
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] => 2597466
[patent_doc_number] => 04959752
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-25
[patent_title] => 'Electronic module RFI/EMI shielding'
[patent_app_type] => 1
[patent_app_number] => 7/262436
[patent_app_country] => US
[patent_app_date] => 1988-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 14
[patent_no_of_words] => 2616
[patent_no_of_claims] => 25
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 82
[patent_maintenance] => 1
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/959/04959752.pdf
[firstpage_image] =>[orig_patent_app_number] => 262436
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/262436 | Electronic module RFI/EMI shielding | Oct 23, 1988 | Issued |
Array
(
[id] => 2777306
[patent_doc_number] => 05007103
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-09
[patent_title] => 'Automatic shut-off and alarm for electric heater'
[patent_app_type] => 1
[patent_app_number] => 7/260881
[patent_app_country] => US
[patent_app_date] => 1988-10-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 3723
[patent_no_of_claims] => 27
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/007/05007103.pdf
[firstpage_image] =>[orig_patent_app_number] => 260881
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/260881 | Automatic shut-off and alarm for electric heater | Oct 20, 1988 | Issued |
Array
(
[id] => 2573602
[patent_doc_number] => 04849987
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-07-18
[patent_title] => 'Combination left and right handed furnace roof'
[patent_app_type] => 1
[patent_app_number] => 7/259898
[patent_app_country] => US
[patent_app_date] => 1988-10-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 8
[patent_no_of_words] => 5465
[patent_no_of_claims] => 15
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 187
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/849/04849987.pdf
[firstpage_image] =>[orig_patent_app_number] => 259898
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/259898 | Combination left and right handed furnace roof | Oct 18, 1988 | Issued |
Array
(
[id] => 2577340
[patent_doc_number] => 04901200
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-02-13
[patent_title] => 'Insertable housing'
[patent_app_type] => 1
[patent_app_number] => 7/257634
[patent_app_country] => US
[patent_app_date] => 1988-10-14
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2008
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 295
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/901/04901200.pdf
[firstpage_image] =>[orig_patent_app_number] => 257634
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/257634 | Insertable housing | Oct 13, 1988 | Issued |
Array
(
[id] => 2627571
[patent_doc_number] => 04894747
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-16
[patent_title] => 'Side plate tapered twist tab fastening device for fastening side plates to the base'
[patent_app_type] => 1
[patent_app_number] => 7/256880
[patent_app_country] => US
[patent_app_date] => 1988-10-12
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 17
[patent_no_of_words] => 5600
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 119
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/894/04894747.pdf
[firstpage_image] =>[orig_patent_app_number] => 256880
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/256880 | Side plate tapered twist tab fastening device for fastening side plates to the base | Oct 11, 1988 | Issued |
Array
(
[id] => 2501871
[patent_doc_number] => 04860306
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-08-22
[patent_title] => 'Hot zone employing graphite heating elements'
[patent_app_type] => 1
[patent_app_number] => 7/253499
[patent_app_country] => US
[patent_app_date] => 1988-10-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3458
[patent_no_of_claims] => 2
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 295
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/860/04860306.pdf
[firstpage_image] =>[orig_patent_app_number] => 253499
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/253499 | Hot zone employing graphite heating elements | Oct 4, 1988 | Issued |
Array
(
[id] => 2529716
[patent_doc_number] => 04856022
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-08-08
[patent_title] => 'Graphite hot zone assembly'
[patent_app_type] => 1
[patent_app_number] => 7/253497
[patent_app_country] => US
[patent_app_date] => 1988-10-05
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 3455
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 253
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/856/04856022.pdf
[firstpage_image] =>[orig_patent_app_number] => 253497
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/253497 | Graphite hot zone assembly | Oct 4, 1988 | Issued |
Array
(
[id] => 2533571
[patent_doc_number] => 04873698
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-10-10
[patent_title] => 'Induction furnace crucible'
[patent_app_type] => 1
[patent_app_number] => 7/249122
[patent_app_country] => US
[patent_app_date] => 1988-09-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 6
[patent_no_of_words] => 1457
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 171
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/873/04873698.pdf
[firstpage_image] =>[orig_patent_app_number] => 249122
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/249122 | Induction furnace crucible | Sep 25, 1988 | Issued |
| 07/249733 | CONDUCTIVE POLYMER TAPE | Sep 25, 1988 | Abandoned |
Array
(
[id] => 2505049
[patent_doc_number] => 04847859
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-07-11
[patent_title] => 'Device and method for cooling a high temperature furnace'
[patent_app_type] => 1
[patent_app_number] => 7/248655
[patent_app_country] => US
[patent_app_date] => 1988-09-26
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
