Search

David Patrick Angwin

Supervisory Patent Examiner (ID: 11330, Phone: (571)270-3735 , Office: P/3742 )

Most Active Art Unit
3729
Art Unit(s)
3729, 4155, 3754, 3742
Total Applications
545
Issued Applications
366
Pending Applications
15
Abandoned Applications
170

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 6445994 [patent_doc_number] => 20100089157 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-15 [patent_title] => 'Micro-Machined Accelerometer' [patent_app_type] => utility [patent_app_number] => 12/575837 [patent_app_country] => US [patent_app_date] => 2009-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2478 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0089/20100089157.pdf [firstpage_image] =>[orig_patent_app_number] => 12575837 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/575837
Micro-machined accelerometer Oct 7, 2009 Issued
Array ( [id] => 8627862 [patent_doc_number] => 08359925 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-29 [patent_title] => 'Rotor disk weld inspection method and arrangement' [patent_app_type] => utility [patent_app_number] => 12/588026 [patent_app_country] => US [patent_app_date] => 2009-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 3400 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 133 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12588026 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/588026
Rotor disk weld inspection method and arrangement Sep 30, 2009 Issued
Array ( [id] => 6112174 [patent_doc_number] => 20110072903 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-31 [patent_title] => 'PORTABLE DEVICE FOR ASSESSING WARP STABILITY' [patent_app_type] => utility [patent_app_number] => 12/570315 [patent_app_country] => US [patent_app_date] => 2009-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4199 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0072/20110072903.pdf [firstpage_image] =>[orig_patent_app_number] => 12570315 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/570315
PORTABLE DEVICE FOR ASSESSING WARP STABILITY Sep 29, 2009 Abandoned
Array ( [id] => 9342766 [patent_doc_number] => 08661904 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2014-03-04 [patent_title] => 'Method for investigating a structure for receiving and/or conducting a liquid or soft medium' [patent_app_type] => utility [patent_app_number] => 13/120012 [patent_app_country] => US [patent_app_date] => 2009-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 13 [patent_no_of_words] => 6659 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13120012 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/120012
Method for investigating a structure for receiving and/or conducting a liquid or soft medium Sep 21, 2009 Issued
Array ( [id] => 8589846 [patent_doc_number] => 08347714 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-01-08 [patent_title] => 'Illumination devices for balancing machine for balancing vehicle wheels' [patent_app_type] => utility [patent_app_number] => 12/585328 [patent_app_country] => US [patent_app_date] => 2009-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2031 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12585328 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/585328
Illumination devices for balancing machine for balancing vehicle wheels Sep 10, 2009 Issued
Array ( [id] => 8806027 [patent_doc_number] => 08443670 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-05-21 [patent_title] => '3-axis accelerometer with gap-closing capacitive electrodes' [patent_app_type] => utility [patent_app_number] => 12/556433 [patent_app_country] => US [patent_app_date] => 2009-09-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3615 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12556433 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/556433
3-axis accelerometer with gap-closing capacitive electrodes Sep 8, 2009 Issued
Array ( [id] => 5394025 [patent_doc_number] => 20090314087 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'ULTRASONIC TESTING OF FITTING ASSEMBLY' [patent_app_type] => utility [patent_app_number] => 12/546902 [patent_app_country] => US [patent_app_date] => 2009-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 6143 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0314/20090314087.pdf [firstpage_image] =>[orig_patent_app_number] => 12546902 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/546902
ULTRASONIC TESTING OF FITTING ASSEMBLY Aug 24, 2009 Abandoned
Array ( [id] => 6065301 [patent_doc_number] => 20110041609 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-02-24 [patent_title] => 'Offset Detection and Compensation for Micromachined Inertial Sensors' [patent_app_type] => utility [patent_app_number] => 12/545334 [patent_app_country] => US [patent_app_date] => 2009-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 8349 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0041/20110041609.pdf [firstpage_image] =>[orig_patent_app_number] => 12545334 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/545334
Offset detection and compensation for micromachined inertial sensors Aug 20, 2009 Issued
Array ( [id] => 9237092 [patent_doc_number] => 08601875 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-10 [patent_title] => 'Device and method to assess impairment of pipeline wall strength' [patent_app_type] => utility [patent_app_number] => 13/057211 [patent_app_country] => US [patent_app_date] => 2009-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 11601 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 13057211 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/057211
Device and method to assess impairment of pipeline wall strength Aug 4, 2009 Issued
Array ( [id] => 6338093 [patent_doc_number] => 20100083751 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-04-08 [patent_title] => 'Process for measuring a fill level or limit state, circuit for a device that measures a fill level or limit state, and device that measures a fill level or limit state' [patent_app_type] => utility [patent_app_number] => 12/461260 [patent_app_country] => US [patent_app_date] => 2009-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2838 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0083/20100083751.pdf [firstpage_image] =>[orig_patent_app_number] => 12461260 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/461260
