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] => 3105580 [patent_doc_number] => 05409459 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-25 [patent_title] => 'Windowed catheter and method of use' [patent_app_type] => 1 [patent_app_number] => 8/295222 [patent_app_country] => US [patent_app_date] => 1994-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 19 [patent_no_of_words] => 6957 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 264 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/409/05409459.pdf [firstpage_image] =>[orig_patent_app_number] => 295222 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/295222
Windowed catheter and method of use Aug 23, 1994 Issued
Array ( [id] => 3404513 [patent_doc_number] => 05460614 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-24 [patent_title] => 'Guidewire trapping catheter' [patent_app_type] => 1 [patent_app_number] => 8/290608 [patent_app_country] => US [patent_app_date] => 1994-08-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 3099 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/460/05460614.pdf [firstpage_image] =>[orig_patent_app_number] => 290608 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/290608
Guidewire trapping catheter Aug 14, 1994 Issued
Array ( [id] => 3436089 [patent_doc_number] => 05466226 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-14 [patent_title] => 'Injection assembly with a suction needle and a retractable injection needle' [patent_app_type] => 1 [patent_app_number] => 8/288105 [patent_app_country] => US [patent_app_date] => 1994-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 15 [patent_no_of_words] => 5093 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 177 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/466/05466226.pdf [firstpage_image] =>[orig_patent_app_number] => 288105 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/288105
Injection assembly with a suction needle and a retractable injection needle Aug 9, 1994 Issued
Array ( [id] => 3481767 [patent_doc_number] => 05425712 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-20 [patent_title] => 'Dilatation catheter having soft bumper tip' [patent_app_type] => 1 [patent_app_number] => 8/287062 [patent_app_country] => US [patent_app_date] => 1994-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2496 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 292 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/425/05425712.pdf [firstpage_image] =>[orig_patent_app_number] => 287062 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/287062
Dilatation catheter having soft bumper tip Aug 7, 1994 Issued
Array ( [id] => 3486089 [patent_doc_number] => 05507727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-16 [patent_title] => 'Inflation deflation syringe assembly for use in angioplasty procedures' [patent_app_type] => 1 [patent_app_number] => 8/284310 [patent_app_country] => US [patent_app_date] => 1994-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 8 [patent_no_of_words] => 2979 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/507/05507727.pdf [firstpage_image] =>[orig_patent_app_number] => 284310 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/284310
Inflation deflation syringe assembly for use in angioplasty procedures Aug 1, 1994 Issued
Array ( [id] => 3488291 [patent_doc_number] => 05531685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-02 [patent_title] => 'Steerable variable stiffness device' [patent_app_type] => 1 [patent_app_number] => 8/284076 [patent_app_country] => US [patent_app_date] => 1994-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 6339 [patent_no_of_claims] => 50 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/531/05531685.pdf [firstpage_image] =>[orig_patent_app_number] => 284076 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/284076
Steerable variable stiffness device Jul 31, 1994 Issued
Array ( [id] => 3411750 [patent_doc_number] => 05433711 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-18 [patent_title] => 'Syringe with cannula-protecting sheath and sealing center rod' [patent_app_type] => 1 [patent_app_number] => 8/283324 [patent_app_country] => US [patent_app_date] => 1994-08-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 2680 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 227 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/433/05433711.pdf [firstpage_image] =>[orig_patent_app_number] => 283324 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/283324
Syringe with cannula-protecting sheath and sealing center rod Jul 31, 1994 Issued
Array ( [id] => 3450035 [patent_doc_number] => 05472418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-05 [patent_title] => 'Flattened collapsible vascular catheter' [patent_app_type] => 1 [patent_app_number] => 8/282036 [patent_app_country] => US [patent_app_date] => 1994-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 22 [patent_no_of_words] => 5954 [patent_no_of_claims] => 14 [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/05/472/05472418.pdf [firstpage_image] =>[orig_patent_app_number] => 282036 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/282036
Flattened collapsible vascular catheter Jul 27, 1994 Issued
Array ( [id] => 3581123 [patent_doc_number] => 05584803 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-12-17 [patent_title] => 'System for cardiac procedures' [patent_app_type] => 1 [patent_app_number] => 8/282192 [patent_app_country] => US [patent_app_date] => 1994-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 63 [patent_no_of_words] => 29431 [patent_no_of_claims] => 91 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/584/05584803.pdf [firstpage_image] =>[orig_patent_app_number] => 282192 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/282192
System for cardiac procedures Jul 27, 1994 Issued
