Search

Cheukfan Lee

Examiner (ID: 1932, Phone: (571)272-7407 , Office: P/2673 )

Most Active Art Unit
2625
Art Unit(s)
2625, 2673, 2616, 2612, 2627, 2674, 2682, 2676, 2722, 2622
Total Applications
2127
Issued Applications
1804
Pending Applications
64
Abandoned Applications
271

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3480870 [patent_doc_number] => 05405820 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-11 [patent_title] => 'Process for the preparation of an alumina trihyorate catalyst' [patent_app_type] => 1 [patent_app_number] => 8/130895 [patent_app_country] => US [patent_app_date] => 1993-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3545 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/405/05405820.pdf [firstpage_image] =>[orig_patent_app_number] => 130895 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/130895
Process for the preparation of an alumina trihyorate catalyst Nov 14, 1993 Issued
Array ( [id] => 3102420 [patent_doc_number] => 05447896 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-05 [patent_title] => 'Hydrodehalogenation catalysts and their preparation and use' [patent_app_type] => 1 [patent_app_number] => 8/152937 [patent_app_country] => US [patent_app_date] => 1993-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3646 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/447/05447896.pdf [firstpage_image] =>[orig_patent_app_number] => 152937 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/152937
Hydrodehalogenation catalysts and their preparation and use Nov 14, 1993 Issued
Array ( [id] => 3104586 [patent_doc_number] => 05413704 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-09 [patent_title] => 'Process for sweetening a sour hydrocarbon fraction using a mixture of a supported metal chelate and a solid base' [patent_app_type] => 1 [patent_app_number] => 8/151633 [patent_app_country] => US [patent_app_date] => 1993-11-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3954 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/413/05413704.pdf [firstpage_image] =>[orig_patent_app_number] => 151633 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/151633
Process for sweetening a sour hydrocarbon fraction using a mixture of a supported metal chelate and a solid base Nov 14, 1993 Issued
Array ( [id] => 3001283 [patent_doc_number] => 05374410 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-12-20 [patent_title] => 'NO.sub.x abatement process' [patent_app_type] => 1 [patent_app_number] => 8/148943 [patent_app_country] => US [patent_app_date] => 1993-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5547 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/374/05374410.pdf [firstpage_image] =>[orig_patent_app_number] => 148943 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/148943
NO.sub.x abatement process Nov 7, 1993 Issued
Array ( [id] => 3031114 [patent_doc_number] => 05349117 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-20 [patent_title] => 'Process for sorption separation' [patent_app_type] => 1 [patent_app_number] => 8/148946 [patent_app_country] => US [patent_app_date] => 1993-11-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 5131 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 220 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/349/05349117.pdf [firstpage_image] =>[orig_patent_app_number] => 148946 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/148946
Process for sorption separation Nov 7, 1993 Issued
Array ( [id] => 3586438 [patent_doc_number] => 05552361 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-03 [patent_title] => 'Aluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereof' [patent_app_type] => 1 [patent_app_number] => 8/148143 [patent_app_country] => US [patent_app_date] => 1993-11-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4375 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/552/05552361.pdf [firstpage_image] =>[orig_patent_app_number] => 148143 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/148143
Aluminum phosphate composition with high pore volume and large pore diameter, process for its production and use thereof Nov 3, 1993 Issued
Array ( [id] => 3487300 [patent_doc_number] => 05426084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-20 [patent_title] => 'Highly heat-resistant metallic carrier for an automobile catalyst' [patent_app_type] => 1 [patent_app_number] => 8/140096 [patent_app_country] => US [patent_app_date] => 1993-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 15286 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/426/05426084.pdf [firstpage_image] =>[orig_patent_app_number] => 140096 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/140096
Highly heat-resistant metallic carrier for an automobile catalyst Nov 1, 1993 Issued
08/146275 PROCESS FOR PRODUCING GASOLINE BLENDING COMPONENTS FROM JET RANGE AND HEAVIER AROMATICS Oct 27, 1993 Abandoned
Array ( [id] => 3425527 [patent_doc_number] => 05416056 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-05-16 [patent_title] => 'Production of highly microporous activated carbon products' [patent_app_type] => 1 [patent_app_number] => 8/143551 [patent_app_country] => US [patent_app_date] => 1993-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 4060 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/416/05416056.pdf [firstpage_image] =>[orig_patent_app_number] => 143551 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/143551
Production of highly microporous activated carbon products Oct 24, 1993 Issued
Array ( [id] => 3427551 [patent_doc_number] => 05403806 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-04-04 [patent_title] => 'Phosphorous-containing hydroprocessing catalyst and method of preparation' [patent_app_type] => 1 [patent_app_number] => 8/141277 [patent_app_country] => US [patent_app_date] => 1993-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7151 [patent_no_of_claims] => 64 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 19 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/403/05403806.pdf [firstpage_image] =>[orig_patent_app_number] => 141277 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/141277
Phosphorous-containing hydroprocessing catalyst and method of preparation Oct 21, 1993 Issued
