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] => 4412735 [patent_doc_number] => 06265630 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-24 [patent_title] => 'Process for pentane disproportionation' [patent_app_type] => 1 [patent_app_number] => 9/224228 [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] => 3600 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 205 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/265/06265630.pdf [firstpage_image] =>[orig_patent_app_number] => 224228 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/224228
Process for pentane disproportionation Dec 29, 1998 Issued
Array ( [id] => 4307903 [patent_doc_number] => 06252127 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-06-26 [patent_title] => 'Process for monomethyl acyclic hydrocarbon adsorptive separation' [patent_app_type] => 1 [patent_app_number] => 9/222423 [patent_app_country] => US [patent_app_date] => 1998-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6980 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/252/06252127.pdf [firstpage_image] =>[orig_patent_app_number] => 222423 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/222423
Process for monomethyl acyclic hydrocarbon adsorptive separation Dec 28, 1998 Issued
09/222102 CETANE UPGRADE VIA AROMATIC ALKYLATION Dec 28, 1998 Abandoned
Array ( [id] => 4160992 [patent_doc_number] => 06156949 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-05 [patent_title] => 'Selective pseudocumene production by xylene methylation' [patent_app_type] => 1 [patent_app_number] => 9/221548 [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] => 4964 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/156/06156949.pdf [firstpage_image] =>[orig_patent_app_number] => 221548 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/221548
Selective pseudocumene production by xylene methylation Dec 27, 1998 Issued
Array ( [id] => 4348541 [patent_doc_number] => 06200464 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-03-13 [patent_title] => 'FCC catalyst comprising coated zeolite particles' [patent_app_type] => 1 [patent_app_number] => 9/220607 [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] => 7711 [patent_no_of_claims] => 7 [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/06/200/06200464.pdf [firstpage_image] =>[orig_patent_app_number] => 220607 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/220607
FCC catalyst comprising coated zeolite particles Dec 27, 1998 Issued
Array ( [id] => 4159808 [patent_doc_number] => 06103947 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Alkylation of alkanes with mixtures of alkenes and alkyl halides' [patent_app_type] => 1 [patent_app_number] => 9/218321 [patent_app_country] => US [patent_app_date] => 1998-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5164 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/103/06103947.pdf [firstpage_image] =>[orig_patent_app_number] => 218321 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/218321
Alkylation of alkanes with mixtures of alkenes and alkyl halides Dec 21, 1998 Issued
Array ( [id] => 7000983 [patent_doc_number] => 20010053742 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2001-12-20 [patent_title] => 'CATALYST AND PROCESSES FOR OLEFIN TRIMERIZATION' [patent_app_type] => new [patent_app_number] => 09/216565 [patent_app_country] => US [patent_app_date] => 1998-12-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6034 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 29 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] => publications/A1/0053/20010053742.pdf [firstpage_image] =>[orig_patent_app_number] => 09216565 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/216565
CATALYST AND PROCESSES FOR OLEFIN TRIMERIZATION Dec 17, 1998 Abandoned
Array ( [id] => 4334563 [patent_doc_number] => 06313362 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-11-06 [patent_title] => 'Aromatic alkylation process' [patent_app_type] => 1 [patent_app_number] => 9/213798 [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] => 3807 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 135 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/313/06313362.pdf [firstpage_image] =>[orig_patent_app_number] => 213798 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/213798
Aromatic alkylation process Dec 16, 1998 Issued
09/051026 METHOD OF REGENERATING USED INORGANIC ADSORBENTS AND USE OF THE REGENERATED MATERIAL Dec 16, 1998 Abandoned
Array ( [id] => 4410281 [patent_doc_number] => 06172274 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-01-09 [patent_title] => 'Solid catalyst alkylation process using a wetting zone' [patent_app_type] => 1 [patent_app_number] => 9/212907 [patent_app_country] => US [patent_app_date] => 1998-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 8642 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 343 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/172/06172274.pdf [firstpage_image] =>[orig_patent_app_number] => 212907 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/212907
Solid catalyst alkylation process using a wetting zone Dec 15, 1998 Issued
Array ( [id] => 4280231 [patent_doc_number] => 06281402 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-08-28 [patent_title] => 'Alternated process for olefin metathesis' [patent_app_type] => 1 [patent_app_number] => 9/208585 [patent_app_country] => US [patent_app_date] => 1998-12-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4521 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 114 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/281/06281402.pdf [firstpage_image] =>[orig_patent_app_number] => 208585 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/208585