Process for measuring a fill level or limit state, circuit for a device that measures a fill level or limit state, and device that measures a fill level or limit state Aug 4, 2009 Issued
Array ( [id] => 6268310 [patent_doc_number] => 20100116056 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2010-05-13 [patent_title] => 'Micro-Electro-Mechanical System Device, Out-Of-Plane Sensor and Method for Making Micro-Electro-Mechanical System Device' [patent_app_type] => utility [patent_app_number] => 12/535572 [patent_app_country] => US [patent_app_date] => 2009-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 3738 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0116/20100116056.pdf [firstpage_image] =>[orig_patent_app_number] => 12535572 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/535572
Micro-electro-mechanical system device Aug 3, 2009 Issued
Array ( [id] => 8651426 [patent_doc_number] => 08371167 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-02-12 [patent_title] => 'In-plane sensor, out-of-plane sensor, and method for making same' [patent_app_type] => utility [patent_app_number] => 12/535492 [patent_app_country] => US [patent_app_date] => 2009-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 34 [patent_no_of_words] => 4610 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 12535492 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/535492
In-plane sensor, out-of-plane sensor, and method for making same Aug 3, 2009 Issued
Array ( [id] => 6057111 [patent_doc_number] => 20110197678 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-08-18 [patent_title] => 'ACCELERATION SENSOR HAVING AN ELECTRODE BRIDGE' [patent_app_type] => utility [patent_app_number] => 13/057121 [patent_app_country] => US [patent_app_date] => 2009-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 1204 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0197/20110197678.pdf [firstpage_image] =>[orig_patent_app_number] => 13057121 [rel_patent_id] =>[rel_patent_doc_number] =>)
13/057121
Acceleration sensor having an electrode bridge Aug 3, 2009 Issued
Array ( [id] => 5460357 [patent_doc_number] => 20090320557 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-31 [patent_title] => 'MEMS Stiction Testing Apparatus and Method' [patent_app_type] => utility [patent_app_number] => 12/490573 [patent_app_country] => US [patent_app_date] => 2009-06-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6207 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0320/20090320557.pdf [firstpage_image] =>[orig_patent_app_number] => 12490573 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/490573
MEMS stiction testing apparatus and method Jun 23, 2009 Issued
Array ( [id] => 5566502 [patent_doc_number] => 20090249879 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-10-08 [patent_title] => 'INSPECTION SYSTEMS AND METHODS FOR DETECTION OF MATERIAL PROPERTY ANOMALIES' [patent_app_type] => utility [patent_app_number] => 12/484821 [patent_app_country] => US [patent_app_date] => 2009-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 5693 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0249/20090249879.pdf [firstpage_image] =>[orig_patent_app_number] => 12484821 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/484821
INSPECTION SYSTEMS AND METHODS FOR DETECTION OF MATERIAL PROPERTY ANOMALIES Jun 14, 2009 Abandoned
Array ( [id] => 8012339 [patent_doc_number] => 08100017 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2012-01-24 [patent_title] => 'Vibration test apparatus with an actuator coupled to a reaction mass movable along a linear axis' [patent_app_type] => utility [patent_app_number] => 12/484679 [patent_app_country] => US [patent_app_date] => 2009-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 7 [patent_no_of_words] => 4474 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 171 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/08/100/08100017.pdf [firstpage_image] =>[orig_patent_app_number] => 12484679 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/484679
Vibration test apparatus with an actuator coupled to a reaction mass movable along a linear axis Jun 14, 2009 Issued
Array ( [id] => 5394022 [patent_doc_number] => 20090314084 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-12-24 [patent_title] => 'VIBRATING GYROSCOPE' [patent_app_type] => utility [patent_app_number] => 12/479935 [patent_app_country] => US [patent_app_date] => 2009-06-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 5411 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0314/20090314084.pdf [firstpage_image] =>[orig_patent_app_number] => 12479935 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/479935
Vibrating gyroscope Jun 7, 2009 Issued
Array ( [id] => 6112161 [patent_doc_number] => 20110072899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2011-03-31 [patent_title] => 'SENSOR FOR DETERMINING HUMIDITY' [patent_app_type] => utility [patent_app_number] => 12/995432 [patent_app_country] => US [patent_app_date] => 2009-05-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2025 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0072/20110072899.pdf [firstpage_image] =>[orig_patent_app_number] => 12995432 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/995432
SENSOR FOR DETERMINING HUMIDITY May 26, 2009 Abandoned
Array ( [id] => 9237074 [patent_doc_number] => 08601857 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2013-12-10 [patent_title] => 'Crystal oscillator, and measurement method using same' [patent_app_type] => utility [patent_app_number] => 12/991550 [patent_app_country] => US [patent_app_date] => 2009-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3425 [patent_no_of_claims] => 7 [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] =>[firstpage_image] =>[orig_patent_app_number] => 12991550 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/991550
Crystal oscillator, and measurement method using same May 12, 2009 Issued
Array ( [id] => 5535955 [patent_doc_number] => 20090217760 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2009-09-03 [patent_title] => 'SENSING APPARATUS' [patent_app_type] => utility [patent_app_number] => 12/464642 [patent_app_country] => US [patent_app_date] => 2009-05-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 3039 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0217/20090217760.pdf [firstpage_image] =>[orig_patent_app_number] => 12464642 [rel_patent_id] =>[rel_patent_doc_number] =>)
12/464642
SENSING APPARATUS May 11, 2009 Abandoned
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