Search

Duc Truong

Examiner (ID: 18491, Phone: (571)272-1081 , Office: P/1765 )

Most Active Art Unit
1711
Art Unit(s)
1711, 1503, 1765, 1207, 1796
Total Applications
2903
Issued Applications
2387
Pending Applications
137
Abandoned Applications
385

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2464044 [patent_doc_number] => 04841596 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-27 [patent_title] => 'Handle with shaped recesses to support flimsy bag straps' [patent_app_type] => 1 [patent_app_number] => 7/201884 [patent_app_country] => US [patent_app_date] => 1988-06-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1690 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 352 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/841/04841596.pdf [firstpage_image] =>[orig_patent_app_number] => 201884 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/201884
Handle with shaped recesses to support flimsy bag straps Jun 2, 1988 Issued
Array ( [id] => 2487299 [patent_doc_number] => 04817238 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-04-04 [patent_title] => 'Pneumatic door-closer having a closable passage and a regulatable passage' [patent_app_type] => 1 [patent_app_number] => 7/201532 [patent_app_country] => US [patent_app_date] => 1988-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 2166 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 370 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/817/04817238.pdf [firstpage_image] =>[orig_patent_app_number] => 201532 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/201532
Pneumatic door-closer having a closable passage and a regulatable passage Jun 1, 1988 Issued
Array ( [id] => 2534070 [patent_doc_number] => 04835815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-06 [patent_title] => 'Caster with blocking device and depressible releasing member for the blocking device' [patent_app_type] => 1 [patent_app_number] => 7/199114 [patent_app_country] => US [patent_app_date] => 1988-05-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5176 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/835/04835815.pdf [firstpage_image] =>[orig_patent_app_number] => 199114 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/199114
Caster with blocking device and depressible releasing member for the blocking device May 25, 1988 Issued
Array ( [id] => 2457476 [patent_doc_number] => 04864688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-12 [patent_title] => 'Hinge having varied height offset leafs' [patent_app_type] => 1 [patent_app_number] => 7/155246 [patent_app_country] => US [patent_app_date] => 1988-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 11 [patent_no_of_words] => 1604 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/864/04864688.pdf [firstpage_image] =>[orig_patent_app_number] => 155246 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/155246
Hinge having varied height offset leafs May 22, 1988 Issued
Array ( [id] => 2524137 [patent_doc_number] => 04831689 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-23 [patent_title] => 'Vertically slidably mounted brake for a resiliently supported caster wheel' [patent_app_type] => 1 [patent_app_number] => 7/197657 [patent_app_country] => US [patent_app_date] => 1988-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 2101 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 297 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/831/04831689.pdf [firstpage_image] =>[orig_patent_app_number] => 197657 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/197657
Vertically slidably mounted brake for a resiliently supported caster wheel May 22, 1988 Issued
Array ( [id] => 2501314 [patent_doc_number] => 04837894 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-13 [patent_title] => 'Spring biased arm snap-toggle hinge' [patent_app_type] => 1 [patent_app_number] => 7/197168 [patent_app_country] => US [patent_app_date] => 1988-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 1871 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/837/04837894.pdf [firstpage_image] =>[orig_patent_app_number] => 197168 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/197168
Spring biased arm snap-toggle hinge May 22, 1988 Issued
Array ( [id] => 2535044 [patent_doc_number] => 04847950 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Self retained axle pin assembly for shear application' [patent_app_type] => 1 [patent_app_number] => 7/198622 [patent_app_country] => US [patent_app_date] => 1988-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 914 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/847/04847950.pdf [firstpage_image] =>[orig_patent_app_number] => 198622 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/198622
Self retained axle pin assembly for shear application May 19, 1988 Issued
Array ( [id] => 2534954 [patent_doc_number] => 04847945 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-18 [patent_title] => 'Dismantlable wheel attachment mechanism with swivel joint protector' [patent_app_type] => 1 [patent_app_number] => 7/194183 [patent_app_country] => US [patent_app_date] => 1988-05-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 7 [patent_no_of_words] => 1982 [patent_no_of_claims] => 8 [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/04/847/04847945.pdf [firstpage_image] =>[orig_patent_app_number] => 194183 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/194183
Dismantlable wheel attachment mechanism with swivel joint protector May 15, 1988 Issued
Array ( [id] => 2501236 [patent_doc_number] => 04837890 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-13 [patent_title] => 'Door closer having arm/slide track connection' [patent_app_type] => 1 [patent_app_number] => 7/193657 [patent_app_country] => US [patent_app_date] => 1988-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1821 [patent_no_of_claims] => 6 [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/04/837/04837890.pdf [firstpage_image] =>[orig_patent_app_number] => 193657 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/193657
Door closer having arm/slide track connection May 12, 1988 Issued
07/190404 PNEUMATIC DOOR CLOSER WITH SUSTAINED CLOSING FORCE DURING CLOSURE May 4, 1988 Abandoned
