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] => 3408066 [patent_doc_number] => 05443728 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-22 [patent_title] => 'Method of preparing membranes from blends of polyetherimide and polyimide polymers' [patent_app_type] => 1 [patent_app_number] => 8/234037 [patent_app_country] => US [patent_app_date] => 1994-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4870 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/443/05443728.pdf [firstpage_image] =>[orig_patent_app_number] => 234037 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/234037
Method of preparing membranes from blends of polyetherimide and polyimide polymers Apr 27, 1994 Issued
Array ( [id] => 3561202 [patent_doc_number] => 05482632 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-09 [patent_title] => 'Extracting a target ion from an aqueous solution by ion exchange and electropotential ion transport' [patent_app_type] => 1 [patent_app_number] => 8/234458 [patent_app_country] => US [patent_app_date] => 1994-04-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3952 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 139 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/482/05482632.pdf [firstpage_image] =>[orig_patent_app_number] => 234458 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/234458
Extracting a target ion from an aqueous solution by ion exchange and electropotential ion transport Apr 27, 1994 Issued
Array ( [id] => 3577423 [patent_doc_number] => 05490936 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-02-13 [patent_title] => 'Process for catalyst recovery' [patent_app_type] => 1 [patent_app_number] => 8/224066 [patent_app_country] => US [patent_app_date] => 1994-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 1048 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 14 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/490/05490936.pdf [firstpage_image] =>[orig_patent_app_number] => 224066 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/224066
Process for catalyst recovery Apr 6, 1994 Issued
08/220821 LIQUID DISPENSER FOR STERILE SOLUTIONS Mar 30, 1994 Abandoned
08/219581 POLYOLEFIN OIL/WATER SEPARATOR Mar 27, 1994 Abandoned
Array ( [id] => 3484340 [patent_doc_number] => 05470474 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-28 [patent_title] => 'Process for cleaning hollow fibers' [patent_app_type] => 1 [patent_app_number] => 8/217631 [patent_app_country] => US [patent_app_date] => 1994-03-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1443 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/470/05470474.pdf [firstpage_image] =>[orig_patent_app_number] => 217631 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/217631
Process for cleaning hollow fibers Mar 24, 1994 Issued
08/217858 METHOD FOR SEPARATING A LIQUID MIXTURE Mar 24, 1994 Abandoned
08/217853 METHOD FOR SEPARATING A LIQUID MIXTURE Mar 24, 1994 Abandoned
Array ( [id] => 3724981 [patent_doc_number] => 05635070 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-06-03 [patent_title] => 'Apparatus and method for supercritical fluid extraction' [patent_app_type] => 1 [patent_app_number] => 8/208121 [patent_app_country] => US [patent_app_date] => 1994-03-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 21 [patent_no_of_words] => 35162 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 216 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/635/05635070.pdf [firstpage_image] =>[orig_patent_app_number] => 208121 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/208121
Apparatus and method for supercritical fluid extraction Mar 7, 1994 Issued
Array ( [id] => 3550081 [patent_doc_number] => 05543045 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-06 [patent_title] => 'Charge mosaic membrane and production process thereof' [patent_app_type] => 1 [patent_app_number] => 8/206256 [patent_app_country] => US [patent_app_date] => 1994-03-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 3691 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 8 [patent_words_short_claim] => 31 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/543/05543045.pdf [firstpage_image] =>[orig_patent_app_number] => 206256 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/206256
Charge mosaic membrane and production process thereof Mar 6, 1994 Issued
08/206114 LARGE PORE SYNTHETIC POLYMER MEMBRANES Mar 3, 1994 Abandoned
Array ( [id] => 3476978 [patent_doc_number] => 05456836 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-10 [patent_title] => 'High-efficiency, self-supporting filter element made from fibers' [patent_app_type] => 1 [patent_app_number] => 8/202957 [patent_app_country] => US [patent_app_date] => 1994-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 3756 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 112 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/456/05456836.pdf [firstpage_image] =>[orig_patent_app_number] => 202957 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/202957
