Search

Tu Ba Hoang

Supervisory Patent Examiner (ID: 7481, Phone: (571)272-4780 , Office: P/3742 )

Most Active Art Unit
3761
Art Unit(s)
3742, 2106, 2832, 3761
Total Applications
2049
Issued Applications
1536
Pending Applications
181
Abandoned Applications
331

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3091921 [patent_doc_number] => 05290739 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-03-01 [patent_title] => 'High temperature stabilized mullite-aluminum titanate' [patent_app_type] => 1 [patent_app_number] => 7/949454 [patent_app_country] => US [patent_app_date] => 1992-09-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3227 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/290/05290739.pdf [firstpage_image] =>[orig_patent_app_number] => 949454 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/949454
High temperature stabilized mullite-aluminum titanate Sep 21, 1992 Issued
Array ( [id] => 3055332 [patent_doc_number] => RE034639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-14 [patent_title] => 'Nickel ion-free blue glass composition' [patent_app_type] => 2 [patent_app_number] => 7/942910 [patent_app_country] => US [patent_app_date] => 1992-09-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3364 [patent_no_of_claims] => 1 [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/RE/034/RE034639.pdf [firstpage_image] =>[orig_patent_app_number] => 942910 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/942910
Nickel ion-free blue glass composition Sep 9, 1992 Issued
Array ( [id] => 3032869 [patent_doc_number] => 05328878 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-07-12 [patent_title] => 'Aluminum nitride refractory materials and methods for making the same' [patent_app_type] => 1 [patent_app_number] => 7/938318 [patent_app_country] => US [patent_app_date] => 1992-08-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 14764 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/328/05328878.pdf [firstpage_image] =>[orig_patent_app_number] => 938318 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/938318
Aluminum nitride refractory materials and methods for making the same Aug 30, 1992 Issued
Array ( [id] => 3050038 [patent_doc_number] => 05283213 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-01 [patent_title] => 'Moulding compounds for the production of inorganic sintered mouldings and a process for the production of inorganic sintered mouldings' [patent_app_type] => 1 [patent_app_number] => 7/936506 [patent_app_country] => US [patent_app_date] => 1992-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4812 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/283/05283213.pdf [firstpage_image] =>[orig_patent_app_number] => 936506 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/936506
Moulding compounds for the production of inorganic sintered mouldings and a process for the production of inorganic sintered mouldings Aug 27, 1992 Issued
Array ( [id] => 3039081 [patent_doc_number] => 05376595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-27 [patent_title] => 'Silicon carboxide ceramics from spirosiloxanes' [patent_app_type] => 1 [patent_app_number] => 7/937934 [patent_app_country] => US [patent_app_date] => 1992-08-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4680 [patent_no_of_claims] => 40 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/376/05376595.pdf [firstpage_image] =>[orig_patent_app_number] => 937934 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/937934
Silicon carboxide ceramics from spirosiloxanes Aug 27, 1992 Issued
Array ( [id] => 3446582 [patent_doc_number] => 05387562 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-07 [patent_title] => 'Silicon slip-casting composition, and process for the preparation thereof' [patent_app_type] => 1 [patent_app_number] => 7/935196 [patent_app_country] => US [patent_app_date] => 1992-08-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2578 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/387/05387562.pdf [firstpage_image] =>[orig_patent_app_number] => 935196 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/935196
Silicon slip-casting composition, and process for the preparation thereof Aug 25, 1992 Issued
Array ( [id] => 3091411 [patent_doc_number] => 05312791 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-17 [patent_title] => 'Process for the preparation of ceramic flakes, fibers, and grains from ceramic sols' [patent_app_type] => 1 [patent_app_number] => 7/933161 [patent_app_country] => US [patent_app_date] => 1992-08-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3991 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/312/05312791.pdf [firstpage_image] =>[orig_patent_app_number] => 933161 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/933161
Process for the preparation of ceramic flakes, fibers, and grains from ceramic sols Aug 20, 1992 Issued
Array ( [id] => 2945338 [patent_doc_number] => 05242487 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-09-07 [patent_title] => 'Water- and oil-repellant composition' [patent_app_type] => 1 [patent_app_number] => 7/921973 [patent_app_country] => US [patent_app_date] => 1992-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2625 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 128 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/242/05242487.pdf [firstpage_image] =>[orig_patent_app_number] => 921973 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/921973
Water- and oil-repellant composition Aug 3, 1992 Issued
Array ( [id] => 3007607 [patent_doc_number] => 05275980 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-04 [patent_title] => 'Self-curing ceramicizable polysiloxanes' [patent_app_type] => 1 [patent_app_number] => 7/923457 [patent_app_country] => US [patent_app_date] => 1992-08-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4453 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 145 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/275/05275980.pdf [firstpage_image] =>[orig_patent_app_number] => 923457 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/923457
Self-curing ceramicizable polysiloxanes Aug 2, 1992 Issued
Array ( [id] => 2994417 [patent_doc_number] => 05362692 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-08 [patent_title] => 'Free-flowing refractory casting slip' [patent_app_type] => 1 [patent_app_number] => 7/923312 [patent_app_country] => US [patent_app_date] => 1992-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1412 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/362/05362692.pdf [firstpage_image] =>[orig_patent_app_number] => 923312 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/923312
