![](/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 |
---|---|---|---|
07/450858 | WOOD-DRILLING BIT | Dec 13, 1989 | Abandoned |
Array
(
[id] => 2854346
[patent_doc_number] => 05157822
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-10-27
[patent_title] => 'Plate working machine'
[patent_app_type] => 1
[patent_app_number] => 7/449828
[patent_app_country] => US
[patent_app_date] => 1989-12-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 8
[patent_figures_cnt] => 15
[patent_no_of_words] => 3976
[patent_no_of_claims] => 9
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[patent_words_short_claim] => 227
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/157/05157822.pdf
[firstpage_image] =>[orig_patent_app_number] => 449828
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/449828 | Plate working machine | Dec 7, 1989 | Issued |
07/447040 | MACHINE FOR MAKING MICROGROOVES IN SNOW SKIS | Dec 6, 1989 | Abandoned |
Array
(
[id] => 2815261
[patent_doc_number] => 05094572
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-03-10
[patent_title] => 'Spade drill for hard material'
[patent_app_type] => 1
[patent_app_number] => 7/445285
[patent_app_country] => US
[patent_app_date] => 1989-12-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 1931
[patent_no_of_claims] => 6
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[patent_words_short_claim] => 193
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/094/05094572.pdf
[firstpage_image] =>[orig_patent_app_number] => 445285
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/445285 | Spade drill for hard material | Dec 3, 1989 | Issued |
Array
(
[id] => 2698439
[patent_doc_number] => 05040932
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-20
[patent_title] => 'Locator mechanism for a tool holder assembly'
[patent_app_type] => 1
[patent_app_number] => 7/445568
[patent_app_country] => US
[patent_app_date] => 1989-12-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 3074
[patent_no_of_claims] => 7
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[patent_words_short_claim] => 198
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/040/05040932.pdf
[firstpage_image] =>[orig_patent_app_number] => 445568
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/445568 | Locator mechanism for a tool holder assembly | Dec 3, 1989 | Issued |
Array
(
[id] => 2726569
[patent_doc_number] => 05051043
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-24
[patent_title] => 'Spot weld drill guide'
[patent_app_type] => 1
[patent_app_number] => 7/442233
[patent_app_country] => US
[patent_app_date] => 1989-11-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 6
[patent_no_of_words] => 1742
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 218
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[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/051/05051043.pdf
[firstpage_image] =>[orig_patent_app_number] => 442233
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/442233 | Spot weld drill guide | Nov 27, 1989 | Issued |
Array
(
[id] => 2696664
[patent_doc_number] => 05000629
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-19
[patent_title] => 'Self-centering plastic pipe router tool'
[patent_app_type] => 1
[patent_app_number] => 7/438326
[patent_app_country] => US
[patent_app_date] => 1989-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 7
[patent_no_of_words] => 1758
[patent_no_of_claims] => 5
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/000/05000629.pdf
[firstpage_image] =>[orig_patent_app_number] => 438326
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/438326 | Self-centering plastic pipe router tool | Nov 15, 1989 | Issued |
Array
(
[id] => 2734823
[patent_doc_number] => 05002441
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-26
[patent_title] => 'Drilling unit'
[patent_app_type] => 1
[patent_app_number] => 7/466117
[patent_app_country] => US
[patent_app_date] => 1989-11-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 2385
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 467
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/002/05002441.pdf
[firstpage_image] =>[orig_patent_app_number] => 466117
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/466117 | Drilling unit | Nov 15, 1989 | Issued |
Array
(
[id] => 2715094
[patent_doc_number] => 05024564
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-18
[patent_title] => 'Dowel drilling jig'
[patent_app_type] => 1
[patent_app_number] => 7/436069
[patent_app_country] => US
[patent_app_date] => 1989-11-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 13
[patent_no_of_words] => 3510
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 198
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/024/05024564.pdf
[firstpage_image] =>[orig_patent_app_number] => 436069
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/436069 | Dowel drilling jig | Nov 12, 1989 | Issued |
Array
(
[id] => 2751456
[patent_doc_number] => 05062384
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-11-05
[patent_title] => 'Vacuum chuck rotary seal'
[patent_app_type] => 1
[patent_app_number] => 7/435259
[patent_app_country] => US
[patent_app_date] => 1989-11-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 2123
[patent_no_of_claims] => 10
[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/05/062/05062384.pdf
[firstpage_image] =>[orig_patent_app_number] => 435259
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/435259 | Vacuum chuck rotary seal | Nov 12, 1989 | Issued |
