Search

Sang H Nguyen

Examiner (ID: 3403, Phone: (571)272-2425 , Office: P/2886 )

Most Active Art Unit
2886
Art Unit(s)
2886, 2877
Total Applications
2382
Issued Applications
2012
Pending Applications
122
Abandoned Applications
248

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2989941 [patent_doc_number] => 05358540 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-25 [patent_title] => 'Exhaust cleaner for filter hoods' [patent_app_type] => 1 [patent_app_number] => 8/171703 [patent_app_country] => US [patent_app_date] => 1993-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 728 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 32 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/358/05358540.pdf [firstpage_image] =>[orig_patent_app_number] => 171703 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/171703
Exhaust cleaner for filter hoods Dec 21, 1993 Issued
Array ( [id] => 3022118 [patent_doc_number] => 05342422 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-30 [patent_title] => 'Apparatus for separating particles, in particular oil or fat particles' [patent_app_type] => 1 [patent_app_number] => 8/159425 [patent_app_country] => US [patent_app_date] => 1993-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1978 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/342/05342422.pdf [firstpage_image] =>[orig_patent_app_number] => 159425 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/159425
Apparatus for separating particles, in particular oil or fat particles Nov 29, 1993 Issued
Array ( [id] => 3037937 [patent_doc_number] => 05334239 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-02 [patent_title] => 'Passive gas separator and accumulator device' [patent_app_type] => 1 [patent_app_number] => 8/158338 [patent_app_country] => US [patent_app_date] => 1993-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3721 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/334/05334239.pdf [firstpage_image] =>[orig_patent_app_number] => 158338 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/158338
Passive gas separator and accumulator device Nov 28, 1993 Issued
Array ( [id] => 3007451 [patent_doc_number] => 05340383 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-23 [patent_title] => 'Reduction of particulate sulfur emissions from liquid sulfur storage tanks' [patent_app_type] => 1 [patent_app_number] => 8/150991 [patent_app_country] => US [patent_app_date] => 1993-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4571 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 104 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/340/05340383.pdf [firstpage_image] =>[orig_patent_app_number] => 150991 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/150991
Reduction of particulate sulfur emissions from liquid sulfur storage tanks Nov 11, 1993 Issued
Array ( [id] => 3022085 [patent_doc_number] => 05342420 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-30 [patent_title] => 'Optional deodorant dispenser for vacuum cleaner' [patent_app_type] => 1 [patent_app_number] => 8/152284 [patent_app_country] => US [patent_app_date] => 1993-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2598 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/342/05342420.pdf [firstpage_image] =>[orig_patent_app_number] => 152284 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/152284
Optional deodorant dispenser for vacuum cleaner Nov 11, 1993 Issued
Array ( [id] => 3092107 [patent_doc_number] => 05314516 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-24 [patent_title] => 'Sealing device for filters' [patent_app_type] => 1 [patent_app_number] => 8/145096 [patent_app_country] => US [patent_app_date] => 1993-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1843 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/314/05314516.pdf [firstpage_image] =>[orig_patent_app_number] => 145096 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/145096
Sealing device for filters Nov 2, 1993 Issued
Array ( [id] => 3037791 [patent_doc_number] => 05334231 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-02 [patent_title] => 'Paired retaining clips for gas furnace filter wire' [patent_app_type] => 1 [patent_app_number] => 8/143449 [patent_app_country] => US [patent_app_date] => 1993-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 3754 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/334/05334231.pdf [firstpage_image] =>[orig_patent_app_number] => 143449 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/143449
Paired retaining clips for gas furnace filter wire Oct 25, 1993 Issued
Array ( [id] => 3057409 [patent_doc_number] => 05352257 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-04 [patent_title] => 'Overspray collection baffle' [patent_app_type] => 1 [patent_app_number] => 8/134039 [patent_app_country] => US [patent_app_date] => 1993-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 3943 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 249 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/352/05352257.pdf [firstpage_image] =>[orig_patent_app_number] => 134039 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/134039
Overspray collection baffle Oct 7, 1993 Issued
Array ( [id] => 3071302 [patent_doc_number] => 05320655 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-14 [patent_title] => 'Incineratable holding frame for filter bags, and method of making the frame' [patent_app_type] => 1 [patent_app_number] => 8/124158 [patent_app_country] => US [patent_app_date] => 1993-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2266 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/320/05320655.pdf [firstpage_image] =>[orig_patent_app_number] => 124158 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/124158
Incineratable holding frame for filter bags, and method of making the frame Sep 19, 1993 Issued
