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Christopher Chao

Examiner (ID: 12521)

Most Active Art Unit
3668
Art Unit(s)
3668
Total Applications
1
Issued Applications
1
Pending Applications
0
Abandoned Applications
0

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4079537 [patent_doc_number] => 06162409 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-19 [patent_title] => 'Process for removing No.sub.x and So.sub.x from exhaust gas' [patent_app_type] => 1 [patent_app_number] => 9/268385 [patent_app_country] => US [patent_app_date] => 1999-03-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5920 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/162/06162409.pdf [firstpage_image] =>[orig_patent_app_number] => 268385 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/268385
Process for removing No.sub.x and So.sub.x from exhaust gas Mar 14, 1999 Issued
Array ( [id] => 4167316 [patent_doc_number] => 06083465 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-04 [patent_title] => 'Method and apparatus for continuously calcining gypsum' [patent_app_type] => 1 [patent_app_number] => 9/266560 [patent_app_country] => US [patent_app_date] => 1999-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4252 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/083/06083465.pdf [firstpage_image] =>[orig_patent_app_number] => 266560 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/266560
Method and apparatus for continuously calcining gypsum Mar 10, 1999 Issued
Array ( [id] => 4076887 [patent_doc_number] => 06054108 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-25 [patent_title] => 'Catalyst system and recombination device for recombining hydrogen and oxygen, in particular for a nuclear power station and method for operating a catalyst system' [patent_app_type] => 1 [patent_app_number] => 9/265154 [patent_app_country] => US [patent_app_date] => 1999-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4011 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 120 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/054/06054108.pdf [firstpage_image] =>[orig_patent_app_number] => 265154 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/265154
Catalyst system and recombination device for recombining hydrogen and oxygen, in particular for a nuclear power station and method for operating a catalyst system Mar 8, 1999 Issued
Array ( [id] => 4351961 [patent_doc_number] => 06190632 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Method and apparatus for the production of ammonia utilizing cryogenic rectification' [patent_app_type] => 1 [patent_app_number] => 9/257030 [patent_app_country] => US [patent_app_date] => 1999-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3094 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 198 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/190/06190632.pdf [firstpage_image] =>[orig_patent_app_number] => 257030 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/257030
Method and apparatus for the production of ammonia utilizing cryogenic rectification Feb 24, 1999 Issued
Array ( [id] => 4200986 [patent_doc_number] => 06077494 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-20 [patent_title] => 'Method for removing ammonia from ammonia contaminated fly ash' [patent_app_type] => 1 [patent_app_number] => 9/256128 [patent_app_country] => US [patent_app_date] => 1999-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5338 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/077/06077494.pdf [firstpage_image] =>[orig_patent_app_number] => 256128 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/256128
Method for removing ammonia from ammonia contaminated fly ash Feb 23, 1999 Issued
Array ( [id] => 4102524 [patent_doc_number] => 06022514 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-08 [patent_title] => 'Method for recovering phosphorus from organic sludge' [patent_app_type] => 1 [patent_app_number] => 9/251585 [patent_app_country] => US [patent_app_date] => 1999-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 3581 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/022/06022514.pdf [firstpage_image] =>[orig_patent_app_number] => 251585 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/251585
Method for recovering phosphorus from organic sludge Feb 16, 1999 Issued
Array ( [id] => 4416584 [patent_doc_number] => 06177057 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-23 [patent_title] => 'Process for preparing bulk cubic gallium nitride' [patent_app_type] => 1 [patent_app_number] => 9/252592 [patent_app_country] => US [patent_app_date] => 1999-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5002 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/177/06177057.pdf [firstpage_image] =>[orig_patent_app_number] => 252592 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/252592
Process for preparing bulk cubic gallium nitride Feb 8, 1999 Issued
Array ( [id] => 4137310 [patent_doc_number] => 06030594 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-02-29 [patent_title] => 'Catalyst' [patent_app_type] => 1 [patent_app_number] => 9/239064 [patent_app_country] => US [patent_app_date] => 1999-01-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 3531 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 39 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/030/06030594.pdf [firstpage_image] =>[orig_patent_app_number] => 239064 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/239064
Catalyst Jan 26, 1999 Issued
Array ( [id] => 4349769 [patent_doc_number] => 06200545 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'Cyanide recovery by solvent extraction' [patent_app_type] => 1 [patent_app_number] => 9/235876 [patent_app_country] => US [patent_app_date] => 1999-01-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 3897 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/200/06200545.pdf [firstpage_image] =>[orig_patent_app_number] => 235876 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/235876
Cyanide recovery by solvent extraction Jan 21, 1999 Issued
Array ( [id] => 4322260 [patent_doc_number] => 06319485 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-20 [patent_title] => 'Magnetic material and production method thereof' [patent_app_type] => 1 [patent_app_number] => 9/232710 [patent_app_country] => US [patent_app_date] => 1999-01-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 9 [patent_no_of_words] => 3922 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/319/06319485.pdf [firstpage_image] =>[orig_patent_app_number] => 232710 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/232710
