Search

Chima U. Igboko

Examiner (ID: 17354, Phone: (571)272-8422 , Office: P/3731 )

Most Active Art Unit
3771
Art Unit(s)
3734, 3771, 3731
Total Applications
522
Issued Applications
379
Pending Applications
72
Abandoned Applications
95

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3617344 [patent_doc_number] => 05601716 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-11 [patent_title] => 'Filter material' [patent_app_type] => 1 [patent_app_number] => 8/654788 [patent_app_country] => US [patent_app_date] => 1996-05-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 1958 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 35 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/601/05601716.pdf [firstpage_image] =>[orig_patent_app_number] => 654788 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/654788
Filter material May 28, 1996 Issued
Array ( [id] => 3641483 [patent_doc_number] => 05637222 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-10 [patent_title] => 'Process for the fractional separation of (meth)acrylic acid from a mixture containing (meth)acrylic acid' [patent_app_type] => 1 [patent_app_number] => 8/584302 [patent_app_country] => US [patent_app_date] => 1996-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5162 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 95 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/637/05637222.pdf [firstpage_image] =>[orig_patent_app_number] => 584302 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/584302
Process for the fractional separation of (meth)acrylic acid from a mixture containing (meth)acrylic acid Jan 10, 1996 Issued
Array ( [id] => 3642254 [patent_doc_number] => 05628914 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-13 [patent_title] => 'Method for recycling lithographic ink' [patent_app_type] => 1 [patent_app_number] => 8/539546 [patent_app_country] => US [patent_app_date] => 1995-10-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4176 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 121 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/628/05628914.pdf [firstpage_image] =>[orig_patent_app_number] => 539546 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/539546
Method for recycling lithographic ink Oct 4, 1995 Issued
Array ( [id] => 3586994 [patent_doc_number] => 05520815 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-28 [patent_title] => 'Process for removal of lead and oil contaminants from machining coolant solutions' [patent_app_type] => 1 [patent_app_number] => 8/538269 [patent_app_country] => US [patent_app_date] => 1995-10-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2668 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 98 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/520/05520815.pdf [firstpage_image] =>[orig_patent_app_number] => 538269 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/538269
Process for removal of lead and oil contaminants from machining coolant solutions Oct 2, 1995 Issued
Array ( [id] => 3653265 [patent_doc_number] => 05591343 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => 'Process for extraction of carotenoids from bacterial cells' [patent_app_type] => 1 [patent_app_number] => 8/533390 [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] => 2649 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/591/05591343.pdf [firstpage_image] =>[orig_patent_app_number] => 533390 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/533390
Process for extraction of carotenoids from bacterial cells Sep 24, 1995 Issued
Array ( [id] => 3689916 [patent_doc_number] => 05618418 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Dead-end membrane adsorbers' [patent_app_type] => 1 [patent_app_number] => 8/525311 [patent_app_country] => US [patent_app_date] => 1995-09-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 12 [patent_no_of_words] => 3046 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 117 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/618/05618418.pdf [firstpage_image] =>[orig_patent_app_number] => 525311 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/525311
Dead-end membrane adsorbers Sep 6, 1995 Issued
Array ( [id] => 3629851 [patent_doc_number] => 05630945 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-20 [patent_title] => 'Method for recovering uncrosslinked synthetic resin waste' [patent_app_type] => 1 [patent_app_number] => 8/517760 [patent_app_country] => US [patent_app_date] => 1995-08-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2598 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 134 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/630/05630945.pdf [firstpage_image] =>[orig_patent_app_number] => 517760 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/517760
Method for recovering uncrosslinked synthetic resin waste Aug 21, 1995 Issued
Array ( [id] => 3643208 [patent_doc_number] => 05639373 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-17 [patent_title] => 'Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate' [patent_app_type] => 1 [patent_app_number] => 8/514119 [patent_app_country] => US [patent_app_date] => 1995-08-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 12 [patent_figures_cnt] => 16 [patent_no_of_words] => 17572 [patent_no_of_claims] => 22 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/639/05639373.pdf [firstpage_image] =>[orig_patent_app_number] => 514119 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/514119
Vertical skein of hollow fiber membranes and method of maintaining clean fiber surfaces while filtering a substrate to withdraw a permeate Aug 10, 1995 Issued
Array ( [id] => 3514952 [patent_doc_number] => 05529687 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-25 [patent_title] => 'Filling sluice for appliances for the treatment of infectious waste' [patent_app_type] => 1 [patent_app_number] => 8/512344 [patent_app_country] => US [patent_app_date] => 1995-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 1724 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/529/05529687.pdf [firstpage_image] =>[orig_patent_app_number] => 512344 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/512344