Array ( [id] => 3027835 [patent_doc_number] => 05300139 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-05 [patent_title] => 'Air cleaner with a build-in ashtray' [patent_app_type] => 1 [patent_app_number] => 8/120250 [patent_app_country] => US [patent_app_date] => 1993-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1321 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 162 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/300/05300139.pdf [firstpage_image] =>[orig_patent_app_number] => 120250 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/120250
Air cleaner with a build-in ashtray Sep 12, 1993 Issued
Array ( [id] => 3092344 [patent_doc_number] => 05314529 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-24 [patent_title] => 'Entrained droplet separator' [patent_app_type] => 1 [patent_app_number] => 8/119619 [patent_app_country] => US [patent_app_date] => 1993-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 4337 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/314/05314529.pdf [firstpage_image] =>[orig_patent_app_number] => 119619 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/119619
Entrained droplet separator Sep 12, 1993 Issued
Array ( [id] => 3057390 [patent_doc_number] => 05352256 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-04 [patent_title] => 'Air intake protection device' [patent_app_type] => 1 [patent_app_number] => 8/118503 [patent_app_country] => US [patent_app_date] => 1993-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1771 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 170 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/352/05352256.pdf [firstpage_image] =>[orig_patent_app_number] => 118503 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/118503
Air intake protection device Sep 6, 1993 Issued
Array ( [id] => 3063768 [patent_doc_number] => 05336285 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-08-09 [patent_title] => 'Textile machine having a suction device with a separator chamber' [patent_app_type] => 1 [patent_app_number] => 8/117608 [patent_app_country] => US [patent_app_date] => 1993-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3088 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/336/05336285.pdf [firstpage_image] =>[orig_patent_app_number] => 117608 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/117608
Textile machine having a suction device with a separator chamber Sep 6, 1993 Issued
Array ( [id] => 3070357 [patent_doc_number] => 05322535 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-21 [patent_title] => 'Pneumatic filter cleaning apparatus' [patent_app_type] => 1 [patent_app_number] => 8/113702 [patent_app_country] => US [patent_app_date] => 1993-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3381 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 224 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/322/05322535.pdf [firstpage_image] =>[orig_patent_app_number] => 113702 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/113702
Pneumatic filter cleaning apparatus Aug 30, 1993 Issued
Array ( [id] => 3089323 [patent_doc_number] => 05318608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-07 [patent_title] => 'Carburetor air filter' [patent_app_type] => 1 [patent_app_number] => 8/113674 [patent_app_country] => US [patent_app_date] => 1993-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1771 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/318/05318608.pdf [firstpage_image] =>[orig_patent_app_number] => 113674 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/113674
Carburetor air filter Aug 30, 1993 Issued
Array ( [id] => 3043247 [patent_doc_number] => 05306321 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-04-26 [patent_title] => 'Layered air filter medium having improved efficiency and pleatability' [patent_app_type] => 1 [patent_app_number] => 8/112640 [patent_app_country] => US [patent_app_date] => 1993-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2297 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/306/05306321.pdf [firstpage_image] =>[orig_patent_app_number] => 112640 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/112640
Layered air filter medium having improved efficiency and pleatability Aug 24, 1993 Issued
Array ( [id] => 3070383 [patent_doc_number] => 05322536 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-21 [patent_title] => 'Filter apparatus' [patent_app_type] => 1 [patent_app_number] => 8/102826 [patent_app_country] => US [patent_app_date] => 1993-08-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1471 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 137 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/322/05322536.pdf [firstpage_image] =>[orig_patent_app_number] => 102826 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/102826
Filter apparatus Aug 5, 1993 Issued
Array ( [id] => 3019967 [patent_doc_number] => 05316569 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-31 [patent_title] => 'Device for filtering sewer gases' [patent_app_type] => 1 [patent_app_number] => 8/098118 [patent_app_country] => US [patent_app_date] => 1993-07-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 6 [patent_no_of_words] => 836 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 153 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/316/05316569.pdf [firstpage_image] =>[orig_patent_app_number] => 098118 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/098118
Device for filtering sewer gases Jul 26, 1993 Issued
Array ( [id] => 3007700 [patent_doc_number] => 05332448 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-26 [patent_title] => 'Apparatus for cleaning air filters' [patent_app_type] => 1 [patent_app_number] => 8/091274 [patent_app_country] => US [patent_app_date] => 1993-07-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1868 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 138 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/332/05332448.pdf [firstpage_image] =>[orig_patent_app_number] => 091274 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/091274
Apparatus for cleaning air filters Jul 14, 1993 Issued
08/090558 PORTABLE ROOM AIR PURIFIER Jul 11, 1993 Pending
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