![](/images/general/no_picture/200_user.png)
Michael A Chambers
Examiner (ID: 7220, Phone: (571)270-3894 , Office: P/2448 )
Most Active Art Unit | 2448 |
Art Unit(s) | 2448 |
Total Applications | 265 |
Issued Applications | 178 |
Pending Applications | 2 |
Abandoned Applications | 85 |
Applications
Application number | Title of the application | Filing Date | Status |
---|---|---|---|
Array
(
[id] => 2646874
[patent_doc_number] => 05033183
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-23
[patent_title] => 'Chuck jaw changer for a machine tool'
[patent_app_type] => 1
[patent_app_number] => 7/354353
[patent_app_country] => US
[patent_app_date] => 1989-05-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 11
[patent_figures_cnt] => 16
[patent_no_of_words] => 11087
[patent_no_of_claims] => 13
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 222
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/033/05033183.pdf
[firstpage_image] =>[orig_patent_app_number] => 354353
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/354353 | Chuck jaw changer for a machine tool | May 18, 1989 | Issued |
Array
(
[id] => 2698171
[patent_doc_number] => 04981401
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-01-01
[patent_title] => 'Boring bar with tool holder stations and control for same'
[patent_app_type] => 1
[patent_app_number] => 7/350205
[patent_app_country] => US
[patent_app_date] => 1989-05-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 8
[patent_no_of_words] => 2099
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 165
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/981/04981401.pdf
[firstpage_image] =>[orig_patent_app_number] => 350205
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/350205 | Boring bar with tool holder stations and control for same | May 10, 1989 | Issued |
Array
(
[id] => 2862193
[patent_doc_number] => 05090847
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-02-25
[patent_title] => 'Pressure foot for microwave drill detection system'
[patent_app_type] => 1
[patent_app_number] => 7/347526
[patent_app_country] => US
[patent_app_date] => 1989-05-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 5
[patent_no_of_words] => 2349
[patent_no_of_claims] => 22
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 165
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/090/05090847.pdf
[firstpage_image] =>[orig_patent_app_number] => 347526
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/347526 | Pressure foot for microwave drill detection system | May 3, 1989 | Issued |
Array
(
[id] => 2756703
[patent_doc_number] => 05006022
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-09
[patent_title] => 'Axially movable tool and guide'
[patent_app_type] => 1
[patent_app_number] => 7/346903
[patent_app_country] => US
[patent_app_date] => 1989-05-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 9
[patent_no_of_words] => 2005
[patent_no_of_claims] => 19
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 86
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/006/05006022.pdf
[firstpage_image] =>[orig_patent_app_number] => 346903
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/346903 | Axially movable tool and guide | May 1, 1989 | Issued |
Array
(
[id] => 2813273
[patent_doc_number] => 05116168
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-05-26
[patent_title] => 'Method and apparatus for controlling drilling operation'
[patent_app_type] => 1
[patent_app_number] => 7/344631
[patent_app_country] => US
[patent_app_date] => 1989-04-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1788
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 194
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/116/05116168.pdf
[firstpage_image] =>[orig_patent_app_number] => 344631
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/344631 | Method and apparatus for controlling drilling operation | Apr 27, 1989 | Issued |
Array
(
[id] => 2686364
[patent_doc_number] => 05016335
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-21
[patent_title] => 'Tapping attachment for a punch press'
[patent_app_type] => 1
[patent_app_number] => 7/345792
[patent_app_country] => US
[patent_app_date] => 1989-04-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 10
[patent_no_of_words] => 5397
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 163
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/016/05016335.pdf
[firstpage_image] =>[orig_patent_app_number] => 345792
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/345792 | Tapping attachment for a punch press | Apr 23, 1989 | Issued |
07/342246 | TOOL HOLDER FOR A TOOL-BIT PROVIDED WITH A SHAFT | Apr 19, 1989 | Abandoned |
Array
(
[id] => 2622412
[patent_doc_number] => 04976572
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-12-11
[patent_title] => 'Method and automatic machine for machining coiled stock'
[patent_app_type] => 1
[patent_app_number] => 7/339561
[patent_app_country] => US
[patent_app_date] => 1989-04-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3092
[patent_no_of_claims] => 3
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 211
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/976/04976572.pdf
[firstpage_image] =>[orig_patent_app_number] => 339561
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/339561 | Method and automatic machine for machining coiled stock | Apr 12, 1989 | Issued |
Array
(
[id] => 2761821
[patent_doc_number] => 05074723
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-24
[patent_title] => 'Method and apparatus for balancing a rotary tool assembly'
[patent_app_type] => 1
[patent_app_number] => 7/337589
[patent_app_country] => US
[patent_app_date] => 1989-04-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 3044
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 5
[patent_words_short_claim] => 179
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/074/05074723.pdf
[firstpage_image] =>[orig_patent_app_number] => 337589
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/337589 | Method and apparatus for balancing a rotary tool assembly | Apr 12, 1989 | Issued |
Array
(
[id] => 2826599
[patent_doc_number] => 05171030
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-12-15
[patent_title] => 'Self-tightening drill chuck'
[patent_app_type] => 1
[patent_app_number] => 7/337385
[patent_app_country] => US
[patent_app_date] => 1989-04-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 1764