Filling sluice for appliances for the treatment of infectious waste Aug 7, 1995 Issued
Array ( [id] => 3652529 [patent_doc_number] => 05626758 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-05-06 [patent_title] => 'Coiled membrane filtration system' [patent_app_type] => 1 [patent_app_number] => 8/512567 [patent_app_country] => US [patent_app_date] => 1995-08-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 5555 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 65 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/626/05626758.pdf [firstpage_image] =>[orig_patent_app_number] => 512567 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/512567
Coiled membrane filtration system Aug 7, 1995 Issued
08/506508 METHOD AND SYSTEM FOR REJUVENATING PRESSURIZED FLUID SOLVENTS USED IN CLEANING SUBSTRATES Jul 24, 1995 Abandoned
Array ( [id] => 3539590 [patent_doc_number] => 05554286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-09-10 [patent_title] => 'Membrane for liquid mixture separation' [patent_app_type] => 1 [patent_app_number] => 8/493538 [patent_app_country] => US [patent_app_date] => 1995-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3368 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/554/05554286.pdf [firstpage_image] =>[orig_patent_app_number] => 493538 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/493538
Membrane for liquid mixture separation Jun 21, 1995 Issued
08/472670 BLOOD FRACTIONATION SYSTEM AND METHOD Jun 6, 1995 Abandoned
Array ( [id] => 3655276 [patent_doc_number] => 05591478 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-01-07 [patent_title] => 'Desiccant, method for producing the same and method for using the same' [patent_app_type] => 1 [patent_app_number] => 8/487585 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 3624 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 62 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/591/05591478.pdf [firstpage_image] =>[orig_patent_app_number] => 487585 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/487585
Desiccant, method for producing the same and method for using the same Jun 6, 1995 Issued
Array ( [id] => 3512587 [patent_doc_number] => 05505841 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-09 [patent_title] => 'Microfiltration and adsorbent particle suspension for removing contaminants from water' [patent_app_type] => 1 [patent_app_number] => 8/484140 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 11 [patent_no_of_words] => 9263 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 333 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/505/05505841.pdf [firstpage_image] =>[orig_patent_app_number] => 484140 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/484140
Microfiltration and adsorbent particle suspension for removing contaminants from water Jun 6, 1995 Issued
Array ( [id] => 3641646 [patent_doc_number] => 05637233 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-10 [patent_title] => 'Method and apparatus for separating grease from water' [patent_app_type] => 1 [patent_app_number] => 8/480177 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 11 [patent_no_of_words] => 4460 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/637/05637233.pdf [firstpage_image] =>[orig_patent_app_number] => 480177 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/480177
Method and apparatus for separating grease from water Jun 6, 1995 Issued
Array ( [id] => 3686094 [patent_doc_number] => 05603834 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-02-18 [patent_title] => 'Process for recovering pertechnetate ions from an aqueous solution also containing other ions' [patent_app_type] => 1 [patent_app_number] => 8/477330 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 15 [patent_no_of_words] => 18198 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 287 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/603/05603834.pdf [firstpage_image] =>[orig_patent_app_number] => 477330 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/477330
Process for recovering pertechnetate ions from an aqueous solution also containing other ions Jun 6, 1995 Issued
Array ( [id] => 3690155 [patent_doc_number] => 05618435 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-04-08 [patent_title] => 'Synthesis of inorganic membranes including metals' [patent_app_type] => 1 [patent_app_number] => 8/474836 [patent_app_country] => US [patent_app_date] => 1995-06-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 8764 [patent_no_of_claims] => 48 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/618/05618435.pdf [firstpage_image] =>[orig_patent_app_number] => 474836 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/474836
Synthesis of inorganic membranes including metals Jun 6, 1995 Issued
Array ( [id] => 3491587 [patent_doc_number] => 05531899 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-02 [patent_title] => 'Ion exchange polyethylene membrane and process' [patent_app_type] => 1 [patent_app_number] => 8/467259 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 4307 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 25 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/531/05531899.pdf [firstpage_image] =>[orig_patent_app_number] => 467259 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/467259
Ion exchange polyethylene membrane and process Jun 5, 1995 Issued
Array ( [id] => 3550206 [patent_doc_number] => 05543055 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Purifications of flourinated dimethyl ethers' [patent_app_type] => 1 [patent_app_number] => 8/466096 [patent_app_country] => US [patent_app_date] => 1995-06-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3836 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 55 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/543/05543055.pdf [firstpage_image] =>[orig_patent_app_number] => 466096 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/466096
Purifications of flourinated dimethyl ethers Jun 5, 1995 Issued
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