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] => 3607874 [patent_doc_number] => 05601073 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-11 [patent_title] => 'Flat pan gas burner for gas fireplaces' [patent_app_type] => 1 [patent_app_number] => 8/369742 [patent_app_country] => US [patent_app_date] => 1995-01-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 16 [patent_no_of_words] => 2388 [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/05/601/05601073.pdf [firstpage_image] =>[orig_patent_app_number] => 369742 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/369742
Flat pan gas burner for gas fireplaces Jan 5, 1995 Issued
Array ( [id] => 3581316 [patent_doc_number] => 05516282 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-14 [patent_title] => 'Burner tube and space heater employing the tube' [patent_app_type] => 1 [patent_app_number] => 8/367723 [patent_app_country] => US [patent_app_date] => 1995-01-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2388 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 175 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/516/05516282.pdf [firstpage_image] =>[orig_patent_app_number] => 367723 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/367723
Burner tube and space heater employing the tube Jan 2, 1995 Issued
Array ( [id] => 3526044 [patent_doc_number] => 05494027 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-27 [patent_title] => 'Rangetop burner grate for uniform heating during simmer operation' [patent_app_type] => 1 [patent_app_number] => 8/366643 [patent_app_country] => US [patent_app_date] => 1994-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 8 [patent_no_of_words] => 1720 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/494/05494027.pdf [firstpage_image] =>[orig_patent_app_number] => 366643 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/366643
Rangetop burner grate for uniform heating during simmer operation Dec 29, 1994 Issued
Array ( [id] => 3578144 [patent_doc_number] => 05549470 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-27 [patent_title] => 'Anti-flareup device for liquid fuel burners' [patent_app_type] => 1 [patent_app_number] => 8/365804 [patent_app_country] => US [patent_app_date] => 1994-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6363 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/549/05549470.pdf [firstpage_image] =>[orig_patent_app_number] => 365804 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/365804
Anti-flareup device for liquid fuel burners Dec 28, 1994 Issued
Array ( [id] => 3870462 [patent_doc_number] => 05713345 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-02-03 [patent_title] => 'Grate element' [patent_app_type] => 1 [patent_app_number] => 8/362412 [patent_app_country] => US [patent_app_date] => 1994-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1639 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 42 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/713/05713345.pdf [firstpage_image] =>[orig_patent_app_number] => 362412 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/362412
Grate element Dec 26, 1994 Issued
Array ( [id] => 3474851 [patent_doc_number] => 05469837 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-28 [patent_title] => 'Smoke exhauster having cleaning device' [patent_app_type] => 1 [patent_app_number] => 8/363923 [patent_app_country] => US [patent_app_date] => 1994-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 1386 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 173 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/469/05469837.pdf [firstpage_image] =>[orig_patent_app_number] => 363923 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/363923
Smoke exhauster having cleaning device Dec 26, 1994 Issued
Array ( [id] => 3575802 [patent_doc_number] => 05495845 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-03-05 [patent_title] => 'Compact outdoor cooking unit' [patent_app_type] => 1 [patent_app_number] => 8/361144 [patent_app_country] => US [patent_app_date] => 1994-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 12 [patent_no_of_words] => 4874 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/495/05495845.pdf [firstpage_image] =>[orig_patent_app_number] => 361144 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/361144
Compact outdoor cooking unit Dec 20, 1994 Issued
Array ( [id] => 3592403 [patent_doc_number] => 05577906 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-26 [patent_title] => 'Catalyst for combustion' [patent_app_type] => 1 [patent_app_number] => 8/360883 [patent_app_country] => US [patent_app_date] => 1994-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 9 [patent_no_of_words] => 7560 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 33 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/577/05577906.pdf [firstpage_image] =>[orig_patent_app_number] => 360883 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/360883
Catalyst for combustion Dec 20, 1994 Issued
Array ( [id] => 3582358 [patent_doc_number] => 05567148 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-22 [patent_title] => 'Gaseous fuel burner assembly and method of connecting same' [patent_app_type] => 1 [patent_app_number] => 8/359754 [patent_app_country] => US [patent_app_date] => 1994-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 1942 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/567/05567148.pdf [firstpage_image] =>[orig_patent_app_number] => 359754 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/359754
Gaseous fuel burner assembly and method of connecting same Dec 19, 1994 Issued
Array ( [id] => 3582838 [patent_doc_number] => 05520534 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-28 [patent_title] => 'Heating apparatus including plurality of regenerative burner units and operating method' [patent_app_type] => 1 [patent_app_number] => 8/290974 [patent_app_country] => US [patent_app_date] => 1994-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 18 [patent_figures_cnt] => 27 [patent_no_of_words] => 6464 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 14 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/520/05520534.pdf [firstpage_image] =>[orig_patent_app_number] => 290974 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/290974
Heating apparatus including plurality of regenerative burner units and operating method Dec 14, 1994 Issued