Free-flowing refractory casting slip Jul 30, 1992 Issued
Array ( [id] => 3072402 [patent_doc_number] => 05322642 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-21 [patent_title] => 'Method of manufacturing semiconductors from homogeneous metal oxide powder' [patent_app_type] => 1 [patent_app_number] => 7/920857 [patent_app_country] => US [patent_app_date] => 1992-07-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 4029 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/322/05322642.pdf [firstpage_image] =>[orig_patent_app_number] => 920857 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/920857
Method of manufacturing semiconductors from homogeneous metal oxide powder Jul 27, 1992 Issued
Array ( [id] => 3084456 [patent_doc_number] => 05278007 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-11 [patent_title] => 'Electrochemical element and method of producing same' [patent_app_type] => 1 [patent_app_number] => 7/916674 [patent_app_country] => US [patent_app_date] => 1992-07-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 7367 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/278/05278007.pdf [firstpage_image] =>[orig_patent_app_number] => 916674 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/916674
Electrochemical element and method of producing same Jul 21, 1992 Issued
Array ( [id] => 3092182 [patent_doc_number] => 05318761 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-06-07 [patent_title] => 'Process for preparing silicon carbide powder for use in semiconductor equipment' [patent_app_type] => 1 [patent_app_number] => 7/913951 [patent_app_country] => US [patent_app_date] => 1992-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5355 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/318/05318761.pdf [firstpage_image] =>[orig_patent_app_number] => 913951 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/913951
Process for preparing silicon carbide powder for use in semiconductor equipment Jul 16, 1992 Issued
Array ( [id] => 2890837 [patent_doc_number] => 05271962 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-12-21 [patent_title] => 'Metallic composition and methods for making and using the same' [patent_app_type] => 1 [patent_app_number] => 7/915895 [patent_app_country] => US [patent_app_date] => 1992-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 4 [patent_no_of_words] => 3756 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/271/05271962.pdf [firstpage_image] =>[orig_patent_app_number] => 915895 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/915895
Metallic composition and methods for making and using the same Jul 16, 1992 Issued
Array ( [id] => 3039255 [patent_doc_number] => 05376604 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-27 [patent_title] => 'Organophilic clay' [patent_app_type] => 1 [patent_app_number] => 7/909640 [patent_app_country] => US [patent_app_date] => 1992-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4269 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 136 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/376/05376604.pdf [firstpage_image] =>[orig_patent_app_number] => 909640 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/909640
Organophilic clay Jul 6, 1992 Issued
Array ( [id] => 3086425 [patent_doc_number] => 05278108 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-01-11 [patent_title] => 'Neutral gray glass composition' [patent_app_type] => 1 [patent_app_number] => 7/909086 [patent_app_country] => US [patent_app_date] => 1992-07-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3151 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/278/05278108.pdf [firstpage_image] =>[orig_patent_app_number] => 909086 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/909086
Neutral gray glass composition Jul 1, 1992 Issued
Array ( [id] => 3427337 [patent_doc_number] => 05403793 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Method of producing a ceramic shape and that ceramic shape' [patent_app_type] => 1 [patent_app_number] => 7/905788 [patent_app_country] => US [patent_app_date] => 1992-06-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3466 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/403/05403793.pdf [firstpage_image] =>[orig_patent_app_number] => 905788 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/905788
Method of producing a ceramic shape and that ceramic shape Jun 28, 1992 Issued
Array ( [id] => 2948756 [patent_doc_number] => 05262362 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1993-11-16 [patent_title] => 'Coatings for SiO.sub.2 optical fibers' [patent_app_type] => 1 [patent_app_number] => 7/901649 [patent_app_country] => US [patent_app_date] => 1992-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1396 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/262/05262362.pdf [firstpage_image] =>[orig_patent_app_number] => 901649 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/901649
Coatings for SiO.sub.2 optical fibers Jun 21, 1992 Issued
Array ( [id] => 3088056 [patent_doc_number] => 05312613 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-05-17 [patent_title] => 'Process for producing ceramic precursor powders without gel formation' [patent_app_type] => 1 [patent_app_number] => 8/081951 [patent_app_country] => US [patent_app_date] => 1992-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1550 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/312/05312613.pdf [firstpage_image] =>[orig_patent_app_number] => 081951 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/081951
Process for producing ceramic precursor powders without gel formation Jun 21, 1992 Issued
Array ( [id] => 3018004 [patent_doc_number] => 05288672 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-02-22 [patent_title] => 'Ceramics based on aluminum titanate, process for their production and their use' [patent_app_type] => 1 [patent_app_number] => 7/899008 [patent_app_country] => US [patent_app_date] => 1992-06-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2602 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/288/05288672.pdf [firstpage_image] =>[orig_patent_app_number] => 899008 [rel_patent_id] =>[rel_patent_doc_number] =>)
07/899008
Ceramics based on aluminum titanate, process for their production and their use Jun 14, 1992 Issued
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