[patent_no_of_claims] => 10
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 190
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/171/05171030.pdf
[firstpage_image] =>[orig_patent_app_number] => 337385
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/337385 | Self-tightening drill chuck | Apr 12, 1989 | Issued |
Array
(
[id] => 2646633
[patent_doc_number] => 05046226
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-10
[patent_title] => 'Convertible bar-puller/knurling-tool'
[patent_app_type] => 1
[patent_app_number] => 7/337079
[patent_app_country] => US
[patent_app_date] => 1989-04-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 1961
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 164
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/046/05046226.pdf
[firstpage_image] =>[orig_patent_app_number] => 337079
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/337079 | Convertible bar-puller/knurling-tool | Apr 11, 1989 | Issued |
Array
(
[id] => 2647820
[patent_doc_number] => 04971488
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-11-20
[patent_title] => 'Table sliding apparatus for gear finishing machines'
[patent_app_type] => 1
[patent_app_number] => 7/335271
[patent_app_country] => US
[patent_app_date] => 1989-04-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 7
[patent_figures_cnt] => 10
[patent_no_of_words] => 3406
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 190
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/971/04971488.pdf
[firstpage_image] =>[orig_patent_app_number] => 335271
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/335271 | Table sliding apparatus for gear finishing machines | Apr 9, 1989 | Issued |
Array
(
[id] => 2865473
[patent_doc_number] => 05158404
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-10-27
[patent_title] => 'Taper thread cutting machine and method'
[patent_app_type] => 1
[patent_app_number] => 7/334333
[patent_app_country] => US
[patent_app_date] => 1989-04-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 18
[patent_no_of_words] => 3460
[patent_no_of_claims] => 53
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 129
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/158/05158404.pdf
[firstpage_image] =>[orig_patent_app_number] => 334333
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/334333 | Taper thread cutting machine and method | Apr 6, 1989 | Issued |
Array
(
[id] => 2581612
[patent_doc_number] => 04969781
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-11-13
[patent_title] => 'Blind fastener hand tool'
[patent_app_type] => 1
[patent_app_number] => 7/334499
[patent_app_country] => US
[patent_app_date] => 1989-04-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 14
[patent_no_of_words] => 2194
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 268
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/969/04969781.pdf
[firstpage_image] =>[orig_patent_app_number] => 334499
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/334499 | Blind fastener hand tool | Apr 6, 1989 | Issued |
Array
(
[id] => 2824291
[patent_doc_number] => 05103539
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-04-14
[patent_title] => 'Insertion head for a wire trimming and inserting machine'
[patent_app_type] => 1
[patent_app_number] => 7/335073
[patent_app_country] => US
[patent_app_date] => 1989-04-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 1618
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 115
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/103/05103539.pdf
[firstpage_image] =>[orig_patent_app_number] => 335073
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/335073 | Insertion head for a wire trimming and inserting machine | Apr 6, 1989 | Issued |
Array
(
[id] => 2721888
[patent_doc_number] => 05039068
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-13
[patent_title] => 'Machine for drilling tapholes of a shaft furnace'
[patent_app_type] => 1
[patent_app_number] => 7/334264
[patent_app_country] => US
[patent_app_date] => 1989-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 11
[patent_no_of_words] => 2298
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 192
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/039/05039068.pdf
[firstpage_image] =>[orig_patent_app_number] => 334264
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/334264 | Machine for drilling tapholes of a shaft furnace | Apr 5, 1989 | Issued |
Array
(
[id] => 2697610
[patent_doc_number] => 04992011
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-12
[patent_title] => 'Cutting and shaping tool'
[patent_app_type] => 1
[patent_app_number] => 7/334217
[patent_app_country] => US
[patent_app_date] => 1989-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1400
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 186
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/992/04992011.pdf
[firstpage_image] =>[orig_patent_app_number] => 334217
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/334217 | Cutting and shaping tool | Apr 5, 1989 | Issued |
Array
(
[id] => 2588870
[patent_doc_number] => 04975005
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-12-04
[patent_title] => 'Hearing aid shape cutting assembly'
[patent_app_type] => 1
[patent_app_number] => 7/333899
[patent_app_country] => US
[patent_app_date] => 1989-04-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 1540
[patent_no_of_claims] => 5
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 245
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/975/04975005.pdf
[firstpage_image] =>[orig_patent_app_number] => 333899
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/333899 | Hearing aid shape cutting assembly | Apr 5, 1989 | Issued |
Array
(
[id] => 2828714
[patent_doc_number] => 05125142
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-06-30
[patent_title] => 'Turret head'
[patent_app_type] => 1
[patent_app_number] => 7/333589
[patent_app_country] => US
[patent_app_date] => 1989-04-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2689
[patent_no_of_claims] => 1
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 229
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/125/05125142.pdf
[firstpage_image] =>[orig_patent_app_number] => 333589
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/333589 | Turret head | Apr 4, 1989 | Issued |
07/330113 | SPOTWELD REMOVAL TOOL | Mar 28, 1989 | Abandoned |