17612593 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/612593
CATHETER HUB ADAPTED TO BE USED WITH MULTIUSE BLOOD CONTROL VALVE Jun 22, 2020 Pending
Array ( [id] => 16523946 [patent_doc_number] => 20200398026 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-24 [patent_title] => CATHETER HANDLE WITH TORQUE MECHANISM AND VALVE RELIEF COMPONENT [patent_app_type] => utility [patent_app_number] => 16/907466 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11017 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [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] => 16907466 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/907466
Catheter handle with torque mechanism and valve relief component Jun 21, 2020 Issued
Array ( [id] => 17298084 [patent_doc_number] => 20210393923 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-23 [patent_title] => BALLOON CATHETER [patent_app_type] => utility [patent_app_number] => 16/908357 [patent_app_country] => US [patent_app_date] => 2020-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8938 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -22 [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] => 16908357 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/908357
Balloon catheter including a guidewire tube with a friction-increasing outer coating Jun 21, 2020 Issued
Array ( [id] => 17273135 [patent_doc_number] => 20210379333 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-12-09 [patent_title] => CATHETER DEVICE [patent_app_type] => utility [patent_app_number] => 16/894966 [patent_app_country] => US [patent_app_date] => 2020-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8763 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16894966 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/894966
CATHETER DEVICE Jun 7, 2020 Abandoned
Array ( [id] => 16504936 [patent_doc_number] => 20200384192 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-12-10 [patent_title] => FLUID INFUSION SYSTEMS [patent_app_type] => utility [patent_app_number] => 16/893136 [patent_app_country] => US [patent_app_date] => 2020-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 64388 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16893136 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/893136
FLUID INFUSION SYSTEMS Jun 3, 2020 Abandoned
Array ( [id] => 20342006 [patent_doc_number] => 12465722 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-11-11 [patent_title] => Reinforced catheter with tapered proximal lumen [patent_app_type] => utility [patent_app_number] => 17/619303 [patent_app_country] => US [patent_app_date] => 2020-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2338 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 258 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17619303 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/619303
Reinforced catheter with tapered proximal lumen Jun 3, 2020 Issued
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