Array ( [id] => 2488491 [patent_doc_number] => 04794669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-03 [patent_title] => 'Elastomeric hinge spring' [patent_app_type] => 1 [patent_app_number] => 7/183662 [patent_app_country] => US [patent_app_date] => 1988-04-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 3187 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 290 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/794/04794669.pdf [firstpage_image] =>[orig_patent_app_number] => 183662 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/183662
Elastomeric hinge spring Apr 18, 1988 Issued
Array ( [id] => 2463033 [patent_doc_number] => 04827569 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-09 [patent_title] => 'Flush mounted, fully concealed cabinet hinges' [patent_app_type] => 1 [patent_app_number] => 7/181196 [patent_app_country] => US [patent_app_date] => 1988-04-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 27 [patent_no_of_words] => 7291 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/827/04827569.pdf [firstpage_image] =>[orig_patent_app_number] => 181196 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/181196
Flush mounted, fully concealed cabinet hinges Apr 12, 1988 Issued
Array ( [id] => 2438873 [patent_doc_number] => 04843679 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-04 [patent_title] => 'X-hinge having the bendable strip ends crimped between two plates' [patent_app_type] => 1 [patent_app_number] => 7/175940 [patent_app_country] => US [patent_app_date] => 1988-03-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 1430 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/843/04843679.pdf [firstpage_image] =>[orig_patent_app_number] => 175940 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/175940
X-hinge having the bendable strip ends crimped between two plates Mar 30, 1988 Issued
Array ( [id] => 2486968 [patent_doc_number] => 04850081 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-25 [patent_title] => 'Variable friction hinge' [patent_app_type] => 1 [patent_app_number] => 7/152094 [patent_app_country] => US [patent_app_date] => 1988-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 849 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/850/04850081.pdf [firstpage_image] =>[orig_patent_app_number] => 152094 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/152094
Variable friction hinge Mar 24, 1988 Issued
Array ( [id] => 2491929 [patent_doc_number] => 04839939 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-20 [patent_title] => 'Security hinge with improved structural integrity with the electrical wires located along the pivot axis of the knuckles' [patent_app_type] => 1 [patent_app_number] => 7/172390 [patent_app_country] => US [patent_app_date] => 1988-03-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 1570 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 241 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/839/04839939.pdf [firstpage_image] =>[orig_patent_app_number] => 172390 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/172390
Security hinge with improved structural integrity with the electrical wires located along the pivot axis of the knuckles Mar 23, 1988 Issued
Array ( [id] => 2464125 [patent_doc_number] => 04841600 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-06-27 [patent_title] => 'Door check and stop' [patent_app_type] => 1 [patent_app_number] => 7/171554 [patent_app_country] => US [patent_app_date] => 1988-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1451 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 126 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/841/04841600.pdf [firstpage_image] =>[orig_patent_app_number] => 171554 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/171554
Door check and stop Mar 22, 1988 Issued
Array ( [id] => 2466102 [patent_doc_number] => 04845809 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-07-11 [patent_title] => 'Leaf spring biased position retentive hinge assembly' [patent_app_type] => 1 [patent_app_number] => 7/170760 [patent_app_country] => US [patent_app_date] => 1988-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 4334 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 397 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/845/04845809.pdf [firstpage_image] =>[orig_patent_app_number] => 170760 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/170760
Leaf spring biased position retentive hinge assembly Mar 20, 1988 Issued
Array ( [id] => 2462969 [patent_doc_number] => 04827566 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-05-09 [patent_title] => 'Removable hinged sack handle' [patent_app_type] => 1 [patent_app_number] => 7/163726 [patent_app_country] => US [patent_app_date] => 1988-03-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 875 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 276 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/827/04827566.pdf [firstpage_image] =>[orig_patent_app_number] => 163726 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/163726
Removable hinged sack handle Mar 2, 1988 Issued
Array ( [id] => 2506104 [patent_doc_number] => 04796330 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-01-10 [patent_title] => 'Hinge mask' [patent_app_type] => 1 [patent_app_number] => 7/163320 [patent_app_country] => US [patent_app_date] => 1988-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 864 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 262 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/796/04796330.pdf [firstpage_image] =>[orig_patent_app_number] => 163320 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/163320
Hinge mask Mar 1, 1988 Issued
Array ( [id] => 2457420 [patent_doc_number] => 04864685 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1989-09-12 [patent_title] => 'One piece hospitality stair bracket for rugs' [patent_app_type] => 1 [patent_app_number] => 7/158904 [patent_app_country] => US [patent_app_date] => 1988-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 559 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 204 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/864/04864685.pdf [firstpage_image] =>[orig_patent_app_number] => 158904 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/158904
One piece hospitality stair bracket for rugs Feb 21, 1988 Issued
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