
Hoang M. Nguyen
Examiner (ID: 6971, Phone: (571)272-4861 , Office: P/3748 )
| Most Active Art Unit | 3748 |
| Art Unit(s) | 3401, 3746, 3745, 3748, 2899 |
| Total Applications | 5385 |
| Issued Applications | 4291 |
| Pending Applications | 357 |
| Abandoned Applications | 768 |
Applications
| Application number | Title of the application | Filing Date | Status |
|---|---|---|---|
Array
(
[id] => 2581888
[patent_doc_number] => 04969796
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-11-13
[patent_title] => 'Method and apparatus for cooling shaft seals'
[patent_app_type] => 1
[patent_app_number] => 7/429109
[patent_app_country] => US
[patent_app_date] => 1989-10-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 4
[patent_no_of_words] => 4666
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 131
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/969/04969796.pdf
[firstpage_image] =>[orig_patent_app_number] => 429109
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/429109 | Method and apparatus for cooling shaft seals | Oct 29, 1989 | Issued |
Array
(
[id] => 2749138
[patent_doc_number] => 05059095
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-10-22
[patent_title] => 'Turbine rotor blade tip coated with alumina-zirconia ceramic'
[patent_app_type] => 1
[patent_app_number] => 7/429256
[patent_app_country] => US
[patent_app_date] => 1989-10-30
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 3
[patent_no_of_words] => 3351
[patent_no_of_claims] => 29
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 93
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/059/05059095.pdf
[firstpage_image] =>[orig_patent_app_number] => 429256
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/429256 | Turbine rotor blade tip coated with alumina-zirconia ceramic | Oct 29, 1989 | Issued |
Array
(
[id] => 2751979
[patent_doc_number] => 05074194
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-12-24
[patent_title] => 'Hydraulic driving method of and hydraulic driving apparatus for hydraulic machine'
[patent_app_type] => 1
[patent_app_number] => 7/432729
[patent_app_country] => US
[patent_app_date] => 1989-10-27
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 7
[patent_no_of_words] => 6541
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 113
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/074/05074194.pdf
[firstpage_image] =>[orig_patent_app_number] => 432729
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/432729 | Hydraulic driving method of and hydraulic driving apparatus for hydraulic machine | Oct 26, 1989 | Issued |
Array
(
[id] => 2806822
[patent_doc_number] => 05080553
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-01-14
[patent_title] => 'Turbo wind engine'
[patent_app_type] => 1
[patent_app_number] => 7/432768
[patent_app_country] => US
[patent_app_date] => 1989-10-24
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 16
[patent_no_of_words] => 1925
[patent_no_of_claims] => 16
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 22
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/080/05080553.pdf
[firstpage_image] =>[orig_patent_app_number] => 432768
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/432768 | Turbo wind engine | Oct 23, 1989 | Issued |
Array
(
[id] => 2862645
[patent_doc_number] => 05090870
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-02-25
[patent_title] => 'Method for fluent mass surface texturing a turbine vane'
[patent_app_type] => 1
[patent_app_number] => 7/424536
[patent_app_country] => US
[patent_app_date] => 1989-10-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 7
[patent_no_of_words] => 5621
[patent_no_of_claims] => 39
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 127
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/090/05090870.pdf
[firstpage_image] =>[orig_patent_app_number] => 424536
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/424536 | Method for fluent mass surface texturing a turbine vane | Oct 19, 1989 | Issued |
Array
(
[id] => 2758747
[patent_doc_number] => 05035576
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-07-30
[patent_title] => 'Propeller blade pin attachment'
[patent_app_type] => 1
[patent_app_number] => 7/419863
[patent_app_country] => US
[patent_app_date] => 1989-10-11
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 4
[patent_no_of_words] => 1926
[patent_no_of_claims] => 4
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 307
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/035/05035576.pdf
[firstpage_image] =>[orig_patent_app_number] => 419863
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/419863 | Propeller blade pin attachment | Oct 10, 1989 | Issued |
Array
(
[id] => 2651013
