Search

Matthew D. Krcha

Examiner (ID: 19563, Phone: (571)270-0386 , Office: P/1798 )

Most Active Art Unit
1798
Art Unit(s)
1773, 1798, 1796
Total Applications
738
Issued Applications
413
Pending Applications
132
Abandoned Applications
207

Applications

Application numberTitle of the applicationFiling DateStatus
07/505999 TRANSFER SYSTEM WHERE THE AVERAGE CHARGE AMOUNT OF THE TONER IS CONTROLLED BY CONTROLLING THE TONER PARTICLE SIZE Apr 8, 1990 Abandoned
Array ( [id] => 2793550 [patent_doc_number] => 05130754 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-07-14 [patent_title] => 'Conveying rotatable member and conveying apparatus' [patent_app_type] => 1 [patent_app_number] => 7/502804 [patent_app_country] => US [patent_app_date] => 1990-03-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 3253 [patent_no_of_claims] => 45 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 66 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/130/05130754.pdf [firstpage_image] =>[orig_patent_app_number] => 502804 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/502804
Conveying rotatable member and conveying apparatus Mar 28, 1990 Issued
Array ( [id] => 2627419 [patent_doc_number] => 04979386 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1990-12-25 [patent_title] => 'Developer roll adjustment indicator device' [patent_app_type] => 1 [patent_app_number] => 7/501619 [patent_app_country] => US [patent_app_date] => 1990-03-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2064 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 168 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/979/04979386.pdf [firstpage_image] =>[orig_patent_app_number] => 501619 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/501619
Developer roll adjustment indicator device Mar 27, 1990 Issued
Array ( [id] => 2700251 [patent_doc_number] => 05019870 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-05-28 [patent_title] => 'Toner removal apparatus' [patent_app_type] => 1 [patent_app_number] => 7/503598 [patent_app_country] => US [patent_app_date] => 1990-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3671 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 161 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/019/05019870.pdf [firstpage_image] =>[orig_patent_app_number] => 503598 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/503598
Toner removal apparatus Mar 25, 1990 Issued
Array ( [id] => 2754993 [patent_doc_number] => 05038170 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-06 [patent_title] => 'Cooling system for an image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 7/497309 [patent_app_country] => US [patent_app_date] => 1990-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3128 [patent_no_of_claims] => 8 [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] => patents/05/038/05038170.pdf [firstpage_image] =>[orig_patent_app_number] => 497309 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/497309
Cooling system for an image forming apparatus Mar 21, 1990 Issued
Array ( [id] => 2856485 [patent_doc_number] => 05105228 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-04-14 [patent_title] => 'Fixing unit having separating claws movable with the opening and closing of the claw shell housing' [patent_app_type] => 1 [patent_app_number] => 7/487443 [patent_app_country] => US [patent_app_date] => 1990-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4449 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/105/05105228.pdf [firstpage_image] =>[orig_patent_app_number] => 487443 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/487443
Fixing unit having separating claws movable with the opening and closing of the claw shell housing Mar 1, 1990 Issued
07/486313 COPYING APPARATUS Feb 26, 1990 Abandoned
Array ( [id] => 2755874 [patent_doc_number] => 05031004 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-07-09 [patent_title] => 'Developement module for a color printer provided unit tower seats' [patent_app_type] => 1 [patent_app_number] => 7/485011 [patent_app_country] => US [patent_app_date] => 1990-02-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3195 [patent_no_of_claims] => 14 [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/05/031/05031004.pdf [firstpage_image] =>[orig_patent_app_number] => 485011 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/485011
Developement module for a color printer provided unit tower seats Feb 25, 1990 Issued
07/483691 TONER IMAGE TRANSFERRING DEVICE USED IN ELECTROPHOTOGRAPHIC FIELD Feb 22, 1990 Abandoned
07/483542 IMAGE FORMING EQUIPMENT Feb 21, 1990 Abandoned
Array ( [id] => 2686830 [patent_doc_number] => 05005053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-04-02 [patent_title] => 'Image-forming machine having a process assembly comprising two independently movable units' [patent_app_type] => 1 [patent_app_number] => 7/475826 [patent_app_country] => US [patent_app_date] => 1990-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 20 [patent_figures_cnt] => 25 [patent_no_of_words] => 14408 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/005/05005053.pdf [firstpage_image] =>[orig_patent_app_number] => 475826 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/475826
