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Sinh N. Tran

Supervisory Patent Examiner (ID: 6797, Phone: (571)272-7564 , Office: P/2661 )

Most Active Art Unit
2608
Art Unit(s)
2622, 2637, 2504, 2643, 2615, 2747, 2651, 2608, 2661, 2696, 2743, 2605, 2644
Total Applications
591
Issued Applications
453
Pending Applications
41
Abandoned Applications
99

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3133182 [patent_doc_number] => 05384857 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-24 [patent_title] => 'Snap-in attachment for ear defender cup' [patent_app_type] => 1 [patent_app_number] => 8/143290 [patent_app_country] => US [patent_app_date] => 1993-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 2773 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/384/05384857.pdf [firstpage_image] =>[orig_patent_app_number] => 143290 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/143290
Snap-in attachment for ear defender cup Oct 25, 1993 Issued
Array ( [id] => 4021821 [patent_doc_number] => 05889871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Surface-laminated piezoelectric-film sound transducer' [patent_app_type] => 1 [patent_app_number] => 8/136856 [patent_app_country] => US [patent_app_date] => 1993-10-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 2045 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/889/05889871.pdf [firstpage_image] =>[orig_patent_app_number] => 136856 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/136856
Surface-laminated piezoelectric-film sound transducer Oct 17, 1993 Issued
Array ( [id] => 3063469 [patent_doc_number] => 05325439 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-28 [patent_title] => 'Loudspeaker apparatus' [patent_app_type] => 1 [patent_app_number] => 8/136334 [patent_app_country] => US [patent_app_date] => 1993-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 3121 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/325/05325439.pdf [firstpage_image] =>[orig_patent_app_number] => 136334 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/136334
Loudspeaker apparatus Oct 12, 1993 Issued
Array ( [id] => 3669833 [patent_doc_number] => 05627903 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Variable geometry electromagnetic transducer' [patent_app_type] => 1 [patent_app_number] => 8/132652 [patent_app_country] => US [patent_app_date] => 1993-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 31 [patent_no_of_words] => 8887 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/627/05627903.pdf [firstpage_image] =>[orig_patent_app_number] => 132652 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/132652
Variable geometry electromagnetic transducer Oct 5, 1993 Issued
08/129830 ACOUSTICAL SPEAKER COVER Sep 29, 1993 Abandoned
08/128552 SPEAKER DESIGN WITH ATTENUATED REFLECTION Sep 28, 1993 Abandoned
08/127085 LEVEL DETECTING CIRCUIT Sep 23, 1993 Abandoned
08/122902 LOUDSPEAKER Sep 15, 1993 Abandoned
Array ( [id] => 3453369 [patent_doc_number] => 05430804 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Loudspeaker with a coated voice coil' [patent_app_type] => 1 [patent_app_number] => 8/064048 [patent_app_country] => US [patent_app_date] => 1993-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 2089 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 123 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/430/05430804.pdf [firstpage_image] =>[orig_patent_app_number] => 064048 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/064048
Loudspeaker with a coated voice coil Sep 6, 1993 Issued
08/114167 INTEGRATED CAPACITIVE TRANSDUCER Aug 31, 1993 Abandoned
08/114898 RECEIVER FOR A HEARING AID Aug 31, 1993 Abandoned
Array ( [id] => 3068392 [patent_doc_number] => 05357576 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-18 [patent_title] => 'In the canal hearing aid with protruding shell portion' [patent_app_type] => 1 [patent_app_number] => 8/112278 [patent_app_country] => US [patent_app_date] => 1993-08-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 13 [patent_no_of_words] => 3497 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/357/05357576.pdf [firstpage_image] =>[orig_patent_app_number] => 112278 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/112278
In the canal hearing aid with protruding shell portion Aug 26, 1993 Issued
08/110918 THROAT DEVICE INTERCONNECTING A PLURALITY OF DRIVE UNITS AND A HORN Aug 23, 1993 Abandoned
Array ( [id] => 3459384 [patent_doc_number] => 05386474 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Amplifier-speaker interface correction circuit' [patent_app_type] => 1 [patent_app_number] => 8/108092 [patent_app_country] => US [patent_app_date] => 1993-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2465 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/386/05386474.pdf [firstpage_image] =>[orig_patent_app_number] => 108092 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/108092
Amplifier-speaker interface correction circuit Aug 16, 1993 Issued
08/078220 RADIO-BASED HEARING AID SYSTEM Aug 12, 1993 Pending
Array ( [id] => 3459408 [patent_doc_number] => 05386476 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Locking device for a hearing aid battery chamber' [patent_app_type] => 1 [patent_app_number] => 8/105013 [patent_app_country] => US [patent_app_date] => 1993-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 8 [patent_no_of_words] => 1578 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/386/05386476.pdf [firstpage_image] =>[orig_patent_app_number] => 105013 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/105013
Locking device for a hearing aid battery chamber Aug 9, 1993 Issued
Array ( [id] => 3457248 [patent_doc_number] => 05420931 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-30 [patent_title] => 'Low and high quality entertainment system for playing low and high quality communication media for an automobile' [patent_app_type] => 1 [patent_app_number] => 8/104446 [patent_app_country] => US [patent_app_date] => 1993-08-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3541 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 218 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/420/05420931.pdf [firstpage_image] =>[orig_patent_app_number] => 104446 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/104446
Low and high quality entertainment system for playing low and high quality communication media for an automobile Aug 9, 1993 Issued
08/102364 PROGRAMMABLE DIGITAL HEARING AID Aug 4, 1993 Abandoned
08/102378 LOUDSPEAKER DIAPHRAGM ATTACHING Aug 4, 1993 Abandoned
08/101048 SOUND OUTPUT SYSTEM Aug 2, 1993 Abandoned
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