[patent_doc_number] => 04978276
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-12-18
[patent_title] => 'Pump stage for a high-vacuum pump'
[patent_app_type] => 1
[patent_app_number] => 7/419194
[patent_app_country] => US
[patent_app_date] => 1989-10-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 1384
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 92
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/978/04978276.pdf
[firstpage_image] =>[orig_patent_app_number] => 419194
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/419194 | Pump stage for a high-vacuum pump | Oct 9, 1989 | Issued |
Array
(
[id] => 2697872
[patent_doc_number] => 04992025
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-12
[patent_title] => 'Film cooled components'
[patent_app_type] => 1
[patent_app_number] => 7/417971
[patent_app_country] => US
[patent_app_date] => 1989-10-10
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 4
[patent_figures_cnt] => 11
[patent_no_of_words] => 4885
[patent_no_of_claims] => 20
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 22
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/992/04992025.pdf
[firstpage_image] =>[orig_patent_app_number] => 417971
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/417971 | Film cooled components | Oct 9, 1989 | Issued |
Array
(
[id] => 2860388
[patent_doc_number] => 05161950
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1992-11-10
[patent_title] => 'Dual alloy turbine disk'
[patent_app_type] => 1
[patent_app_number] => 7/417096
[patent_app_country] => US
[patent_app_date] => 1989-10-04
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 1
[patent_no_of_words] => 5776
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 100
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/161/05161950.pdf
[firstpage_image] =>[orig_patent_app_number] => 417096
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/417096 | Dual alloy turbine disk | Oct 3, 1989 | Issued |
Array
(
[id] => 2659857
[patent_doc_number] => 05046923
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-09-10
[patent_title] => 'Helicopter autorotation detection and recovery'
[patent_app_type] => 1
[patent_app_number] => 7/416176
[patent_app_country] => US
[patent_app_date] => 1989-10-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 3
[patent_no_of_words] => 3076
[patent_no_of_claims] => 17
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 309
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/046/05046923.pdf
[firstpage_image] =>[orig_patent_app_number] => 416176
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/416176 | Helicopter autorotation detection and recovery | Oct 1, 1989 | Issued |
Array
(
[id] => 2735169
[patent_doc_number] => 05002460
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-26
[patent_title] => 'Internally cooled airfoil blade'
[patent_app_type] => 1
[patent_app_number] => 7/415756
[patent_app_country] => US
[patent_app_date] => 1989-10-02
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 5
[patent_no_of_words] => 1788
[patent_no_of_claims] => 11
[patent_no_of_ind_claims] => 2
[patent_words_short_claim] => 105
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/002/05002460.pdf
[firstpage_image] =>[orig_patent_app_number] => 415756
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/415756 | Internally cooled airfoil blade | Oct 1, 1989 | Issued |
Array
(
[id] => 2686295
[patent_doc_number] => 04995786
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-26
[patent_title] => 'Dual variable camber compressor stator vane'
[patent_app_type] => 1
[patent_app_number] => 7/413574
[patent_app_country] => US
[patent_app_date] => 1989-09-28
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 5
[patent_figures_cnt] => 15
[patent_no_of_words] => 1760
[patent_no_of_claims] => 6
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 101
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/995/04995786.pdf
[firstpage_image] =>[orig_patent_app_number] => 413574
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/413574 | Dual variable camber compressor stator vane | Sep 27, 1989 | Issued |
| 07/412790 | HIGH SPEED COMPOSITE TURBINE WHEEL | Sep 25, 1989 | Abandoned |
Array
(
[id] => 2725399
[patent_doc_number] => 04997340
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-03-05
[patent_title] => 'Balance piston and seal arrangement'
[patent_app_type] => 1
[patent_app_number] => 7/412076
[patent_app_country] => US
[patent_app_date] => 1989-09-25
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2171
[patent_no_of_claims] => 9
[patent_no_of_ind_claims] => 3
[patent_words_short_claim] => 73
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/997/04997340.pdf
