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] => 4146364 [patent_doc_number] => 06106700 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-22 [patent_title] => 'Method of treating crude oil with an amine oxide compound' [patent_app_type] => 1 [patent_app_number] => 8/557607 [patent_app_country] => US [patent_app_date] => 1995-11-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2469 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 106 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/106/06106700.pdf [firstpage_image] =>[orig_patent_app_number] => 557607 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/557607
Method of treating crude oil with an amine oxide compound Nov 13, 1995 Issued
Array ( [id] => 3768751 [patent_doc_number] => 05773379 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-30 [patent_title] => 'Thermal regulation process for a solid in a heat exchanger using cylindrical tube surfaces' [patent_app_type] => 1 [patent_app_number] => 8/545870 [patent_app_country] => US [patent_app_date] => 1995-11-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3570 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 371 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/773/05773379.pdf [firstpage_image] =>[orig_patent_app_number] => 545870 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/545870
Thermal regulation process for a solid in a heat exchanger using cylindrical tube surfaces Nov 12, 1995 Issued
Array ( [id] => 4066461 [patent_doc_number] => 06068757 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-05-30 [patent_title] => 'Hydrodewaxing process' [patent_app_type] => 1 [patent_app_number] => 8/552603 [patent_app_country] => US [patent_app_date] => 1995-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3925 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 188 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/068/06068757.pdf [firstpage_image] =>[orig_patent_app_number] => 552603 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/552603
Hydrodewaxing process Nov 2, 1995 Issued
Array ( [id] => 3721379 [patent_doc_number] => 05702590 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-12-30 [patent_title] => 'Process for the removal of mercury' [patent_app_type] => 1 [patent_app_number] => 8/552978 [patent_app_country] => US [patent_app_date] => 1995-11-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1702 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 30 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/702/05702590.pdf [firstpage_image] =>[orig_patent_app_number] => 552978 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/552978
Process for the removal of mercury Nov 2, 1995 Issued
Array ( [id] => 3808568 [patent_doc_number] => 05770042 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-23 [patent_title] => 'Upgrading of cyclic naphthas' [patent_app_type] => 1 [patent_app_number] => 8/550694 [patent_app_country] => US [patent_app_date] => 1995-10-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8147 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/770/05770042.pdf [firstpage_image] =>[orig_patent_app_number] => 550694 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/550694
Upgrading of cyclic naphthas Oct 30, 1995 Issued
08/550308 PROCESS COMPOSITION AND APPARATUS FOR HYDROCARBON CONVERSION PROCESSES CATALYST Oct 29, 1995 Abandoned
08/547136 USE OF NAPHTHA AS RISER DILUENT IN CARBO-METALLIC OIL CONVERSION Oct 23, 1995 Abandoned
08/546201 VISCOSITY REDUCTION BY HEAT SOAK-INDUCED NAPHTHENIC ACID DECOMPOSITION IN HYDROCARBON OILS Oct 19, 1995 Abandoned
Array ( [id] => 3833410 [patent_doc_number] => 05744024 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-04-28 [patent_title] => 'Method of treating sour gas and liquid hydrocarbon' [patent_app_type] => 1 [patent_app_number] => 8/542462 [patent_app_country] => US [patent_app_date] => 1995-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5957 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/744/05744024.pdf [firstpage_image] =>[orig_patent_app_number] => 542462 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/542462
Method of treating sour gas and liquid hydrocarbon Oct 11, 1995 Issued
Array ( [id] => 3880500 [patent_doc_number] => 05723041 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-03 [patent_title] => 'Process and apparatus for promoting annularly uniform flow' [patent_app_type] => 1 [patent_app_number] => 8/541334 [patent_app_country] => US [patent_app_date] => 1995-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 4615 [patent_no_of_claims] => 14 [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/05/723/05723041.pdf [firstpage_image] =>[orig_patent_app_number] => 541334 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/541334
Process and apparatus for promoting annularly uniform flow Oct 9, 1995 Issued
