Search

William B. Perkey

Examiner (ID: 9388)

Most Active Art Unit
2101
Art Unit(s)
2862, 1506, 2608, 2899, 2851, 2852, 3504, 2101
Total Applications
4799
Issued Applications
4134
Pending Applications
49
Abandoned Applications
630

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 1452005 [patent_doc_number] => 06461489 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-10-08 [patent_title] => 'Cathode plate for electro winning and refining' [patent_app_type] => B1 [patent_app_number] => 09/685628 [patent_app_country] => US [patent_app_date] => 2000-10-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1278 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/461/06461489.pdf [firstpage_image] =>[orig_patent_app_number] => 09685628 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/685628
Cathode plate for electro winning and refining Oct 8, 2000 Issued
Array ( [id] => 1558187 [patent_doc_number] => 06436272 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-08-20 [patent_title] => 'Low temperature aluminum reduction cell using hollow cathode' [patent_app_type] => B1 [patent_app_number] => 09/678238 [patent_app_country] => US [patent_app_date] => 2000-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5742 [patent_no_of_claims] => 46 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 180 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/436/06436272.pdf [firstpage_image] =>[orig_patent_app_number] => 09678238 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/678238
Low temperature aluminum reduction cell using hollow cathode Oct 3, 2000 Issued
Array ( [id] => 933923 [patent_doc_number] => 06977118 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-12-20 [patent_title] => 'Optimization of the operating parameters of a direct methanol fuel cell system' [patent_app_type] => utility [patent_app_number] => 10/048297 [patent_app_country] => US [patent_app_date] => 2000-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 14 [patent_no_of_words] => 4972 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/977/06977118.pdf [firstpage_image] =>[orig_patent_app_number] => 10048297 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/048297
Optimization of the operating parameters of a direct methanol fuel cell system Oct 3, 2000 Issued
Array ( [id] => 1059086 [patent_doc_number] => 06852205 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-02-08 [patent_title] => 'Water-electrolysis-device-use electrode plate, unit, solid electrolytic membrane unit and electrolytic cell' [patent_app_type] => utility [patent_app_number] => 10/089004 [patent_app_country] => US [patent_app_date] => 2000-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 28 [patent_figures_cnt] => 37 [patent_no_of_words] => 20412 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 51 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/852/06852205.pdf [firstpage_image] =>[orig_patent_app_number] => 10089004 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/089004
Water-electrolysis-device-use electrode plate, unit, solid electrolytic membrane unit and electrolytic cell Sep 24, 2000 Issued
Array ( [id] => 7636821 [patent_doc_number] => 06379834 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-30 [patent_title] => 'Composition of a selective oxidation catalyst for use in fuel cells' [patent_app_type] => B1 [patent_app_number] => 09/669165 [patent_app_country] => US [patent_app_date] => 2000-09-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 6166 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 78 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/379/06379834.pdf [firstpage_image] =>[orig_patent_app_number] => 09669165 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/669165
Composition of a selective oxidation catalyst for use in fuel cells Sep 24, 2000 Issued
09/666704 Zinc electrode particle form Sep 20, 2000 Abandoned
Array ( [id] => 1473706 [patent_doc_number] => 06387557 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-14 [patent_title] => 'Bonded fuel cell stack assemblies' [patent_app_type] => B1 [patent_app_number] => 09/666736 [patent_app_country] => US [patent_app_date] => 2000-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5346 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/387/06387557.pdf [firstpage_image] =>[orig_patent_app_number] => 09666736 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/666736
Bonded fuel cell stack assemblies Sep 19, 2000 Issued
Array ( [id] => 1583571 [patent_doc_number] => 06358397 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-19 [patent_title] => 'Doubly-protected reinforcing members in concrete' [patent_app_type] => B1 [patent_app_number] => 09/663958 [patent_app_country] => US [patent_app_date] => 2000-09-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 8 [patent_no_of_words] => 7710 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/358/06358397.pdf [firstpage_image] =>[orig_patent_app_number] => 09663958 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/663958
Doubly-protected reinforcing members in concrete Sep 18, 2000 Issued
Array ( [id] => 1523064 [patent_doc_number] => 06352622 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-05 [patent_title] => 'Lead electrode' [patent_app_type] => B1 [patent_app_number] => 09/660873 [patent_app_country] => US [patent_app_date] => 2000-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 16 [patent_no_of_words] => 16763 [patent_no_of_claims] => 49 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/352/06352622.pdf [firstpage_image] =>[orig_patent_app_number] => 09660873 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/660873
Lead electrode Sep 12, 2000 Issued
Array ( [id] => 1492926 [patent_doc_number] => 06402930 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-06-11 [patent_title] => 'Process for the electrolysis of technical-grade hydrochloric acid contaminated with organic substances using oxygen-consuming cathodes' [patent_app_type] => B1 [patent_app_number] => 09/654553 [patent_app_country] => US [patent_app_date] => 2000-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 16 [patent_figures_cnt] => 16 [patent_no_of_words] => 7774 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/402/06402930.pdf [firstpage_image] =>[orig_patent_app_number] => 09654553 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/654553
Process for the electrolysis of technical-grade hydrochloric acid contaminated with organic substances using oxygen-consuming cathodes Aug 31, 2000 Issued
