
Roy N. Envall Jr.
Examiner (ID: 12809)
| Most Active Art Unit | 2104 |
| Art Unit(s) | 2305, 2106, 2104, 2306, 2103 |
| Total Applications | 726 |
| Issued Applications | 708 |
| Pending Applications | 0 |
| Abandoned Applications | 18 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2596603
[patent_doc_number] => 04926439
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-05-15
[patent_title] => 'Process for preventing contamination of high temperature melts'
[patent_app_type] => 1
[patent_app_number] => 7/404398
[patent_app_country] => US
[patent_app_date] => 1989-09-07
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 3663
[patent_no_of_claims] => 14
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[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/926/04926439.pdf
[firstpage_image] =>[orig_patent_app_number] => 404398
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/404398 | Process for preventing contamination of high temperature melts | Sep 6, 1989 | Issued |
Array
(
[id] => 2664177
[patent_doc_number] => 04999055
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-12
[patent_title] => 'TiO.sub.2 pigments resistant to discoloration in the presence of polymer additives'
[patent_app_type] => 1
[patent_app_number] => 7/404730
[patent_app_country] => US
[patent_app_date] => 1989-09-06
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 0
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[patent_no_of_words] => 1671
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[pdf_file] => patents/04/999/04999055.pdf
[firstpage_image] =>[orig_patent_app_number] => 404730
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/404730 | TiO.sub.2 pigments resistant to discoloration in the presence of polymer additives | Sep 5, 1989 | Abandoned |
Array
(
[id] => 2564266
[patent_doc_number] => 04961125
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-10-02
[patent_title] => 'Apparatus and method of attaching an electronic device package and a heat sink to a circuit board'
[patent_app_type] => 1
[patent_app_number] => 7/395661
[patent_app_country] => US
[patent_app_date] => 1989-08-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 1439
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[pdf_file] => patents/04/961/04961125.pdf
[firstpage_image] =>[orig_patent_app_number] => 395661
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/395661 | Apparatus and method of attaching an electronic device package and a heat sink to a circuit board | Aug 17, 1989 | Issued |
Array
(
[id] => 2637299
[patent_doc_number] => 04951298
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-08-21
[patent_title] => 'Closed remelting furnace having several horizontally movable furnace lower portions'
[patent_app_type] => 1
[patent_app_number] => 7/391958
[patent_app_country] => US
[patent_app_date] => 1989-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 3174
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[pdf_file] => patents/04/951/04951298.pdf
[firstpage_image] =>[orig_patent_app_number] => 391958
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/391958 | Closed remelting furnace having several horizontally movable furnace lower portions | Aug 8, 1989 | Issued |
Array
(
[id] => 2613069
[patent_doc_number] => 04932035
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-06-05
[patent_title] => 'Discontinuous glass melting furnace'
[patent_app_type] => 1
[patent_app_number] => 7/391443
[patent_app_country] => US
[patent_app_date] => 1989-08-09
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
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[pdf_file] => patents/04/932/04932035.pdf
[firstpage_image] =>[orig_patent_app_number] => 391443
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/391443 | Discontinuous glass melting furnace | Aug 8, 1989 | Issued |
Array
(
[id] => 2769570
[patent_doc_number] => 05006696
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-09
[patent_title] => 'Face-like heating device'
[patent_app_type] => 1
[patent_app_number] => 7/390607
[patent_app_country] => US
[patent_app_date] => 1989-08-07
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/006/05006696.pdf
[firstpage_image] =>[orig_patent_app_number] => 390607
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/390607 | Face-like heating device | Aug 6, 1989 | Issued |
Array
(
[id] => 2634088
[patent_doc_number] => 04956849
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-11
[patent_title] => 'Process and apparatus for graphitizing carbon bodies'
[patent_app_type] => 1
[patent_app_number] => 7/388256
[patent_app_country] => US
[patent_app_date] => 1989-08-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[pdf_file] => patents/04/956/04956849.pdf
[firstpage_image] =>[orig_patent_app_number] => 388256
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/388256 | Process and apparatus for graphitizing carbon bodies | Jul 31, 1989 | Issued |
Array
(
[id] => 2710078
[patent_doc_number] => 05013890
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-07
[patent_title] => 'Immersion heater and method of manufacture'
[patent_app_type] => 1
[patent_app_number] => 7/383626
[patent_app_country] => US
[patent_app_date] => 1989-07-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
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[patent_no_of_words] => 1248
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[pdf_file] => patents/05/013/05013890.pdf
[firstpage_image] =>[orig_patent_app_number] => 383626
