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] => 1161132 [patent_doc_number] => RE038532 [patent_country] => US [patent_kind] => E1 [patent_issue_date] => 2004-06-08 [patent_title] => 'Hydrodealkylation processes' [patent_app_type] => E1 [patent_app_number] => 09/455515 [patent_app_country] => US [patent_app_date] => 1999-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 12199 [patent_no_of_claims] => 144 [patent_no_of_ind_claims] => 13 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/RE/038/RE038532.pdf [firstpage_image] =>[orig_patent_app_number] => 09455515 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/455515
Hydrodealkylation processes Dec 5, 1999 Issued
Array ( [id] => 1492935 [patent_doc_number] => 06402935 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Hydrocracking process' [patent_app_type] => B1 [patent_app_number] => 09/447247 [patent_app_country] => US [patent_app_date] => 1999-11-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4880 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 279 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/402/06402935.pdf [firstpage_image] =>[orig_patent_app_number] => 09447247 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/447247
Hydrocracking process Nov 22, 1999 Issued
Array ( [id] => 1362461 [patent_doc_number] => 06573416 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-06-03 [patent_title] => 'Hydrocarbon disproportionation' [patent_app_type] => B1 [patent_app_number] => 09/444426 [patent_app_country] => US [patent_app_date] => 1999-11-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3567 [patent_no_of_claims] => 42 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/573/06573416.pdf [firstpage_image] =>[orig_patent_app_number] => 09444426 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/444426
Hydrocarbon disproportionation Nov 18, 1999 Issued
09/424053 SUPPORTED CATALYST USED IN PREPARING CYCLOALKADIENES IN A METATHESIS REACTION Nov 16, 1999 Abandoned
Array ( [id] => 686233 [patent_doc_number] => 07077948 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-07-18 [patent_title] => 'Catalytic dewaxing process' [patent_app_type] => utility [patent_app_number] => 09/856022 [patent_app_country] => US [patent_app_date] => 1999-11-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5593 [patent_no_of_claims] => 39 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 115 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/077/07077948.pdf [firstpage_image] =>[orig_patent_app_number] => 09856022 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/856022
Catalytic dewaxing process Nov 15, 1999 Issued
Array ( [id] => 4295307 [patent_doc_number] => 06251307 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Metal passivation for anode grade petroleum coke' [patent_app_type] => 1 [patent_app_number] => 9/437863 [patent_app_country] => US [patent_app_date] => 1999-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3655 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 50 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/251/06251307.pdf [firstpage_image] =>[orig_patent_app_number] => 437863 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/437863
Metal passivation for anode grade petroleum coke Nov 9, 1999 Issued
Array ( [id] => 1565961 [patent_doc_number] => 06339181 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-15 [patent_title] => 'Multiple feed process for the production of propylene' [patent_app_type] => B1 [patent_app_number] => 09/436561 [patent_app_country] => US [patent_app_date] => 1999-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 5939 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/339/06339181.pdf [firstpage_image] =>[orig_patent_app_number] => 09436561 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/436561
Multiple feed process for the production of propylene Nov 8, 1999 Issued
Array ( [id] => 7965225 [patent_doc_number] => 06679987 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2004-01-20 [patent_title] => 'Process for decreasing the acid content and corrosivity of crudes' [patent_app_type] => B1 [patent_app_number] => 09/432742 [patent_app_country] => US [patent_app_date] => 1999-11-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6526 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/679/06679987.pdf [firstpage_image] =>[orig_patent_app_number] => 09432742 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/432742
Process for decreasing the acid content and corrosivity of crudes Nov 1, 1999 Issued
Array ( [id] => 1518236 [patent_doc_number] => 06500996 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-12-31 [patent_title] => 'Process for BTX purification' [patent_app_type] => B1 [patent_app_number] => 09/428762 [patent_app_country] => US [patent_app_date] => 1999-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 6021 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/500/06500996.pdf [firstpage_image] =>[orig_patent_app_number] => 09428762 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/428762
Process for BTX purification Oct 27, 1999 Issued
Array ( [id] => 4363983 [patent_doc_number] => 06255550 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-03 [patent_title] => 'Stabilization of the reagent dimethyl titanocene' [patent_app_type] => 1 [patent_app_number] => 9/428316 [patent_app_country] => US [patent_app_date] => 1999-10-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4396 [patent_no_of_claims] => 18 [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/06/255/06255550.pdf [firstpage_image] =>[orig_patent_app_number] => 428316 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/428316
Stabilization of the reagent dimethyl titanocene Oct 27, 1999 Issued