Image-forming machine having a process assembly comprising two independently movable units Feb 5, 1990 Issued
07/472797 IMAGE FORMING APPARATUS HAVING A SHEET MATERIAL TRANSPORT DEVICE Jan 30, 1990 Abandoned
Array ( [id] => 2751802 [patent_doc_number] => 04987451 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-01-22 [patent_title] => 'Image forming apparatus' [patent_app_type] => 1 [patent_app_number] => 7/470677 [patent_app_country] => US [patent_app_date] => 1990-01-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2598 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 151 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/987/04987451.pdf [firstpage_image] =>[orig_patent_app_number] => 470677 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/470677
Image forming apparatus Jan 25, 1990 Issued
Array ( [id] => 2731304 [patent_doc_number] => 05057875 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-15 [patent_title] => 'Image forming apparatus provided with an image bearing film and a movable transfixing station' [patent_app_type] => 1 [patent_app_number] => 7/470169 [patent_app_country] => US [patent_app_date] => 1990-01-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 21 [patent_figures_cnt] => 57 [patent_no_of_words] => 10066 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/057/05057875.pdf [firstpage_image] =>[orig_patent_app_number] => 470169 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/470169
Image forming apparatus provided with an image bearing film and a movable transfixing station Jan 24, 1990 Issued
Array ( [id] => 2820784 [patent_doc_number] => 05079593 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-01-07 [patent_title] => 'Toner recycling mechanism detachably connected to a cartridge' [patent_app_type] => 1 [patent_app_number] => 7/463778 [patent_app_country] => US [patent_app_date] => 1990-01-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 4046 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/079/05079593.pdf [firstpage_image] =>[orig_patent_app_number] => 463778 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/463778
Toner recycling mechanism detachably connected to a cartridge Jan 7, 1990 Issued
07/461000 DEVELOPING DEVICE FOR AN IMAGE FORMING APPARATUS Jan 3, 1990 Abandoned
Array ( [id] => 2716483 [patent_doc_number] => 05041878 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-08-20 [patent_title] => 'Method for forming and transferring color images' [patent_app_type] => 1 [patent_app_number] => 7/456864 [patent_app_country] => US [patent_app_date] => 1989-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 2879 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/041/05041878.pdf [firstpage_image] =>[orig_patent_app_number] => 456864 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/456864
Method for forming and transferring color images Dec 26, 1989 Issued
Array ( [id] => 2702591 [patent_doc_number] => 04990958 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-02-05 [patent_title] => 'Reload member for a single component development housing' [patent_app_type] => 1 [patent_app_number] => 7/456399 [patent_app_country] => US [patent_app_date] => 1989-12-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3755 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/990/04990958.pdf [firstpage_image] =>[orig_patent_app_number] => 456399 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/456399
Reload member for a single component development housing Dec 25, 1989 Issued
Array ( [id] => 2885309 [patent_doc_number] => 05119139 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1992-06-02 [patent_title] => 'Electrophotographic image forming apparatus having multiple printing stations' [patent_app_type] => 1 [patent_app_number] => 7/454459 [patent_app_country] => US [patent_app_date] => 1989-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1825 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 152 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/119/05119139.pdf [firstpage_image] =>[orig_patent_app_number] => 454459 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/454459
Electrophotographic image forming apparatus having multiple printing stations Dec 20, 1989 Issued
Array ( [id] => 2715221 [patent_doc_number] => 05055884 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1991-10-08 [patent_title] => 'Electrostatographic equipment with multiplex fuser' [patent_app_type] => 1 [patent_app_number] => 7/453740 [patent_app_country] => US [patent_app_date] => 1989-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4217 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 174 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/055/05055884.pdf [firstpage_image] =>[orig_patent_app_number] => 453740 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/453740
Electrostatographic equipment with multiplex fuser Dec 19, 1989 Issued
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