Array
(
[id] => 2725004
[patent_doc_number] => 05036574
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-06
[patent_title] => 'Multiple piercing apparatus and method'
[patent_app_type] => 1
[patent_app_number] => 7/429486
[patent_app_country] => US
[patent_app_date] => 1989-10-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 13
[patent_figures_cnt] => 26
[patent_no_of_words] => 8737
[patent_no_of_claims] => 54
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[patent_words_short_claim] => 94
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/036/05036574.pdf
[firstpage_image] =>[orig_patent_app_number] => 429486
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/429486 | Multiple piercing apparatus and method | Oct 30, 1989 | Issued |
Array
(
[id] => 2741691
[patent_doc_number] => 05071293
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-10
[patent_title] => 'Feed rate regulator for a hand-held drill'
[patent_app_type] => 1
[patent_app_number] => 7/429964
[patent_app_country] => US
[patent_app_date] => 1989-10-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 5
[patent_no_of_words] => 2172
[patent_no_of_claims] => 9
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[patent_words_short_claim] => 105
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/071/05071293.pdf
[firstpage_image] =>[orig_patent_app_number] => 429964
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/429964 | Feed rate regulator for a hand-held drill | Oct 29, 1989 | Issued |
Array
(
[id] => 2685003
[patent_doc_number] => 05060355
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-29
[patent_title] => 'Machine tool with a high-pressure and a low-pressure hydraulic network'
[patent_app_type] => 1
[patent_app_number] => 7/426312
[patent_app_country] => US
[patent_app_date] => 1989-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 4419
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/060/05060355.pdf
[firstpage_image] =>[orig_patent_app_number] => 426312
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/426312 | Machine tool with a high-pressure and a low-pressure hydraulic network | Oct 23, 1989 | Issued |
Array
(
[id] => 2859935
[patent_doc_number] => 05161925
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-11-10
[patent_title] => 'Apparatus for bringing a tool to a workpiece and applying axial force thereto, in particular as a tapping machine'
[patent_app_type] => 1
[patent_app_number] => 7/424076
[patent_app_country] => US
[patent_app_date] => 1989-10-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 8984
[patent_no_of_claims] => 23
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/161/05161925.pdf
[firstpage_image] =>[orig_patent_app_number] => 424076
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/424076 | Apparatus for bringing a tool to a workpiece and applying axial force thereto, in particular as a tapping machine | Oct 18, 1989 | Issued |
Array
(
[id] => 2729565
[patent_doc_number] => 05020401
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-04
[patent_title] => 'Universal plastic-pipe tool'
[patent_app_type] => 1
[patent_app_number] => 7/421161
[patent_app_country] => US
[patent_app_date] => 1989-10-13
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 4
[patent_no_of_words] => 1056
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/020/05020401.pdf
[firstpage_image] =>[orig_patent_app_number] => 421161
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/421161 | Universal plastic-pipe tool | Oct 12, 1989 | Issued |
07/408699 | ELECTROSTATIC CHUCK | Sep 17, 1989 | Abandoned |
Array
(
[id] => 2792875
[patent_doc_number] => 05145298
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-09-08
[patent_title] => 'High speed drill spindle'
[patent_app_type] => 1
[patent_app_number] => 7/405128
[patent_app_country] => US
[patent_app_date] => 1989-09-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 19
[patent_no_of_words] => 11175
[patent_no_of_claims] => 53
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/145/05145298.pdf
[firstpage_image] =>[orig_patent_app_number] => 405128
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/405128 | High speed drill spindle | Sep 10, 1989 | Issued |
Array
(
[id] => 2722665
[patent_doc_number] => 04997194
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-05
[patent_title] => 'Drill chuck key'
[patent_app_type] => 1
[patent_app_number] => 7/402467
[patent_app_country] => US
[patent_app_date] => 1989-09-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 4
[patent_no_of_words] => 2338
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/997/04997194.pdf
[firstpage_image] =>[orig_patent_app_number] => 402467
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/402467 | Drill chuck key | Sep 4, 1989 | Issued |
07/400991 | METHOD AND TOOL FOR CONCENTRIC BACKCHAMFERING ON A TURNING MACHINE | Aug 30, 1989 | Abandoned |
Array
(
[id] => 2697858
[patent_doc_number] => 05054974
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-08
[patent_title] => 'Tool holding device'
[patent_app_type] => 1
[patent_app_number] => 7/400576
[patent_app_country] => US
[patent_app_date] => 1989-08-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 1884
[patent_no_of_claims] => 18
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 191
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/054/05054974.pdf
[firstpage_image] =>[orig_patent_app_number] => 400576
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/400576 | Tool holding device | Aug 29, 1989 | Issued |