09/426222 PROCESS FOR FORMING CYCLOPENTANE FROM DICYCLOPENTADIENE Oct 21, 1999 Abandoned
Array ( [id] => 4260200 [patent_doc_number] => 06306288 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Process for removing sulfur compounds from hydrocarbon streams' [patent_app_type] => 1 [patent_app_number] => 9/426818 [patent_app_country] => US [patent_app_date] => 1999-10-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3049 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 164 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/306/06306288.pdf [firstpage_image] =>[orig_patent_app_number] => 426818 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/426818
Process for removing sulfur compounds from hydrocarbon streams Oct 21, 1999 Issued
Array ( [id] => 4260187 [patent_doc_number] => 06306287 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-23 [patent_title] => 'Process for hydrotreatment of a heavy hydrocarbon fraction using permutable reactors and introduction of a middle distillate' [patent_app_type] => 1 [patent_app_number] => 9/417766 [patent_app_country] => US [patent_app_date] => 1999-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 7350 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 321 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/306/06306287.pdf [firstpage_image] =>[orig_patent_app_number] => 417766 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/417766
Process for hydrotreatment of a heavy hydrocarbon fraction using permutable reactors and introduction of a middle distillate Oct 13, 1999 Issued
Array ( [id] => 4387752 [patent_doc_number] => 06262325 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-17 [patent_title] => 'Basic catalyst based on titanates, zirconates and hafnates' [patent_app_type] => 1 [patent_app_number] => 9/412604 [patent_app_country] => US [patent_app_date] => 1999-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3620 [patent_no_of_claims] => 11 [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/06/262/06262325.pdf [firstpage_image] =>[orig_patent_app_number] => 412604 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/412604
Basic catalyst based on titanates, zirconates and hafnates Oct 5, 1999 Issued
Array ( [id] => 4383712 [patent_doc_number] => 06303841 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-10-16 [patent_title] => 'Process for producing ethylene' [patent_app_type] => 1 [patent_app_number] => 9/411123 [patent_app_country] => US [patent_app_date] => 1999-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 9439 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 318 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/303/06303841.pdf [firstpage_image] =>[orig_patent_app_number] => 411123 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/411123
Process for producing ethylene Oct 3, 1999 Issued
Array ( [id] => 4307766 [patent_doc_number] => 06187986 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-02-13 [patent_title] => 'Fresh plant inventory hydrofluoric acid eduction process' [patent_app_type] => 1 [patent_app_number] => 9/411128 [patent_app_country] => US [patent_app_date] => 1999-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 6346 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 154 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/187/06187986.pdf [firstpage_image] =>[orig_patent_app_number] => 411128 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/411128
Fresh plant inventory hydrofluoric acid eduction process Oct 3, 1999 Issued
Array ( [id] => 772553 [patent_doc_number] => 07001502 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2006-02-21 [patent_title] => 'Process for treating crude oil using hydrogen in a special unit' [patent_app_type] => utility [patent_app_number] => 09/529438 [patent_app_country] => US [patent_app_date] => 1999-09-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3528 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/07/001/07001502.pdf [firstpage_image] =>[orig_patent_app_number] => 09529438 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/529438
Process for treating crude oil using hydrogen in a special unit Sep 28, 1999 Issued
Array ( [id] => 4280705 [patent_doc_number] => 06267874 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-31 [patent_title] => 'Hydrotreating catalyst and processes for hydrotreating hydrocarbon oil with the same' [patent_app_type] => 1 [patent_app_number] => 9/341759 [patent_app_country] => US [patent_app_date] => 1999-09-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 15208 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 68 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/267/06267874.pdf [firstpage_image] =>[orig_patent_app_number] => 341759 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/341759
Hydrotreating catalyst and processes for hydrotreating hydrocarbon oil with the same Sep 26, 1999 Issued
Array ( [id] => 4150632 [patent_doc_number] => 06156276 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Distribution apparatus for short time contact of hydrocarbon compounds with particles' [patent_app_type] => 1 [patent_app_number] => 9/404908 [patent_app_country] => US [patent_app_date] => 1999-09-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 5708 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 209 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/156/06156276.pdf [firstpage_image] =>[orig_patent_app_number] => 404908 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/404908
Distribution apparatus for short time contact of hydrocarbon compounds with particles Sep 23, 1999 Issued
09/404501 OIL RE-REFINING METHOD AND APPARATUS Sep 22, 1999 Abandoned
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