Array ( [id] => 1493073 [patent_doc_number] => 06342138 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-01-29 [patent_title] => 'Clamp for electroplating articles' [patent_app_type] => B1 [patent_app_number] => 09/654035 [patent_app_country] => US [patent_app_date] => 2000-09-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 6 [patent_no_of_words] => 5351 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/342/06342138.pdf [firstpage_image] =>[orig_patent_app_number] => 09654035 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/654035
Clamp for electroplating articles Aug 31, 2000 Issued
Array ( [id] => 1544455 [patent_doc_number] => 06444347 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-09-03 [patent_title] => 'Gas diffusion electrode and application to catalyzed electrochemical processes' [patent_app_type] => B1 [patent_app_number] => 09/623206 [patent_app_country] => US [patent_app_date] => 2000-08-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 6529 [patent_no_of_claims] => 32 [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/06/444/06444347.pdf [firstpage_image] =>[orig_patent_app_number] => 09623206 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/623206
Gas diffusion electrode and application to catalyzed electrochemical processes Aug 28, 2000 Issued
Array ( [id] => 1445697 [patent_doc_number] => 06368489 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-04-09 [patent_title] => 'Copper electrowinning' [patent_app_type] => B1 [patent_app_number] => 09/648506 [patent_app_country] => US [patent_app_date] => 2000-08-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7845 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 179 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/368/06368489.pdf [firstpage_image] =>[orig_patent_app_number] => 09648506 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/648506
Copper electrowinning Aug 24, 2000 Issued
Array ( [id] => 1559923 [patent_doc_number] => 06361664 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-26 [patent_title] => 'Method of reducing corrosion with electrical charge' [patent_app_type] => B1 [patent_app_number] => 09/643805 [patent_app_country] => US [patent_app_date] => 2000-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 1342 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/361/06361664.pdf [firstpage_image] =>[orig_patent_app_number] => 09643805 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/643805
Method of reducing corrosion with electrical charge Aug 21, 2000 Issued
Array ( [id] => 1559966 [patent_doc_number] => 06361678 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-26 [patent_title] => 'Method of detecting a short incident during electrochemical processing and a system therefor' [patent_app_type] => B1 [patent_app_number] => 09/643626 [patent_app_country] => US [patent_app_date] => 2000-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 5740 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/361/06361678.pdf [firstpage_image] =>[orig_patent_app_number] => 09643626 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/643626
Method of detecting a short incident during electrochemical processing and a system therefor Aug 21, 2000 Issued
Array ( [id] => 1592087 [patent_doc_number] => 06383351 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-05-07 [patent_title] => 'Electrode assembly for electrowinning' [patent_app_type] => B1 [patent_app_number] => 09/640884 [patent_app_country] => US [patent_app_date] => 2000-08-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2827 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/383/06383351.pdf [firstpage_image] =>[orig_patent_app_number] => 09640884 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/640884
Electrode assembly for electrowinning Aug 17, 2000 Issued
Array ( [id] => 1435507 [patent_doc_number] => 06355149 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-03-12 [patent_title] => 'Method for producing a membrane used to operate fuel cells and electrolyzers' [patent_app_type] => B1 [patent_app_number] => 09/555973 [patent_app_country] => US [patent_app_date] => 2000-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 2149 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 70 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/355/06355149.pdf [firstpage_image] =>[orig_patent_app_number] => 09555973 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/555973
Method for producing a membrane used to operate fuel cells and electrolyzers Aug 13, 2000 Issued
Array ( [id] => 933836 [patent_doc_number] => 06977031 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2005-12-20 [patent_title] => 'Anode assembly' [patent_app_type] => utility [patent_app_number] => 10/049242 [patent_app_country] => US [patent_app_date] => 2000-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 5800 [patent_no_of_claims] => 36 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 90 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/977/06977031.pdf [firstpage_image] =>[orig_patent_app_number] => 10049242 [rel_patent_id] =>[rel_patent_doc_number] =>)
10/049242
Anode assembly Aug 10, 2000 Issued
Array ( [id] => 1579627 [patent_doc_number] => 06423208 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2002-07-23 [patent_title] => 'Method and apparatus for lead contamination control' [patent_app_type] => B1 [patent_app_number] => 09/634164 [patent_app_country] => US [patent_app_date] => 2000-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 3841 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 48 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/423/06423208.pdf [firstpage_image] =>[orig_patent_app_number] => 09634164 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/634164
Method and apparatus for lead contamination control Aug 8, 2000 Issued
Array ( [id] => 4332353 [patent_doc_number] => 06332971 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 2001-12-25 [patent_title] => 'Electrochemical treatment of reinforced concrete' [patent_app_type] => 1 [patent_app_number] => 9/601949 [patent_app_country] => US [patent_app_date] => 2000-08-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1228 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 69 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/06/332/06332971.pdf [firstpage_image] =>[orig_patent_app_number] => 601949 [rel_patent_id] =>[rel_patent_doc_number] =>)
09/601949
Electrochemical treatment of reinforced concrete Aug 8, 2000 Issued
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