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] => 3987455 [patent_doc_number] => 05919352 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-06 [patent_title] => 'Integrated residua upgrading and fluid catalytic cracking' [patent_app_type] => 1 [patent_app_number] => 8/895710 [patent_app_country] => US [patent_app_date] => 1997-07-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3804 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 354 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/919/05919352.pdf [firstpage_image] =>[orig_patent_app_number] => 895710 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/895710
Integrated residua upgrading and fluid catalytic cracking Jul 16, 1997 Issued
Array ( [id] => 4409477 [patent_doc_number] => 06232518 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-05-15 [patent_title] => 'Removal of benzene from organic streams using cyclodextrins' [patent_app_type] => 1 [patent_app_number] => 8/888224 [patent_app_country] => US [patent_app_date] => 1997-07-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 3920 [patent_no_of_claims] => 47 [patent_no_of_ind_claims] => 10 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/232/06232518.pdf [firstpage_image] =>[orig_patent_app_number] => 888224 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/888224
Removal of benzene from organic streams using cyclodextrins Jul 2, 1997 Issued
Array ( [id] => 4092991 [patent_doc_number] => 06048448 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-04-11 [patent_title] => 'Delayed coking process and method of formulating delayed coking feed charge' [patent_app_type] => 1 [patent_app_number] => 8/886594 [patent_app_country] => US [patent_app_date] => 1997-07-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4613 [patent_no_of_claims] => 10 [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/06/048/06048448.pdf [firstpage_image] =>[orig_patent_app_number] => 886594 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/886594
Delayed coking process and method of formulating delayed coking feed charge Jun 30, 1997 Issued
Array ( [id] => 3941829 [patent_doc_number] => 05954944 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-21 [patent_title] => 'Process for hydrocracking heavy distillate oil under middle pressure' [patent_app_type] => 1 [patent_app_number] => 8/884813 [patent_app_country] => US [patent_app_date] => 1997-06-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 7845 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 325 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/954/05954944.pdf [firstpage_image] =>[orig_patent_app_number] => 884813 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/884813
Process for hydrocracking heavy distillate oil under middle pressure Jun 29, 1997 Issued
Array ( [id] => 3926572 [patent_doc_number] => 05972206 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-26 [patent_title] => 'Flexible steam cracking process and corresponding steam cracking facility' [patent_app_type] => 1 [patent_app_number] => 8/860249 [patent_app_country] => US [patent_app_date] => 1997-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 11619 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/972/05972206.pdf [firstpage_image] =>[orig_patent_app_number] => 860249 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/860249
Flexible steam cracking process and corresponding steam cracking facility Jun 24, 1997 Issued
Array ( [id] => 4065967 [patent_doc_number] => 05965013 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-10-12 [patent_title] => 'Steam cracking method and plant using controlled injection of solid particles into a quenching exchanger' [patent_app_type] => 1 [patent_app_number] => 8/836148 [patent_app_country] => US [patent_app_date] => 1997-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 14 [patent_no_of_words] => 5367 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/965/05965013.pdf [firstpage_image] =>[orig_patent_app_number] => 836148 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/836148
Steam cracking method and plant using controlled injection of solid particles into a quenching exchanger Jun 24, 1997 Issued
Array ( [id] => 3989546 [patent_doc_number] => 05922191 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-13 [patent_title] => 'Foam control using a fluidized bed of particles' [patent_app_type] => 1 [patent_app_number] => 8/882316 [patent_app_country] => US [patent_app_date] => 1997-06-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 20 [patent_no_of_words] => 4833 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/922/05922191.pdf [firstpage_image] =>[orig_patent_app_number] => 882316 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/882316
Foam control using a fluidized bed of particles Jun 24, 1997 Issued
Array ( [id] => 3958845 [patent_doc_number] => 05936136 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-08-10 [patent_title] => 'Process for separating linear alpha olefins from 2 branched and/or3-branched alpha olefins' [patent_app_type] => 1 [patent_app_number] => 8/876822 [patent_app_country] => US [patent_app_date] => 1997-06-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4886 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 21 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/936/05936136.pdf [firstpage_image] =>[orig_patent_app_number] => 876822 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/876822
Process for separating linear alpha olefins from 2 branched and/or3-branched alpha olefins Jun 15, 1997 Issued
