Search

Benjamin T. Liu

Examiner (ID: 19397)

Most Active Art Unit
2893
Art Unit(s)
2893, 2826
Total Applications
886
Issued Applications
622
Pending Applications
84
Abandoned Applications
198

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3728321 [patent_doc_number] => 05752817 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-05-19 [patent_title] => 'Fuel gas supply and ignition system with single valve' [patent_app_type] => 1 [patent_app_number] => 8/712254 [patent_app_country] => US [patent_app_date] => 1996-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1903 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/752/05752817.pdf [firstpage_image] =>[orig_patent_app_number] => 712254 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/712254
Fuel gas supply and ignition system with single valve Sep 2, 1996 Issued
Array ( [id] => 4047625 [patent_doc_number] => 05863196 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-26 [patent_title] => 'Fray-resistant wick and method of manufacturing same' [patent_app_type] => 1 [patent_app_number] => 8/708043 [patent_app_country] => US [patent_app_date] => 1996-08-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 6 [patent_no_of_words] => 2694 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 54 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/863/05863196.pdf [firstpage_image] =>[orig_patent_app_number] => 708043 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/708043
Fray-resistant wick and method of manufacturing same Aug 29, 1996 Issued
Array ( [id] => 3824799 [patent_doc_number] => 05846069 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-08 [patent_title] => 'Safety lighter with wheel hood' [patent_app_type] => 1 [patent_app_number] => 8/700244 [patent_app_country] => US [patent_app_date] => 1996-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1345 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/846/05846069.pdf [firstpage_image] =>[orig_patent_app_number] => 700244 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/700244
Safety lighter with wheel hood Aug 19, 1996 Issued
Array ( [id] => 3677282 [patent_doc_number] => 05678532 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-21 [patent_title] => 'Guard device for smoke exhauster' [patent_app_type] => 1 [patent_app_number] => 8/699803 [patent_app_country] => US [patent_app_date] => 1996-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 1536 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/678/05678532.pdf [firstpage_image] =>[orig_patent_app_number] => 699803 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/699803
Guard device for smoke exhauster Aug 18, 1996 Issued
Array ( [id] => 4014948 [patent_doc_number] => 05941229 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-24 [patent_title] => 'Barbecue cart and side work shelf assembly' [patent_app_type] => 1 [patent_app_number] => 8/694693 [patent_app_country] => US [patent_app_date] => 1996-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 3060 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 84 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/941/05941229.pdf [firstpage_image] =>[orig_patent_app_number] => 694693 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/694693
Barbecue cart and side work shelf assembly Aug 8, 1996 Issued
Array ( [id] => 3821986 [patent_doc_number] => 05813847 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-29 [patent_title] => 'Device and method for injecting fuels into compressed gaseous media' [patent_app_type] => 1 [patent_app_number] => 8/691674 [patent_app_country] => US [patent_app_date] => 1996-08-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 7 [patent_no_of_words] => 2189 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/813/05813847.pdf [firstpage_image] =>[orig_patent_app_number] => 691674 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/691674
Device and method for injecting fuels into compressed gaseous media Aug 1, 1996 Issued
Array ( [id] => 3762640 [patent_doc_number] => 05816790 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-06 [patent_title] => 'Heavy oil emulsified fuel combustion equipment' [patent_app_type] => 1 [patent_app_number] => 8/690104 [patent_app_country] => US [patent_app_date] => 1996-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 6046 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/816/05816790.pdf [firstpage_image] =>[orig_patent_app_number] => 690104 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/690104
Heavy oil emulsified fuel combustion equipment Jul 30, 1996 Issued
Array ( [id] => 3987923 [patent_doc_number] => 05887583 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-03-30 [patent_title] => 'Mass flow control system and method for asphalt plant' [patent_app_type] => 1 [patent_app_number] => 8/688784 [patent_app_country] => US [patent_app_date] => 1996-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 2759 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/887/05887583.pdf [firstpage_image] =>[orig_patent_app_number] => 688784 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/688784
Mass flow control system and method for asphalt plant Jul 30, 1996 Issued
Array ( [id] => 3676389 [patent_doc_number] => 05690483 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-25 [patent_title] => 'Gaseous fuel burner' [patent_app_type] => 1 [patent_app_number] => 8/682464 [patent_app_country] => US [patent_app_date] => 1996-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 1458 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/690/05690483.pdf [firstpage_image] =>[orig_patent_app_number] => 682464 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/682464
Gaseous fuel burner Jul 16, 1996 Issued
Array ( [id] => 3711432 [patent_doc_number] => 05699784 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-23 [patent_title] => 'Insulative adaptor for a steam table pan' [patent_app_type] => 1 [patent_app_number] => 8/678454 [patent_app_country] => US [patent_app_date] => 1996-07-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1418 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/699/05699784.pdf [firstpage_image] =>[orig_patent_app_number] => 678454 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/678454
Insulative adaptor for a steam table pan Jul 8, 1996 Issued
