Search

Walter Dean Griffin

Supervisory Patent Examiner (ID: 12156, Phone: (571)272-1447 , Office: P/1774 )

Most Active Art Unit
1764
Art Unit(s)
1797, 1754, 1109, 1106, 1764, 1774
Total Applications
1405
Issued Applications
856
Pending Applications
234
Abandoned Applications
315

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 4399407 [patent_doc_number] => 06231752 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-15 [patent_title] => 'Process for the removal of mercaptans' [patent_app_type] => 1 [patent_app_number] => 9/398373 [patent_app_country] => US [patent_app_date] => 1999-09-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3100 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 186 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/231/06231752.pdf [firstpage_image] =>[orig_patent_app_number] => 398373 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/398373
Process for the removal of mercaptans Sep 16, 1999 Issued
Array ( [id] => 1059103 [patent_doc_number] => 06852213 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-08 [patent_title] => 'Phosphorus-sulfur based antifoulants' [patent_app_type] => utility [patent_app_number] => 09/396715 [patent_app_country] => US [patent_app_date] => 1999-09-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6416 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/852/06852213.pdf [firstpage_image] =>[orig_patent_app_number] => 09396715 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/396715
Phosphorus-sulfur based antifoulants Sep 14, 1999 Issued
09/381049 PROCESS FOR PURIFYING MATERIAL FLOWS Sep 13, 1999 Abandoned
Array ( [id] => 4315975 [patent_doc_number] => 06316683 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-13 [patent_title] => 'Protecting catalytic activity of a SAPO molecular sieve' [patent_app_type] => 1 [patent_app_number] => 9/391770 [patent_app_country] => US [patent_app_date] => 1999-09-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 9468 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/316/06316683.pdf [firstpage_image] =>[orig_patent_app_number] => 391770 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/391770
Protecting catalytic activity of a SAPO molecular sieve Sep 7, 1999 Issued
Array ( [id] => 1472767 [patent_doc_number] => 06387247 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Feed injection system for catalytic cracking process' [patent_app_type] => B1 [patent_app_number] => 09/390230 [patent_app_country] => US [patent_app_date] => 1999-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 5019 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/387/06387247.pdf [firstpage_image] =>[orig_patent_app_number] => 09390230 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/390230
Feed injection system for catalytic cracking process Sep 2, 1999 Issued
Array ( [id] => 1368534 [patent_doc_number] => 06558530 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2003-05-06 [patent_title] => 'Process for the fluid catalytic cracking with pre-vaporized feed' [patent_app_type] => B2 [patent_app_number] => 09/388432 [patent_app_country] => US [patent_app_date] => 1999-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 7646 [patent_no_of_claims] => 29 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 255 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/558/06558530.pdf [firstpage_image] =>[orig_patent_app_number] => 09388432 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/388432
Process for the fluid catalytic cracking with pre-vaporized feed Sep 1, 1999 Issued
Array ( [id] => 4401597 [patent_doc_number] => 06238548 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-29 [patent_title] => 'FCC process for upgrading gasoline heart cut' [patent_app_type] => 1 [patent_app_number] => 9/388978 [patent_app_country] => US [patent_app_date] => 1999-09-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 6518 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/238/06238548.pdf [firstpage_image] =>[orig_patent_app_number] => 388978 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/388978
FCC process for upgrading gasoline heart cut Sep 1, 1999 Issued
Array ( [id] => 4323295 [patent_doc_number] => 06248930 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-19 [patent_title] => 'Fluorine-modified perfluorinated ion-exchange microcomposite catalysts' [patent_app_type] => 1 [patent_app_number] => 9/380417 [patent_app_country] => US [patent_app_date] => 1999-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2708 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 52 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/248/06248930.pdf [firstpage_image] =>[orig_patent_app_number] => 380417 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/380417
Fluorine-modified perfluorinated ion-exchange microcomposite catalysts Aug 31, 1999 Issued
09/383794 SUPERHEATING ATOMIZING STEAM WITH HOT FCC FEED OIL Aug 25, 1999 Abandoned
Array ( [id] => 4352186 [patent_doc_number] => 06254766 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-03 [patent_title] => 'Desulfurization and novel sorbents for same' [patent_app_type] => 1 [patent_app_number] => 9/382935 [patent_app_country] => US [patent_app_date] => 1999-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6940 [patent_no_of_claims] => 25 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/254/06254766.pdf [firstpage_image] =>[orig_patent_app_number] => 382935 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/382935
Desulfurization and novel sorbents for same Aug 24, 1999 Issued