High-efficiency, self-supporting filter element made from fibers Feb 27, 1994 Issued
Array ( [id] => 3583595 [patent_doc_number] => 05549830 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-08-27 [patent_title] => 'Reverse osmosis and ultrafiltration methods for solutions to isolate desired solutes including taxane' [patent_app_type] => 1 [patent_app_number] => 8/203653 [patent_app_country] => US [patent_app_date] => 1994-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 5559 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 149 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/549/05549830.pdf [firstpage_image] =>[orig_patent_app_number] => 203653 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/203653
Reverse osmosis and ultrafiltration methods for solutions to isolate desired solutes including taxane Feb 27, 1994 Issued
Array ( [id] => 3616792 [patent_doc_number] => 05510527 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-23 [patent_title] => 'Acid chloride' [patent_app_type] => 1 [patent_app_number] => 8/202121 [patent_app_country] => US [patent_app_date] => 1994-02-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 4 [patent_no_of_words] => 5175 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 44 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/510/05510527.pdf [firstpage_image] =>[orig_patent_app_number] => 202121 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/202121
Acid chloride Feb 24, 1994 Issued
Array ( [id] => 3477033 [patent_doc_number] => 05456840 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-10 [patent_title] => 'Method for removing anions from water' [patent_app_type] => 1 [patent_app_number] => 8/194537 [patent_app_country] => US [patent_app_date] => 1994-02-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 4610 [patent_no_of_claims] => 41 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 150 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/456/05456840.pdf [firstpage_image] =>[orig_patent_app_number] => 194537 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/194537
Method for removing anions from water Feb 9, 1994 Issued
Array ( [id] => 3535402 [patent_doc_number] => 05480552 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-01-02 [patent_title] => 'Method for concentrating a solute with an oscillating filtration device' [patent_app_type] => 1 [patent_app_number] => 8/194213 [patent_app_country] => US [patent_app_date] => 1994-02-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 20 [patent_no_of_words] => 5172 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 119 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/480/05480552.pdf [firstpage_image] =>[orig_patent_app_number] => 194213 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/194213
Method for concentrating a solute with an oscillating filtration device Feb 8, 1994 Issued
Array ( [id] => 3420199 [patent_doc_number] => 05421998 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-06 [patent_title] => 'Apparatus for reverse-injection wet oxidation' [patent_app_type] => 1 [patent_app_number] => 8/191390 [patent_app_country] => US [patent_app_date] => 1994-02-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 4 [patent_no_of_words] => 6475 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 7 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/421/05421998.pdf [firstpage_image] =>[orig_patent_app_number] => 191390 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/191390
Apparatus for reverse-injection wet oxidation Feb 3, 1994 Issued
Array ( [id] => 3449856 [patent_doc_number] => 05378369 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-03 [patent_title] => 'Solvent extraction' [patent_app_type] => 1 [patent_app_number] => 8/191323 [patent_app_country] => US [patent_app_date] => 1994-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2095 [patent_no_of_claims] => 7 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 158 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/378/05378369.pdf [firstpage_image] =>[orig_patent_app_number] => 191323 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/191323
Solvent extraction Feb 1, 1994 Issued
08/184797 TRIMETHYLOLPROPANE COLOR IMPROVEMENT Jan 18, 1994 Abandoned
Array ( [id] => 3556686 [patent_doc_number] => 05525234 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-11 [patent_title] => 'Method of improving the reverse osmosis dewatering of an aqueous caffine stream' [patent_app_type] => 1 [patent_app_number] => 8/182586 [patent_app_country] => US [patent_app_date] => 1994-01-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3025 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 45 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/525/05525234.pdf [firstpage_image] =>[orig_patent_app_number] => 182586 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/182586
Method of improving the reverse osmosis dewatering of an aqueous caffine stream Jan 17, 1994 Issued
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