[firstpage_image] =>[orig_patent_app_number] => 412076
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/412076 | Balance piston and seal arrangement | Sep 24, 1989 | Issued |
Array
(
[id] => 2706545
[patent_doc_number] => 05007799
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-04-16
[patent_title] => 'Flapping restrainer device for rotorcraft rotor blades, and rotor head comprising said device'
[patent_app_type] => 1
[patent_app_number] => 7/411128
[patent_app_country] => US
[patent_app_date] => 1989-09-22
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 11763
[patent_no_of_claims] => 21
[patent_no_of_ind_claims] => 4
[patent_words_short_claim] => 37
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/007/05007799.pdf
[firstpage_image] =>[orig_patent_app_number] => 411128
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/411128 | Flapping restrainer device for rotorcraft rotor blades, and rotor head comprising said device | Sep 21, 1989 | Issued |
Array
(
[id] => 2624455
[patent_doc_number] => 04952119
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1990-08-28
[patent_title] => 'Tip brake mechanism for a wind generator blade'
[patent_app_type] => 1
[patent_app_number] => 7/410592
[patent_app_country] => US
[patent_app_date] => 1989-09-21
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 6
[patent_figures_cnt] => 10
[patent_no_of_words] => 2940
[patent_no_of_claims] => 3
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[patent_words_short_claim] => 485
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/952/04952119.pdf
[firstpage_image] =>[orig_patent_app_number] => 410592
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/410592 | Tip brake mechanism for a wind generator blade | Sep 20, 1989 | Issued |
Array
(
[id] => 2740316
[patent_doc_number] => 05020969
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-06-04
[patent_title] => 'Turbo vacuum pump'
[patent_app_type] => 1
[patent_app_number] => 7/409720
[patent_app_country] => US
[patent_app_date] => 1989-09-20
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 9
[patent_figures_cnt] => 16
[patent_no_of_words] => 4861
[patent_no_of_claims] => 30
[patent_no_of_ind_claims] => 7
[patent_words_short_claim] => 204
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/020/05020969.pdf
[firstpage_image] =>[orig_patent_app_number] => 409720
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/409720 | Turbo vacuum pump | Sep 19, 1989 | Issued |
Array
(
[id] => 2752440
[patent_doc_number] => 04993917
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-19
[patent_title] => 'Gas compressor having dry gas seals'
[patent_app_type] => 1
[patent_app_number] => 7/410046
[patent_app_country] => US
[patent_app_date] => 1989-09-19
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 3
[patent_figures_cnt] => 3
[patent_no_of_words] => 3520
[patent_no_of_claims] => 14
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 201
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/993/04993917.pdf
[firstpage_image] =>[orig_patent_app_number] => 410046
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/410046 | Gas compressor having dry gas seals | Sep 18, 1989 | Issued |
Array
(
[id] => 2698708
[patent_doc_number] => 05040945
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-08-20
[patent_title] => 'Plastic hydraulic turbine'
[patent_app_type] => 1
[patent_app_number] => 7/409009
[patent_app_country] => US
[patent_app_date] => 1989-09-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 2
[patent_figures_cnt] => 2
[patent_no_of_words] => 2310
[patent_no_of_claims] => 11
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[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/05/040/05040945.pdf
[firstpage_image] =>[orig_patent_app_number] => 409009
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/409009 | Plastic hydraulic turbine | Sep 17, 1989 | Issued |
Array
(
[id] => 2686313
[patent_doc_number] => 04995787
[patent_country] => US
[patent_kind] => NA
[patent_issue_date] => 1991-02-26
[patent_title] => 'Axial flow impeller'
[patent_app_type] => 1
[patent_app_number] => 7/408744
[patent_app_country] => US
[patent_app_date] => 1989-09-18
[patent_effective_date] => 0000-00-00
[patent_drawing_sheets_cnt] => 1
[patent_figures_cnt] => 2
[patent_no_of_words] => 1656
[patent_no_of_claims] => 7
[patent_no_of_ind_claims] => 1
[patent_words_short_claim] => 207
[patent_maintenance] => 1
[patent_no_of_assignments] => 0
[patent_current_assignee] =>[type] => patent
[pdf_file] => patents/04/995/04995787.pdf
[firstpage_image] =>[orig_patent_app_number] => 408744
[rel_patent_id] =>[rel_patent_doc_number] =>) 07/408744 | Axial flow impeller | Sep 17, 1989 | Issued |