Array ( [id] => 4371026 [patent_doc_number] => 06303022 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-16 [patent_title] => 'Method of gas stream purification having independent vapor and liquid refrigeration using a single refrigerant' [patent_app_type] => 1 [patent_app_number] => 9/378801 [patent_app_country] => US [patent_app_date] => 1999-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5080 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 214 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/303/06303022.pdf [firstpage_image] =>[orig_patent_app_number] => 378801 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/378801
Method of gas stream purification having independent vapor and liquid refrigeration using a single refrigerant Aug 22, 1999 Issued
09/378373 HYDROGENATION PROCESS Aug 19, 1999 Abandoned
Array ( [id] => 4294617 [patent_doc_number] => 06251263 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Process and apparatus for hydrodesulfurization of diesel gas oil' [patent_app_type] => 1 [patent_app_number] => 9/377089 [patent_app_country] => US [patent_app_date] => 1999-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5769 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/251/06251263.pdf [firstpage_image] =>[orig_patent_app_number] => 377089 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/377089
Process and apparatus for hydrodesulfurization of diesel gas oil Aug 18, 1999 Issued
Array ( [id] => 4346224 [patent_doc_number] => 06217748 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-17 [patent_title] => 'Process for hydrodesulfurization of diesel gas oil' [patent_app_type] => 1 [patent_app_number] => 9/378001 [patent_app_country] => US [patent_app_date] => 1999-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5865 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/217/06217748.pdf [firstpage_image] =>[orig_patent_app_number] => 378001 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/378001
Process for hydrodesulfurization of diesel gas oil Aug 18, 1999 Issued
Array ( [id] => 4294602 [patent_doc_number] => 06251262 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Process for hydrodesulfurization of diesel gas oil' [patent_app_type] => 1 [patent_app_number] => 9/377087 [patent_app_country] => US [patent_app_date] => 1999-08-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6475 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 257 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/251/06251262.pdf [firstpage_image] =>[orig_patent_app_number] => 377087 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/377087
Process for hydrodesulfurization of diesel gas oil Aug 18, 1999 Issued
Array ( [id] => 4284913 [patent_doc_number] => 06179997 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-30 [patent_title] => 'Atomizer system containing a perforated pipe sparger' [patent_app_type] => 1 [patent_app_number] => 9/358220 [patent_app_country] => US [patent_app_date] => 1999-07-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 4615 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 223 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/179/06179997.pdf [firstpage_image] =>[orig_patent_app_number] => 358220 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/358220
Atomizer system containing a perforated pipe sparger Jul 20, 1999 Issued
Array ( [id] => 1056022 [patent_doc_number] => 06855245 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-15 [patent_title] => 'Hydrogenation process' [patent_app_type] => utility [patent_app_number] => 09/744134 [patent_app_country] => US [patent_app_date] => 1999-07-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2087 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 110 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/855/06855245.pdf [firstpage_image] =>[orig_patent_app_number] => 09744134 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/744134
Hydrogenation process Jul 19, 1999 Issued
Array ( [id] => 4350519 [patent_doc_number] => 06190537 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-20 [patent_title] => 'Method for producing fuel distillates' [patent_app_type] => 1 [patent_app_number] => 9/354898 [patent_app_country] => US [patent_app_date] => 1999-07-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7482 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 109 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/190/06190537.pdf [firstpage_image] =>[orig_patent_app_number] => 354898 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/354898
Method for producing fuel distillates Jul 15, 1999 Issued
Array ( [id] => 1583582 [patent_doc_number] => 06358401 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-19 [patent_title] => 'Apparatus and procedures for replenishing particulate materials used in industrial processes' [patent_app_type] => B1 [patent_app_number] => 09/352985 [patent_app_country] => US [patent_app_date] => 1999-07-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8231 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/358/06358401.pdf [firstpage_image] =>[orig_patent_app_number] => 09352985 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/352985
Apparatus and procedures for replenishing particulate materials used in industrial processes Jul 13, 1999 Issued
Array ( [id] => 7001217 [patent_doc_number] => 20010053868 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'CATALYTIC PRODUCTION OF LIGHT OLEFINS FROM NAPHTHA FEED' [patent_app_type] => new [patent_app_number] => 09/351147 [patent_app_country] => US [patent_app_date] => 1999-07-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6699 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053868.pdf [firstpage_image] =>[orig_patent_app_number] => 09351147 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/351147
Catalytic production of light olefins from naphtha feed Jul 11, 1999 Issued
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