Array ( [id] => 3729312 [patent_doc_number] => 05715808 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-10 [patent_title] => 'Direct vent fireplace' [patent_app_type] => 1 [patent_app_number] => 8/676584 [patent_app_country] => US [patent_app_date] => 1996-07-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 2738 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 360 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/715/05715808.pdf [firstpage_image] =>[orig_patent_app_number] => 676584 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/676584
Direct vent fireplace Jul 7, 1996 Issued
Array ( [id] => 3729691 [patent_doc_number] => 05785511 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-28 [patent_title] => 'Control device for gas supply to main burner and pilot burner of a gas equipment' [patent_app_type] => 1 [patent_app_number] => 8/675864 [patent_app_country] => US [patent_app_date] => 1996-07-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 3556 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 349 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/785/05785511.pdf [firstpage_image] =>[orig_patent_app_number] => 675864 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/675864
Control device for gas supply to main burner and pilot burner of a gas equipment Jul 4, 1996 Issued
Array ( [id] => 3910594 [patent_doc_number] => 05937849 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-17 [patent_title] => 'Covered canal or aqueduct having an integral solar energy concentrating system' [patent_app_type] => 1 [patent_app_number] => 8/673084 [patent_app_country] => US [patent_app_date] => 1996-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 19 [patent_figures_cnt] => 19 [patent_no_of_words] => 9899 [patent_no_of_claims] => 104 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 222 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/937/05937849.pdf [firstpage_image] =>[orig_patent_app_number] => 673084 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/673084
Covered canal or aqueduct having an integral solar energy concentrating system Jun 30, 1996 Issued
Array ( [id] => 3631471 [patent_doc_number] => 05682873 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-04 [patent_title] => 'Camping stove baking attachment device' [patent_app_type] => 1 [patent_app_number] => 8/672972 [patent_app_country] => US [patent_app_date] => 1996-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2084 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 336 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/682/05682873.pdf [firstpage_image] =>[orig_patent_app_number] => 672972 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/672972
Camping stove baking attachment device Jun 30, 1996 Issued
Array ( [id] => 3645518 [patent_doc_number] => 05655511 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-08-12 [patent_title] => 'Gas fired convection oven' [patent_app_type] => 1 [patent_app_number] => 8/677484 [patent_app_country] => US [patent_app_date] => 1996-06-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 15 [patent_no_of_words] => 6435 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/655/05655511.pdf [firstpage_image] =>[orig_patent_app_number] => 677484 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/677484
Gas fired convection oven Jun 26, 1996 Issued
Array ( [id] => 4014135 [patent_doc_number] => 05993194 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-11-30 [patent_title] => 'Automatically optimized combustion control' [patent_app_type] => 1 [patent_app_number] => 8/668383 [patent_app_country] => US [patent_app_date] => 1996-06-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 27 [patent_no_of_words] => 12187 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/993/05993194.pdf [firstpage_image] =>[orig_patent_app_number] => 668383 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/668383
Automatically optimized combustion control Jun 20, 1996 Issued
Array ( [id] => 3739336 [patent_doc_number] => 05842463 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-12-01 [patent_title] => 'Portable wood burning camp stove' [patent_app_type] => 1 [patent_app_number] => 8/662672 [patent_app_country] => US [patent_app_date] => 1996-06-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 8 [patent_no_of_words] => 3349 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/842/05842463.pdf [firstpage_image] =>[orig_patent_app_number] => 662672 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/662672
Portable wood burning camp stove Jun 13, 1996 Issued
Array ( [id] => 3721460 [patent_doc_number] => 05799645 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-01 [patent_title] => 'Cleaning methods and apparatus for range grill units' [patent_app_type] => 1 [patent_app_number] => 8/659712 [patent_app_country] => US [patent_app_date] => 1996-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2294 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/799/05799645.pdf [firstpage_image] =>[orig_patent_app_number] => 659712 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/659712
Cleaning methods and apparatus for range grill units Jun 9, 1996 Issued
Array ( [id] => 3861154 [patent_doc_number] => 05823760 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-10-20 [patent_title] => 'Method of operating a combined cycle power plant' [patent_app_type] => 1 [patent_app_number] => 8/661172 [patent_app_country] => US [patent_app_date] => 1996-06-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4943 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/823/05823760.pdf [firstpage_image] =>[orig_patent_app_number] => 661172 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/661172
Method of operating a combined cycle power plant Jun 9, 1996 Issued
Array ( [id] => 3865971 [patent_doc_number] => 05803724 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-09-08 [patent_title] => 'Method for flame stabilization in a process for preparing synthesis gas' [patent_app_type] => 1 [patent_app_number] => 8/657574 [patent_app_country] => US [patent_app_date] => 1996-06-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1939 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 178 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/803/05803724.pdf [firstpage_image] =>[orig_patent_app_number] => 657574 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/657574
Method for flame stabilization in a process for preparing synthesis gas Jun 3, 1996 Issued
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