
Thomas C. Barrett
Supervisory Patent Examiner (ID: 15107, Phone: (571)272-4746 , Office: P/3700 )
| Most Active Art Unit | 3738 |
| Art Unit(s) | 3799, 3738, 3700, 3775 |
| Total Applications | 415 |
| Issued Applications | 210 |
| Pending Applications | 106 |
| Abandoned Applications | 101 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2648393
[patent_doc_number] => 04903654
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-02-27
[patent_title] => 'Lubricating apparatus for engines of vertical crankshaft type'
[patent_app_type] => 1
[patent_app_number] => 7/326566
[patent_app_country] => US
[patent_app_date] => 1989-03-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 13
[patent_no_of_words] => 3529
[patent_no_of_claims] => 12
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 117
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/903/04903654.pdf
[firstpage_image] =>[orig_patent_app_number] => 326566
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/326566 | Lubricating apparatus for engines of vertical crankshaft type | Mar 19, 1989 | Issued |
Array
(
[id] => 2544315
[patent_doc_number] => 04960080
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-10-02
[patent_title] => 'Pollution control apparatus and method for a turbodiesel motor-generator set'
[patent_app_type] => 1
[patent_app_number] => 7/316765
[patent_app_country] => US
[patent_app_date] => 1989-02-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 4805
[patent_no_of_claims] => 11
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[patent_words_short_claim] => 84
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/960/04960080.pdf
[firstpage_image] =>[orig_patent_app_number] => 316765
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/316765 | Pollution control apparatus and method for a turbodiesel motor-generator set | Feb 27, 1989 | Issued |
| 07/314714 | VALVE GEAR FOR INTERNAL COMBUSTION ENGINE | Feb 22, 1989 | Issued |
Array
(
[id] => 2512634
[patent_doc_number] => 04887556
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-12-19
[patent_title] => 'Arrangement for and method of supplying hydrogen gas'
[patent_app_type] => 1
[patent_app_number] => 7/307535
[patent_app_country] => US
[patent_app_date] => 1989-02-08
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 2659
[patent_no_of_claims] => 11
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[pdf_file] => patents/04/887/04887556.pdf
[firstpage_image] =>[orig_patent_app_number] => 307535
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/307535 | Arrangement for and method of supplying hydrogen gas | Feb 7, 1989 | Issued |
Array
(
[id] => 2584508
[patent_doc_number] => 04940209
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-10
[patent_title] => 'Levered fluid drain valve'
[patent_app_type] => 1
[patent_app_number] => 7/305070
[patent_app_country] => US
[patent_app_date] => 1989-02-02
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 2048
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[pdf_file] => patents/04/940/04940209.pdf
[firstpage_image] =>[orig_patent_app_number] => 305070
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/305070 | Levered fluid drain valve | Feb 1, 1989 | Issued |
Array
(
[id] => 2589589
[patent_doc_number] => 04901698
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-02-20
[patent_title] => 'Emission control system'
[patent_app_type] => 1
[patent_app_number] => 7/304386
[patent_app_country] => US
[patent_app_date] => 1989-01-30
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/901/04901698.pdf
[firstpage_image] =>[orig_patent_app_number] => 304386
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/304386 | Emission control system | Jan 29, 1989 | Issued |
Array
(
[id] => 2604759
[patent_doc_number] => 04955331
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-11
[patent_title] => 'Process for the operation of an Otto engine'
[patent_app_type] => 1
[patent_app_number] => 7/300129
[patent_app_country] => US
[patent_app_date] => 1989-01-23
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/955/04955331.pdf
[firstpage_image] =>[orig_patent_app_number] => 300129
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/300129 | Process for the operation of an Otto engine | Jan 22, 1989 | Issued |
Array
(
[id] => 2571246
[patent_doc_number] => 04907554
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-03-13
[patent_title] => 'Multiple intake poppet valve array for a single port'
[patent_app_type] => 1
[patent_app_number] => 7/299987
[patent_app_country] => US
[patent_app_date] => 1989-01-23
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 2510
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/907/04907554.pdf
[firstpage_image] =>[orig_patent_app_number] => 299987
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/299987 | Multiple intake poppet valve array for a single port | Jan 22, 1989 | Issued |
Array
(
[id] => 2617957
[patent_doc_number] => 04909205
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-03-20
[patent_title] => 'Method and apparatus for changing engine oil'
[patent_app_type] => 1
[patent_app_number] => 7/298737
[patent_app_country] => US
[patent_app_date] => 1989-01-19
[patent_effective_date] => 0000-00-00
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[patent_no_of_words] => 2628
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[pdf_file] => patents/04/909/04909205.pdf
[firstpage_image] =>[orig_patent_app_number] => 298737
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/298737 | Method and apparatus for changing engine oil | Jan 18, 1989 | Issued |
Array
(
[id] => 2617939
[patent_doc_number] => 04909204
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-03-20
[patent_title] => 'Construction of two-cycle engine lubricating system'
[patent_app_type] => 1
[patent_app_number] => 7/298374
[patent_app_country] => US
[patent_app_date] => 1989-01-18