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/383626 | Immersion heater and method of manufacture | Jul 23, 1989 | Issued |
Array
(
[id] => 2606778
[patent_doc_number] => 04922379
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-05-01
[patent_title] => 'Power semiconductor package'
[patent_app_type] => 1
[patent_app_number] => 7/381559
[patent_app_country] => US
[patent_app_date] => 1989-07-18
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[pdf_file] => patents/04/922/04922379.pdf
[firstpage_image] =>[orig_patent_app_number] => 381559
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/381559 | Power semiconductor package | Jul 17, 1989 | Issued |
Array
(
[id] => 2698650
[patent_doc_number] => 04990744
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-05
[patent_title] => 'Under floor covering heating systems'
[patent_app_type] => 1
[patent_app_number] => 7/380312
[patent_app_country] => US
[patent_app_date] => 1989-07-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 1620
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[pdf_file] => patents/04/990/04990744.pdf
[firstpage_image] =>[orig_patent_app_number] => 380312
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/380312 | Under floor covering heating systems | Jul 16, 1989 | Issued |
Array
(
[id] => 2600353
[patent_doc_number] => 04965432
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-10-23
[patent_title] => 'Portable vehicle heater'
[patent_app_type] => 1
[patent_app_number] => 7/376638
[patent_app_country] => US
[patent_app_date] => 1989-07-07
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[pdf_file] => patents/04/965/04965432.pdf
[firstpage_image] =>[orig_patent_app_number] => 376638
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/376638 | Portable vehicle heater | Jul 6, 1989 | Issued |
Array
(
[id] => 2749789
[patent_doc_number] => 05015828
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-14
[patent_title] => 'System and method for stress-relief of welds in heat exchanger tubes'
[patent_app_type] => 1
[patent_app_number] => 7/376438
[patent_app_country] => US
[patent_app_date] => 1989-07-07
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[pdf_file] => patents/05/015/05015828.pdf
[firstpage_image] =>[orig_patent_app_number] => 376438
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/376438 | System and method for stress-relief of welds in heat exchanger tubes | Jul 6, 1989 | Issued |
Array
(
[id] => 2683769
[patent_doc_number] => 05004895
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-02
[patent_title] => 'Heater device used for floor material etc. and floor material with heater contained therein'
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Array
(
[id] => 2599226
[patent_doc_number] => 04959841
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[patent_issue_date] => 1990-09-25
[patent_title] => 'Process for reducing contamination of high temperature melts'
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[firstpage_image] =>[orig_patent_app_number] => 376095
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Array
(
[id] => 2603477
[patent_doc_number] => 04918705
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-04-17
[patent_title] => 'Furnace enclosure having a clear viewpath'
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[firstpage_image] =>[orig_patent_app_number] => 376094
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/376094 | Furnace enclosure having a clear viewpath | Jul 5, 1989 | Issued |
Array
(
[id] => 2644726
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[patent_kind] => NA
[patent_issue_date] => 1990-08-28
[patent_title] => 'Method and means of reducing the oxidization of reactive elements in an electroslag remelting operation'
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Array
(
[id] => 2663349
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[patent_issue_date] => 1990-11-20
[patent_title] => 'Electrical junction box'
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[firstpage_image] =>[orig_patent_app_number] => 373847
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/373847 | Electrical junction box | Jun 28, 1989 | Issued |
Array
(
[id] => 2645812
[patent_doc_number] => 04939349
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[patent_kind] => NA
[patent_issue_date] => 1990-07-03
[patent_title] => 'Ceramic thermistor heating element'
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[firstpage_image] =>[orig_patent_app_number] => 370719
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/370719 | Ceramic thermistor heating element | Jun 22, 1989 | Issued |
Array
(
[id] => 2638766
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[patent_kind] => NA
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[firstpage_image] =>[orig_patent_app_number] => 367556
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Array
(
[id] => 2595875
[patent_doc_number] => 04928207
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[patent_issue_date] => 1990-05-22
[patent_title] => 'Circuit module with direct liquid cooling by a coolant flowing between a heat producing component and the face of a piston'
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[pdf_file] => patents/04/928/04928207.pdf
[firstpage_image] =>[orig_patent_app_number] => 366945
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/366945 | Circuit module with direct liquid cooling by a coolant flowing between a heat producing component and the face of a piston | Jun 14, 1989 | Issued |