Array ( [id] => 3404557 [patent_doc_number] => 05460617 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-24 [patent_title] => 'Syringe plunger with intermediate pushing surface' [patent_app_type] => 1 [patent_app_number] => 8/282138 [patent_app_country] => US [patent_app_date] => 1994-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2716 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 252 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/460/05460617.pdf [firstpage_image] =>[orig_patent_app_number] => 282138 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/282138
Syringe plunger with intermediate pushing surface Jul 27, 1994 Issued
Array ( [id] => 3485615 [patent_doc_number] => 05536253 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-16 [patent_title] => 'Pre-filled safety syringe having a retractable needle' [patent_app_type] => 1 [patent_app_number] => 8/275955 [patent_app_country] => US [patent_app_date] => 1994-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3117 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/536/05536253.pdf [firstpage_image] =>[orig_patent_app_number] => 275955 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/275955
Pre-filled safety syringe having a retractable needle Jul 14, 1994 Issued
08/271110 PREFILLED CATHETER TIP SYRINGE KIT Jul 5, 1994 Abandoned
Array ( [id] => 3488813 [patent_doc_number] => 05531719 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-02 [patent_title] => 'Vascular catheter with helical space' [patent_app_type] => 1 [patent_app_number] => 8/266553 [patent_app_country] => US [patent_app_date] => 1994-06-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 7729 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/531/05531719.pdf [firstpage_image] =>[orig_patent_app_number] => 266553 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/266553
Vascular catheter with helical space Jun 27, 1994 Issued
Array ( [id] => 3481051 [patent_doc_number] => 05474534 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-12 [patent_title] => 'Indwelling catheter' [patent_app_type] => 1 [patent_app_number] => 8/266297 [patent_app_country] => US [patent_app_date] => 1994-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 6116 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 251 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/474/05474534.pdf [firstpage_image] =>[orig_patent_app_number] => 266297 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/266297
Indwelling catheter Jun 26, 1994 Issued
Array ( [id] => 3443701 [patent_doc_number] => 05471986 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-05 [patent_title] => 'Method of angiography' [patent_app_type] => 1 [patent_app_number] => 8/265643 [patent_app_country] => US [patent_app_date] => 1994-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 2277 [patent_no_of_claims] => 2 [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] => patents/05/471/05471986.pdf [firstpage_image] =>[orig_patent_app_number] => 265643 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/265643
Method of angiography Jun 23, 1994 Issued
Array ( [id] => 3473013 [patent_doc_number] => 05399169 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-21 [patent_title] => 'One-hand needle capping system' [patent_app_type] => 1 [patent_app_number] => 8/255074 [patent_app_country] => US [patent_app_date] => 1994-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1787 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/399/05399169.pdf [firstpage_image] =>[orig_patent_app_number] => 255074 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/255074
One-hand needle capping system Jun 6, 1994 Issued
Array ( [id] => 3512550 [patent_doc_number] => 05486192 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-23 [patent_title] => 'Cyclic coronary angioplasty system' [patent_app_type] => 1 [patent_app_number] => 8/253720 [patent_app_country] => US [patent_app_date] => 1994-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 3552 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/486/05486192.pdf [firstpage_image] =>[orig_patent_app_number] => 253720 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/253720
Cyclic coronary angioplasty system Jun 2, 1994 Issued
Array ( [id] => 3605331 [patent_doc_number] => 05533968 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-09 [patent_title] => 'Low profile catheter with expandable outer tubular member' [patent_app_type] => 1 [patent_app_number] => 8/250809 [patent_app_country] => US [patent_app_date] => 1994-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 17 [patent_no_of_words] => 6385 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/533/05533968.pdf [firstpage_image] =>[orig_patent_app_number] => 250809 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/250809
Low profile catheter with expandable outer tubular member May 26, 1994 Issued
Array ( [id] => 3561724 [patent_doc_number] => 05484407 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-16 [patent_title] => 'Catheter with steerable distal end' [patent_app_type] => 1 [patent_app_number] => 8/246002 [patent_app_country] => US [patent_app_date] => 1994-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 10 [patent_no_of_words] => 8741 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/484/05484407.pdf [firstpage_image] =>[orig_patent_app_number] => 246002 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/246002
Catheter with steerable distal end May 18, 1994 Issued
Array ( [id] => 3420331 [patent_doc_number] => 05403340 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Shrinking balloon catheter having nonlinear compliance curve' [patent_app_type] => 1 [patent_app_number] => 8/245372 [patent_app_country] => US [patent_app_date] => 1994-05-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 7083 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/403/05403340.pdf [firstpage_image] =>[orig_patent_app_number] => 245372 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/245372
Shrinking balloon catheter having nonlinear compliance curve May 17, 1994 Issued
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