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/909/04909204.pdf
[firstpage_image] =>[orig_patent_app_number] => 298374
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/298374 | Construction of two-cycle engine lubricating system | Jan 17, 1989 | Issued |
Array
(
[id] => 2637528
[patent_doc_number] => 04928641
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-05-29
[patent_title] => 'Lubricant supplying system for DOHC type multi-cylinder internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/290313
[patent_app_country] => US
[patent_app_date] => 1988-12-27
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/928/04928641.pdf
[firstpage_image] =>[orig_patent_app_number] => 290313
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/290313 | Lubricant supplying system for DOHC type multi-cylinder internal combustion engine | Dec 26, 1988 | Issued |
Array
(
[id] => 2754269
[patent_doc_number] => 04984550
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-01-15
[patent_title] => 'Method and a device for feeding of spark ignition engines with a fuel medium'
[patent_app_type] => 1
[patent_app_number] => 7/290319
[patent_app_country] => US
[patent_app_date] => 1988-12-23
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[pdf_file] => patents/04/984/04984550.pdf
[firstpage_image] =>[orig_patent_app_number] => 290319
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/290319 | Method and a device for feeding of spark ignition engines with a fuel medium | Dec 22, 1988 | Issued |
Array
(
[id] => 2607323
[patent_doc_number] => 04919105
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-04-24
[patent_title] => 'Device for improving mixture distribution in an intake tube of a combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/285676
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[patent_app_date] => 1988-12-16
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[pdf_file] => patents/04/919/04919105.pdf
[firstpage_image] =>[orig_patent_app_number] => 285676
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/285676 | Device for improving mixture distribution in an intake tube of a combustion engine | Dec 15, 1988 | Issued |
Array
(
[id] => 2461601
[patent_doc_number] => 04889088
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-12-26
[patent_title] => 'Fluid flow control method and apparatus for a positive displacement engine or compressor'
[patent_app_type] => 1
[patent_app_number] => 7/284655
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[firstpage_image] =>[orig_patent_app_number] => 284655
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/284655 | Fluid flow control method and apparatus for a positive displacement engine or compressor | Dec 14, 1988 | Issued |
Array
(
[id] => 2509562
[patent_doc_number] => 04883023
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-11-28
[patent_title] => 'Polymeric membrane air separator for a turbocharger and brake system in a vehicle'
[patent_app_type] => 1
[patent_app_number] => 7/284266
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[patent_app_date] => 1988-12-14
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[pdf_file] => patents/04/883/04883023.pdf
[firstpage_image] =>[orig_patent_app_number] => 284266
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/284266 | Polymeric membrane air separator for a turbocharger and brake system in a vehicle | Dec 13, 1988 | Issued |
Array
(
[id] => 2623861
[patent_doc_number] => 04938191
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-03
[patent_title] => 'Induction device for multi-cylinder internal combustion engine'
[patent_app_type] => 1
[patent_app_number] => 7/282494
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[rel_patent_id] =>[rel_patent_doc_number] =>) 07/282494 | Induction device for multi-cylinder internal combustion engine | Dec 11, 1988 | Issued |
Array
(
[id] => 2508918
[patent_doc_number] => 04877004
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[patent_kind] => NA
[patent_issue_date] => 1989-10-31
[patent_title] => 'Internal combustion engine for a vehicle'
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[patent_app_number] => 7/283227
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[pdf_file] => patents/04/877/04877004.pdf
[firstpage_image] =>[orig_patent_app_number] => 283227
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/283227 | Internal combustion engine for a vehicle | Dec 11, 1988 | Issued |
Array
(
[id] => 2728285
[patent_doc_number] => 04986223
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-01-22
[patent_title] => 'Internal combustion engine injection superheated steam'
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[patent_app_number] => 7/283547
[patent_app_country] => US
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[firstpage_image] =>[orig_patent_app_number] => 283547
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/283547 | Internal combustion engine injection superheated steam | Dec 11, 1988 | Issued |
Array
(
[id] => 2575060
[patent_doc_number] => 04932377
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-06-12
[patent_title] => 'Multivalve cylinder engine'
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[patent_app_number] => 7/281228
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[firstpage_image] =>[orig_patent_app_number] => 281228
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/281228 | Multivalve cylinder engine | Dec 7, 1988 | Issued |
Array
(
[id] => 2583510
[patent_doc_number] => 04911120
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[patent_issue_date] => 1990-03-27
[patent_title] => 'Lubrication system for engines'
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[firstpage_image] =>[orig_patent_app_number] => 281324
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/281324 | Lubrication system for engines | Dec 7, 1988 | Issued |