Magnetic material and production method thereof Jan 18, 1999 Issued
Array ( [id] => 4185949 [patent_doc_number] => 06042794 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-03-28 [patent_title] => 'Process for producing anhydrous MgCl.sub.2' [patent_app_type] => 1 [patent_app_number] => 9/214927 [patent_app_country] => US [patent_app_date] => 1999-01-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3150 [patent_no_of_claims] => 33 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 148 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/042/06042794.pdf [firstpage_image] =>[orig_patent_app_number] => 214927 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/214927
Process for producing anhydrous MgCl.sub.2 Jan 14, 1999 Issued
Array ( [id] => 4177356 [patent_doc_number] => 06159440 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Process for production of ammonium thiosulphate' [patent_app_type] => 1 [patent_app_number] => 9/227058 [patent_app_country] => US [patent_app_date] => 1999-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 3537 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/159/06159440.pdf [firstpage_image] =>[orig_patent_app_number] => 227058 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/227058
Process for production of ammonium thiosulphate Jan 6, 1999 Issued
Array ( [id] => 1592657 [patent_doc_number] => 06383463 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Exhaust gas denitration method' [patent_app_type] => B1 [patent_app_number] => 09/214657 [patent_app_country] => US [patent_app_date] => 1999-01-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3569 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 79 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/383/06383463.pdf [firstpage_image] =>[orig_patent_app_number] => 09214657 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/214657
Exhaust gas denitration method Jan 6, 1999 Issued
Array ( [id] => 4390161 [patent_doc_number] => 06296816 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-02 [patent_title] => 'Process for treating an aqueous solution of titanyle sulfate' [patent_app_type] => 1 [patent_app_number] => 9/101084 [patent_app_country] => US [patent_app_date] => 1999-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5958 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/296/06296816.pdf [firstpage_image] =>[orig_patent_app_number] => 101084 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/101084
Process for treating an aqueous solution of titanyle sulfate Jan 4, 1999 Issued
Array ( [id] => 4079553 [patent_doc_number] => 06162410 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-19 [patent_title] => 'Method for reducing hydrogen chloride emissions from air-blown asphalt' [patent_app_type] => 1 [patent_app_number] => 9/223703 [patent_app_country] => US [patent_app_date] => 1998-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3527 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/162/06162410.pdf [firstpage_image] =>[orig_patent_app_number] => 223703 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/223703
Method for reducing hydrogen chloride emissions from air-blown asphalt Dec 29, 1998 Issued
Array ( [id] => 4150019 [patent_doc_number] => 06113871 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-09-05 [patent_title] => 'Catalytic decomposition of ammonia and hydrogen cyanide in coke-oven gas' [patent_app_type] => 1 [patent_app_number] => 9/221123 [patent_app_country] => US [patent_app_date] => 1998-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2502 [patent_no_of_claims] => 12 [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/06/113/06113871.pdf [firstpage_image] =>[orig_patent_app_number] => 221123 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/221123
Catalytic decomposition of ammonia and hydrogen cyanide in coke-oven gas Dec 27, 1998 Issued
Array ( [id] => 4119943 [patent_doc_number] => 06126912 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-10-03 [patent_title] => 'Process and catalyst comprising at least one EU-1 and/or NU-86 and/or NU-87 zeolite for reducing oxides of nitrogen in an oxidizing medium' [patent_app_type] => 1 [patent_app_number] => 9/222298 [patent_app_country] => US [patent_app_date] => 1998-12-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6708 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/126/06126912.pdf [firstpage_image] =>[orig_patent_app_number] => 222298 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/222298
Process and catalyst comprising at least one EU-1 and/or NU-86 and/or NU-87 zeolite for reducing oxides of nitrogen in an oxidizing medium Dec 27, 1998 Issued
Array ( [id] => 1440479 [patent_doc_number] => 06334989 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-01 [patent_title] => 'Production of water-free soda' [patent_app_type] => B1 [patent_app_number] => 09/218519 [patent_app_country] => US [patent_app_date] => 1998-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3289 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 105 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/334/06334989.pdf [firstpage_image] =>[orig_patent_app_number] => 09218519 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/218519
Production of water-free soda Dec 21, 1998 Issued
Array ( [id] => 4209273 [patent_doc_number] => 06086838 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-07-11 [patent_title] => 'Removal of silane from gas streams' [patent_app_type] => 1 [patent_app_number] => 9/213661 [patent_app_country] => US [patent_app_date] => 1998-12-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1589 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/086/06086838.pdf [firstpage_image] =>[orig_patent_app_number] => 213661 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/213661
Removal of silane from gas streams Dec 16, 1998 Issued
Array ( [id] => 4359728 [patent_doc_number] => 06287358 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-09-11 [patent_title] => 'Coal ash as soil amendment to enhance water balance, growth, and harvesting of turfgrasses' [patent_app_type] => 1 [patent_app_number] => 9/209452 [patent_app_country] => US [patent_app_date] => 1998-12-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 24 [patent_no_of_words] => 11732 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/287/06287358.pdf [firstpage_image] =>[orig_patent_app_number] => 209452 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/209452
Coal ash as soil amendment to enhance water balance, growth, and harvesting of turfgrasses Dec 10, 1998 Issued
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