Array ( [id] => 3871180 [patent_doc_number] => 05722389 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-03 [patent_title] => 'Pullout fireplace grate' [patent_app_type] => 1 [patent_app_number] => 8/354513 [patent_app_country] => US [patent_app_date] => 1994-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2696 [patent_no_of_claims] => 10 [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/05/722/05722389.pdf [firstpage_image] =>[orig_patent_app_number] => 354513 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/354513
Pullout fireplace grate Dec 12, 1994 Issued
Array ( [id] => 3553956 [patent_doc_number] => 05525053 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-11 [patent_title] => 'Method of operating a combined cycle power plant' [patent_app_type] => 1 [patent_app_number] => 8/352124 [patent_app_country] => US [patent_app_date] => 1994-12-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3293 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/525/05525053.pdf [firstpage_image] =>[orig_patent_app_number] => 352124 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/352124
Method of operating a combined cycle power plant Nov 30, 1994 Issued
Array ( [id] => 3538375 [patent_doc_number] => 05545033 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-13 [patent_title] => 'Asymmetric oxygen/fuel burner' [patent_app_type] => 1 [patent_app_number] => 8/345844 [patent_app_country] => US [patent_app_date] => 1994-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 5 [patent_no_of_words] => 899 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/545/05545033.pdf [firstpage_image] =>[orig_patent_app_number] => 345844 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/345844
Asymmetric oxygen/fuel burner Nov 27, 1994 Issued
Array ( [id] => 3709667 [patent_doc_number] => 05680856 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-10-28 [patent_title] => 'Discharge structure for closed gas appliances' [patent_app_type] => 1 [patent_app_number] => 8/344113 [patent_app_country] => US [patent_app_date] => 1994-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 9 [patent_no_of_words] => 5386 [patent_no_of_claims] => 28 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/680/05680856.pdf [firstpage_image] =>[orig_patent_app_number] => 344113 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/344113
Discharge structure for closed gas appliances Nov 22, 1994 Issued
Array ( [id] => 3481970 [patent_doc_number] => 05560350 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-10-01 [patent_title] => 'High efficiency, forced hot air heater which humidifies and cleans the air' [patent_app_type] => 1 [patent_app_number] => 8/336912 [patent_app_country] => US [patent_app_date] => 1994-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3435 [patent_no_of_claims] => 7 [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/05/560/05560350.pdf [firstpage_image] =>[orig_patent_app_number] => 336912 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/336912
High efficiency, forced hot air heater which humidifies and cleans the air Nov 9, 1994 Issued
Array ( [id] => 3676374 [patent_doc_number] => 05690482 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-25 [patent_title] => 'Process for the combustion of sulphur containing fuels' [patent_app_type] => 1 [patent_app_number] => 8/336113 [patent_app_country] => US [patent_app_date] => 1994-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 4506 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 80 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/690/05690482.pdf [firstpage_image] =>[orig_patent_app_number] => 336113 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/336113
Process for the combustion of sulphur containing fuels Nov 3, 1994 Issued
Array ( [id] => 3572101 [patent_doc_number] => 05551415 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-03 [patent_title] => 'Capsular base laterally carrying graphic elements, for a cooking utensil' [patent_app_type] => 1 [patent_app_number] => 8/332862 [patent_app_country] => US [patent_app_date] => 1994-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1677 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 113 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/551/05551415.pdf [firstpage_image] =>[orig_patent_app_number] => 332862 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/332862
Capsular base laterally carrying graphic elements, for a cooking utensil Oct 31, 1994 Issued
Array ( [id] => 3566547 [patent_doc_number] => 05522721 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-04 [patent_title] => 'Process for combustion in an industrial furnace' [patent_app_type] => 1 [patent_app_number] => 8/332143 [patent_app_country] => US [patent_app_date] => 1994-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 905 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/522/05522721.pdf [firstpage_image] =>[orig_patent_app_number] => 332143 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/332143
Process for combustion in an industrial furnace Oct 30, 1994 Issued
Array ( [id] => 3513266 [patent_doc_number] => 05488943 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-06 [patent_title] => 'Self-distributing combustion grate for pellet fueled stoves' [patent_app_type] => 1 [patent_app_number] => 8/330781 [patent_app_country] => US [patent_app_date] => 1994-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 16 [patent_no_of_words] => 9028 [patent_no_of_claims] => 12 [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/05/488/05488943.pdf [firstpage_image] =>[orig_patent_app_number] => 330781 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/330781
Self-distributing combustion grate for pellet fueled stoves Oct 27, 1994 Issued
Array ( [id] => 3547582 [patent_doc_number] => 05524608 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-11 [patent_title] => 'Cooking kettle' [patent_app_type] => 1 [patent_app_number] => 8/329114 [patent_app_country] => US [patent_app_date] => 1994-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 2392 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 199 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/524/05524608.pdf [firstpage_image] =>[orig_patent_app_number] => 329114 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/329114
Cooking kettle Oct 24, 1994 Issued
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