08/140775 ACTIVE CATALYSTS Oct 20, 1993 Abandoned
Array ( [id] => 3411115 [patent_doc_number] => 05393410 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-28 [patent_title] => 'Hydrocarbon conversion processes and catalysts used therein' [patent_app_type] => 1 [patent_app_number] => 8/139487 [patent_app_country] => US [patent_app_date] => 1993-10-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4625 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 103 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/393/05393410.pdf [firstpage_image] =>[orig_patent_app_number] => 139487 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/139487
Hydrocarbon conversion processes and catalysts used therein Oct 19, 1993 Issued
Array ( [id] => 3485929 [patent_doc_number] => 05446234 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Hydrocarbon conversion process using a specified zeolite' [patent_app_type] => 1 [patent_app_number] => 8/131685 [patent_app_country] => US [patent_app_date] => 1993-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 13 [patent_figures_cnt] => 14 [patent_no_of_words] => 18227 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 169 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/446/05446234.pdf [firstpage_image] =>[orig_patent_app_number] => 131685 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/131685
Hydrocarbon conversion process using a specified zeolite Oct 4, 1993 Issued
Array ( [id] => 3482421 [patent_doc_number] => 05446006 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Monolithic catalyst with a metal carrier' [patent_app_type] => 1 [patent_app_number] => 8/130132 [patent_app_country] => US [patent_app_date] => 1993-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3957 [patent_no_of_claims] => 38 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/446/05446006.pdf [firstpage_image] =>[orig_patent_app_number] => 130132 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/130132
Monolithic catalyst with a metal carrier Oct 3, 1993 Issued
Array ( [id] => 2997116 [patent_doc_number] => 05358919 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-10-25 [patent_title] => 'Preparation and use of isomerization catalysts' [patent_app_type] => 1 [patent_app_number] => 8/131042 [patent_app_country] => US [patent_app_date] => 1993-10-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7170 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 234 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/358/05358919.pdf [firstpage_image] =>[orig_patent_app_number] => 131042 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/131042
Preparation and use of isomerization catalysts Sep 30, 1993 Issued
Array ( [id] => 3444573 [patent_doc_number] => 05430219 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Integrated process for producing olefins from methane-containing gas mixtures' [patent_app_type] => 1 [patent_app_number] => 8/128712 [patent_app_country] => US [patent_app_date] => 1993-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 2945 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 190 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/430/05430219.pdf [firstpage_image] =>[orig_patent_app_number] => 128712 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/128712
Integrated process for producing olefins from methane-containing gas mixtures Sep 29, 1993 Issued
Array ( [id] => 3422390 [patent_doc_number] => 05389595 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-14 [patent_title] => 'Hydroprocessing catalyst, its use, and method of preparation' [patent_app_type] => 1 [patent_app_number] => 8/130109 [patent_app_country] => US [patent_app_date] => 1993-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7689 [patent_no_of_claims] => 61 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 49 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/389/05389595.pdf [firstpage_image] =>[orig_patent_app_number] => 130109 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/130109
Hydroprocessing catalyst, its use, and method of preparation Sep 29, 1993 Issued
Array ( [id] => 3457725 [patent_doc_number] => 05472927 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-12-05 [patent_title] => 'Catalyst or membrane precursor systems, catalyst or membrane systems, and method of preparing such systems' [patent_app_type] => 1 [patent_app_number] => 8/098320 [patent_app_country] => US [patent_app_date] => 1993-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4086 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 11 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/472/05472927.pdf [firstpage_image] =>[orig_patent_app_number] => 098320 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/098320
Catalyst or membrane precursor systems, catalyst or membrane systems, and method of preparing such systems Sep 29, 1993 Issued
Array ( [id] => 3098713 [patent_doc_number] => 05447705 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-05 [patent_title] => 'Oxidation catalyst and process for the partial oxidation of methane' [patent_app_type] => 1 [patent_app_number] => 8/127616 [patent_app_country] => US [patent_app_date] => 1993-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2673 [patent_no_of_claims] => 12 [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/05/447/05447705.pdf [firstpage_image] =>[orig_patent_app_number] => 127616 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/127616
Oxidation catalyst and process for the partial oxidation of methane Sep 27, 1993 Issued
Array ( [id] => 3480667 [patent_doc_number] => 05457079 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-10 [patent_title] => 'Copper-based oxidation catalyst and its applications' [patent_app_type] => 1 [patent_app_number] => 8/124076 [patent_app_country] => US [patent_app_date] => 1993-09-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 4684 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 34 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/457/05457079.pdf [firstpage_image] =>[orig_patent_app_number] => 124076 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/124076
Copper-based oxidation catalyst and its applications Sep 20, 1993 Issued
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