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[patent_no_of_words] => 2432
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[pdf_file] => patents/04/847/04847859.pdf
[firstpage_image] =>[orig_patent_app_number] => 248655
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/248655 | Device and method for cooling a high temperature furnace | Sep 25, 1988 | Issued |
Array
(
[id] => 2482676
[patent_doc_number] => 04887277
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-12-12
[patent_title] => 'Electric arc furnace'
[patent_app_type] => 1
[patent_app_number] => 7/247838
[patent_app_country] => US
[patent_app_date] => 1988-09-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1778
[patent_no_of_claims] => 8
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 107
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/887/04887277.pdf
[firstpage_image] =>[orig_patent_app_number] => 247838
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/247838 | Electric arc furnace | Sep 21, 1988 | Issued |
| 07/249275 | SAFETY FLOW STOPPER FOR WATER-COOLED ELECTRODE | Sep 21, 1988 | Abandoned |
Array
(
[id] => 2677202
[patent_doc_number] => 04954928
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-09-04
[patent_title] => 'Memory cartridge for electronic equipment, and electronic equipment provided with such cartridges'
[patent_app_type] => 1
[patent_app_number] => 7/245257
[patent_app_country] => US
[patent_app_date] => 1988-09-16
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 7
[patent_no_of_words] => 3791
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 144
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/954/04954928.pdf
[firstpage_image] =>[orig_patent_app_number] => 245257
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/245257 | Memory cartridge for electronic equipment, and electronic equipment provided with such cartridges | Sep 15, 1988 | Issued |
| 07/242081 | HEAT RECOVERABLE ARTICLE | Sep 7, 1988 | Abandoned |
Array
(
[id] => 2710152
[patent_doc_number] => 05013894
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-05-07
[patent_title] => 'Conductive polymeric article'
[patent_app_type] => 1
[patent_app_number] => 7/241658
[patent_app_country] => US
[patent_app_date] => 1988-09-08
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/05/013/05013894.pdf
[firstpage_image] =>[orig_patent_app_number] => 241658
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/241658 | Conductive polymeric article | Sep 7, 1988 | Issued |
Array
(
[id] => 2539694
[patent_doc_number] => 04862477
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1989-08-29
[patent_title] => 'Apparatus and method for melting and homogenizing batch material'
[patent_app_type] => 1
[patent_app_number] => 7/239829
[patent_app_country] => US
[patent_app_date] => 1988-09-01
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
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[patent_no_of_claims] => 31
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/862/04862477.pdf
[firstpage_image] =>[orig_patent_app_number] => 239829
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/239829 | Apparatus and method for melting and homogenizing batch material | Aug 31, 1988 | Issued |
Array
(
[id] => 2564549
[patent_doc_number] => 04897852
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-01-30
[patent_title] => 'Silicon smelting process'
[patent_app_type] => 1
[patent_app_number] => 7/239144
[patent_app_country] => US
[patent_app_date] => 1988-08-31
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
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[patent_no_of_words] => 5076
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/897/04897852.pdf
[firstpage_image] =>[orig_patent_app_number] => 239144
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/239144 | Silicon smelting process | Aug 30, 1988 | Issued |
Array
(
[id] => 2619446
[patent_doc_number] => 04903277
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-02-20
[patent_title] => 'Electric melting furnace with partitioned melting cavity for solidifying highly radioactive waste in glass'
[patent_app_type] => 1
[patent_app_number] => 7/233624
[patent_app_country] => US
[patent_app_date] => 1988-08-18
[patent_effective_date] => 0000-00-00
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[pdf_file] => patents/04/903/04903277.pdf
[firstpage_image] =>[orig_patent_app_number] => 233624
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/233624 | Electric melting furnace with partitioned melting cavity for solidifying highly radioactive waste in glass | Aug 17, 1988 | Issued |
Array
(
[id] => 2565229
[patent_doc_number] => 04942498
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-17
[patent_title] => 'Fixation device with adjustable tilting'
[patent_app_type] => 1
[patent_app_number] => 7/233138
[patent_app_country] => US
[patent_app_date] => 1988-08-17
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/942/04942498.pdf
[firstpage_image] =>[orig_patent_app_number] => 233138
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/233138 | Fixation device with adjustable tilting | Aug 16, 1988 | Issued |
Array
(
[id] => 2602606
[patent_doc_number] => 04941149
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-07-10
[patent_title] => 'Method of melting and/or refining metals and cooling device for the graphite electrode used for the same'
[patent_app_type] => 1
[patent_app_number] => 7/231819
[patent_app_country] => US
[patent_app_date] => 1988-08-15
[patent_effective_date] => 0000-00-00
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[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/941/04941149.pdf
[firstpage_image] =>[orig_patent_app_number] => 231819
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/231819 | Method of melting and/or refining metals and cooling device for the graphite electrode used for the same | Aug 14, 1988 | Issued |