Array ( [id] => 3925572 [patent_doc_number] => 05928496 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-07-27 [patent_title] => 'Hydrotalcite sulfer oxide sorption' [patent_app_type] => 1 [patent_app_number] => 8/874511 [patent_app_country] => US [patent_app_date] => 1997-06-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2794 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/928/05928496.pdf [firstpage_image] =>[orig_patent_app_number] => 874511 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/874511
Hydrotalcite sulfer oxide sorption Jun 12, 1997 Issued
08/872537 MULTI-REACTOR SYSTEM FOR ENHANCED LIGHT OLEFIN MAKE Jun 9, 1997 Abandoned
08/872585 NAPHTHA CRACKING WITH POSITIVE REACTOR TEMPERATURE GRADIENT Jun 9, 1997 Abandoned
Array ( [id] => 4147061 [patent_doc_number] => 06103101 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2000-08-15 [patent_title] => 'Process for producing lube base oils of high viscosity index and diesel oil of high cetaned number' [patent_app_type] => 1 [patent_app_number] => 8/871729 [patent_app_country] => US [patent_app_date] => 1997-06-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 6455 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 541 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/103/06103101.pdf [firstpage_image] =>[orig_patent_app_number] => 871729 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/871729
Process for producing lube base oils of high viscosity index and diesel oil of high cetaned number Jun 8, 1997 Issued
08/870070 REMOVAL OF COKE FROM PYROLYSIS FURNANCE Jun 4, 1997 Abandoned
Array ( [id] => 1420534 [patent_doc_number] => 06518472 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2003-02-11 [patent_title] => 'Stabilized dual bed xylene isomerization catalyst system' [patent_app_type] => B1 [patent_app_number] => 08/867511 [patent_app_country] => US [patent_app_date] => 1997-06-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5595 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/518/06518472.pdf [firstpage_image] =>[orig_patent_app_number] => 08867511 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/867511
Stabilized dual bed xylene isomerization catalyst system Jun 1, 1997 Issued
Array ( [id] => 4278888 [patent_doc_number] => 06210564 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-04-03 [patent_title] => 'Process for desulfurization of petroleum feeds utilizing sodium metal' [patent_app_type] => 1 [patent_app_number] => 8/864704 [patent_app_country] => US [patent_app_date] => 1997-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3983 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 94 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/210/06210564.pdf [firstpage_image] =>[orig_patent_app_number] => 864704 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/864704
Process for desulfurization of petroleum feeds utilizing sodium metal May 27, 1997 Issued
08/864103 HIGH PURITY B-CAROTENE AND PROCESS FOR OBTAINING SAME May 27, 1997 Abandoned
Array ( [id] => 3918679 [patent_doc_number] => 05951850 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-09-14 [patent_title] => 'Process for fluid catalytic cracking of heavy fraction oil' [patent_app_type] => 1 [patent_app_number] => 8/864472 [patent_app_country] => US [patent_app_date] => 1997-05-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3782 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 202 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/951/05951850.pdf [firstpage_image] =>[orig_patent_app_number] => 864472 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/864472
Process for fluid catalytic cracking of heavy fraction oil May 27, 1997 Issued
Array ( [id] => 4055564 [patent_doc_number] => 05865988 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'Hydrocarbon upgrading process' [patent_app_type] => 1 [patent_app_number] => 8/862238 [patent_app_country] => US [patent_app_date] => 1997-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5625 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 181 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/865/05865988.pdf [firstpage_image] =>[orig_patent_app_number] => 862238 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/862238
Hydrocarbon upgrading process May 22, 1997 Issued
Array ( [id] => 4055549 [patent_doc_number] => 05865987 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-02-02 [patent_title] => 'Benzene conversion in an improved gasoline upgrading process' [patent_app_type] => 1 [patent_app_number] => 8/862229 [patent_app_country] => US [patent_app_date] => 1997-05-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6935 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/865/05865987.pdf [firstpage_image] =>[orig_patent_app_number] => 862229 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/862229
Benzene conversion in an improved gasoline upgrading process May 22, 1997 Issued
Array ( [id] => 3991114 [patent_doc_number] => 05858206 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1999-01-12 [patent_title] => 'Process for improved water wash in FCC gas concentration units' [patent_app_type] => 1 [patent_app_number] => 8/859298 [patent_app_country] => US [patent_app_date] => 1997-05-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4335 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 273 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/858/05858206.pdf [firstpage_image] =>[orig_patent_app_number] => 859298 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/859298
Process for improved water wash in FCC gas concentration units May 19, 1997 Issued
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