Alternated process for olefin metathesis Dec 9, 1998 Issued
Array ( [id] => 4099676 [patent_doc_number] => 06096934 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-01 [patent_title] => 'Oxidative coupling of methane with carbon conservation' [patent_app_type] => 1 [patent_app_number] => 9/208241 [patent_app_country] => US [patent_app_date] => 1998-12-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 4279 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 159 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/096/06096934.pdf [firstpage_image] =>[orig_patent_app_number] => 208241 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/208241
Oxidative coupling of methane with carbon conservation Dec 8, 1998 Issued
Array ( [id] => 1280331 [patent_doc_number] => 06646175 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-11 [patent_title] => 'Production of olefins' [patent_app_type] => B1 [patent_app_number] => 09/206207 [patent_app_country] => US [patent_app_date] => 1998-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 10 [patent_no_of_words] => 8624 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 146 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/646/06646175.pdf [firstpage_image] =>[orig_patent_app_number] => 09206207 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206207
Production of olefins Dec 4, 1998 Issued
Array ( [id] => 1280340 [patent_doc_number] => 06646176 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-11-11 [patent_title] => 'Production of olefins' [patent_app_type] => B1 [patent_app_number] => 09/206208 [patent_app_country] => US [patent_app_date] => 1998-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 16653 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/646/06646176.pdf [firstpage_image] =>[orig_patent_app_number] => 09206208 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206208
Production of olefins Dec 4, 1998 Issued
Array ( [id] => 961255 [patent_doc_number] => 06951968 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-10-04 [patent_title] => 'Production of olefins' [patent_app_type] => utility [patent_app_number] => 09/206218 [patent_app_country] => US [patent_app_date] => 1998-12-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 19670 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 172 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/951/06951968.pdf [firstpage_image] =>[orig_patent_app_number] => 09206218 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206218
Production of olefins Dec 4, 1998 Issued
Array ( [id] => 4146309 [patent_doc_number] => 06106696 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-22 [patent_title] => 'Moving bed reforming process without heating between the combined feed exchanger and the lead reactor' [patent_app_type] => 1 [patent_app_number] => 9/206175 [patent_app_country] => US [patent_app_date] => 1998-12-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 11218 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/106/06106696.pdf [firstpage_image] =>[orig_patent_app_number] => 206175 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/206175
Moving bed reforming process without heating between the combined feed exchanger and the lead reactor Dec 3, 1998 Issued
Array ( [id] => 7622180 [patent_doc_number] => 06977321 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-12-20 [patent_title] => 'Production of propylene' [patent_app_type] => utility [patent_app_number] => 09/205056 [patent_app_country] => US [patent_app_date] => 1998-12-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 9 [patent_no_of_words] => 18289 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/977/06977321.pdf [firstpage_image] =>[orig_patent_app_number] => 09205056 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/205056
Production of propylene Dec 2, 1998 Issued
Array ( [id] => 4234795 [patent_doc_number] => 06074983 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-06-13 [patent_title] => 'Method for making spherical adsorbent particles' [patent_app_type] => 1 [patent_app_number] => 9/204408 [patent_app_country] => US [patent_app_date] => 1998-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 6195 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 288 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/074/06074983.pdf [firstpage_image] =>[orig_patent_app_number] => 204408 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/204408
Method for making spherical adsorbent particles Dec 1, 1998 Issued
Array ( [id] => 4184431 [patent_doc_number] => 06159897 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-12-12 [patent_title] => 'Catalyst for purifying exhaust gases' [patent_app_type] => 1 [patent_app_number] => 9/201124 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12445 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 125 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/159/06159897.pdf [firstpage_image] =>[orig_patent_app_number] => 201124 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/201124
Catalyst for purifying exhaust gases Nov 29, 1998 Issued
Array ( [id] => 4280691 [patent_doc_number] => 06267873 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-07-31 [patent_title] => 'Fluidized catalytic cracking process' [patent_app_type] => 1 [patent_app_number] => 9/201896 [patent_app_country] => US [patent_app_date] => 1998-11-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 7546 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 286 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/267/06267873.pdf [firstpage_image] =>[orig_patent_app_number] => 201896 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/201896
Fluidized catalytic cracking process Nov 29, 1998 Issued
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