Array ( [id] => 4047296 [patent_doc_number] => 05874660 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-23 [patent_title] => 'Method for inhibiting hydrate formation' [patent_app_type] => 1 [patent_app_number] => 8/539033 [patent_app_country] => US [patent_app_date] => 1995-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3327 [patent_no_of_claims] => 16 [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/05/874/05874660.pdf [firstpage_image] =>[orig_patent_app_number] => 539033 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/539033
Method for inhibiting hydrate formation Oct 3, 1995 Issued
Array ( [id] => 3786667 [patent_doc_number] => 05725755 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-03-10 [patent_title] => 'Catalytic dewaxing process for the production of high VI lubricants in enhanced yield' [patent_app_type] => 1 [patent_app_number] => 8/536012 [patent_app_country] => US [patent_app_date] => 1995-09-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 5112 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/725/05725755.pdf [firstpage_image] =>[orig_patent_app_number] => 536012 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/536012
Catalytic dewaxing process for the production of high VI lubricants in enhanced yield Sep 27, 1995 Issued
Array ( [id] => 4132413 [patent_doc_number] => 06015485 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-01-18 [patent_title] => 'High activity catalysts having a bimodal mesopore structure' [patent_app_type] => 1 [patent_app_number] => 8/433381 [patent_app_country] => US [patent_app_date] => 1995-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5960 [patent_no_of_claims] => 112 [patent_no_of_ind_claims] => 9 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/015/06015485.pdf [firstpage_image] =>[orig_patent_app_number] => 433381 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/433381
High activity catalysts having a bimodal mesopore structure Sep 24, 1995 Issued
Array ( [id] => 3819657 [patent_doc_number] => 05783065 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-07-21 [patent_title] => 'Method for coal liquefaction' [patent_app_type] => 1 [patent_app_number] => 8/533535 [patent_app_country] => US [patent_app_date] => 1995-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5468 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 163 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/783/05783065.pdf [firstpage_image] =>[orig_patent_app_number] => 533535 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/533535
Method for coal liquefaction Sep 24, 1995 Issued
08/531831 METHOD OF DESULFURIZATION OF HYDROCARBONS Sep 20, 1995 Abandoned
Array ( [id] => 4055579 [patent_doc_number] => 05865989 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'Process for sweetening liquid hydrocarbons' [patent_app_type] => 1 [patent_app_number] => 8/531327 [patent_app_country] => US [patent_app_date] => 1995-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1815 [patent_no_of_claims] => 16 [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/05/865/05865989.pdf [firstpage_image] =>[orig_patent_app_number] => 531327 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/531327
Process for sweetening liquid hydrocarbons Sep 19, 1995 Issued
Array ( [id] => 3665080 [patent_doc_number] => 05625112 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-29 [patent_title] => 'Method of indirect heat exchange for two phase flow distribution' [patent_app_type] => 1 [patent_app_number] => 8/530982 [patent_app_country] => US [patent_app_date] => 1995-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5936 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 340 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/625/05625112.pdf [firstpage_image] =>[orig_patent_app_number] => 530982 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/530982
Method of indirect heat exchange for two phase flow distribution Sep 19, 1995 Issued
Array ( [id] => 3615864 [patent_doc_number] => 05641396 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-24 [patent_title] => 'Use of 2-amino-1-methoxypropane as a neutralizing amine in refinery processes' [patent_app_type] => 1 [patent_app_number] => 8/529890 [patent_app_country] => US [patent_app_date] => 1995-09-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3737 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/641/05641396.pdf [firstpage_image] =>[orig_patent_app_number] => 529890 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/529890
Use of 2-amino-1-methoxypropane as a neutralizing amine in refinery processes Sep 17, 1995 Issued
08/526976 CATALYST AND APPLICATION FOR SAME Sep 11, 1995 Abandoned
08/523299 PROCESS FOR SELECTIVELY OPENING NAPHTENIC RINGS Sep 4, 1995 Abandoned
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