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] => 3500029 [patent_doc_number] => 05514286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-07 [patent_title] => 'Thermal desorption unit' [patent_app_type] => 1 [patent_app_number] => 8/145486 [patent_app_country] => US [patent_app_date] => 1993-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 10 [patent_no_of_words] => 4929 [patent_no_of_claims] => 24 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 92 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/514/05514286.pdf [firstpage_image] =>[orig_patent_app_number] => 145486 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/145486
Thermal desorption unit Oct 28, 1993 Issued
Array ( [id] => 3447477 [patent_doc_number] => 05385671 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Magnesium hydroxide recovery' [patent_app_type] => 1 [patent_app_number] => 8/145901 [patent_app_country] => US [patent_app_date] => 1993-10-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 1359 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 147 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/385/05385671.pdf [firstpage_image] =>[orig_patent_app_number] => 145901 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/145901
Magnesium hydroxide recovery Oct 28, 1993 Issued
Array ( [id] => 3510355 [patent_doc_number] => 05575917 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-11-19 [patent_title] => 'Process for immobilizing linear polymers on a chemically inert carrier material, antimicrobial matrix produced according to this process on the basis of an inert carrier material and a coating of polyionenes and use of said matrix' [patent_app_type] => 1 [patent_app_number] => 8/143685 [patent_app_country] => US [patent_app_date] => 1993-10-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5320 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 381 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/575/05575917.pdf [firstpage_image] =>[orig_patent_app_number] => 143685 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/143685
Process for immobilizing linear polymers on a chemically inert carrier material, antimicrobial matrix produced according to this process on the basis of an inert carrier material and a coating of polyionenes and use of said matrix Oct 26, 1993 Issued
Array ( [id] => 3520096 [patent_doc_number] => 05527466 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-18 [patent_title] => 'Cross-flow filtration apparatus and method' [patent_app_type] => 1 [patent_app_number] => 8/142777 [patent_app_country] => US [patent_app_date] => 1993-10-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 17 [patent_figures_cnt] => 19 [patent_no_of_words] => 10653 [patent_no_of_claims] => 37 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/527/05527466.pdf [firstpage_image] =>[orig_patent_app_number] => 142777 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/142777
Cross-flow filtration apparatus and method Oct 24, 1993 Issued
Array ( [id] => 3417319 [patent_doc_number] => 05389268 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-02-14 [patent_title] => 'Filter aid including specific silica gel' [patent_app_type] => 1 [patent_app_number] => 8/137825 [patent_app_country] => US [patent_app_date] => 1993-10-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 3088 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/389/05389268.pdf [firstpage_image] =>[orig_patent_app_number] => 137825 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/137825
Filter aid including specific silica gel Oct 14, 1993 Issued
Array ( [id] => 3556657 [patent_doc_number] => 05525232 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-11 [patent_title] => 'Method for entrapment of cationic species in lemellar vesicles' [patent_app_type] => 1 [patent_app_number] => 8/137371 [patent_app_country] => US [patent_app_date] => 1993-10-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 8249 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/525/05525232.pdf [firstpage_image] =>[orig_patent_app_number] => 137371 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/137371
Method for entrapment of cationic species in lemellar vesicles Oct 13, 1993 Issued
Array ( [id] => 3087278 [patent_doc_number] => 05368733 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-11-29 [patent_title] => 'Water-soluble cellulose derivative and biocompatible material' [patent_app_type] => 1 [patent_app_number] => 8/133167 [patent_app_country] => US [patent_app_date] => 1993-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 2964 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 40 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/368/05368733.pdf [firstpage_image] =>[orig_patent_app_number] => 133167 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/133167
Water-soluble cellulose derivative and biocompatible material Oct 12, 1993 Issued
Array ( [id] => 3447490 [patent_doc_number] => 05385672 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-01-31 [patent_title] => 'Method for preparing membranes with adjustable separation performance' [patent_app_type] => 1 [patent_app_number] => 8/135223 [patent_app_country] => US [patent_app_date] => 1993-10-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2591 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 118 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/385/05385672.pdf [firstpage_image] =>[orig_patent_app_number] => 135223 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/135223
Method for preparing membranes with adjustable separation performance Oct 12, 1993 Issued
Array ( [id] => 3047921 [patent_doc_number] => 05344560 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1994-09-06 [patent_title] => 'Process for producing filtration membranes having amino acids that are capable of adsorbing proteins' [patent_app_type] => 1 [patent_app_number] => 8/135423 [patent_app_country] => US [patent_app_date] => 1993-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1883 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 89 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/344/05344560.pdf [firstpage_image] =>[orig_patent_app_number] => 135423 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/135423
Process for producing filtration membranes having amino acids that are capable of adsorbing proteins Oct 11, 1993 Issued
Array ( [id] => 3107235 [patent_doc_number] => 05464534 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-11-07 [patent_title] => 'Blood fractionation system and method' [patent_app_type] => 1 [patent_app_number] => 8/135135 [patent_app_country] => US [patent_app_date] => 1993-10-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 10 [patent_no_of_words] => 11768 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 363 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/464/05464534.pdf [firstpage_image] =>[orig_patent_app_number] => 135135 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/135135
Blood fractionation system and method Oct 11, 1993 Issued
Array ( [id] => 3437606 [patent_doc_number] => 05429748 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-04 [patent_title] => 'Polymide membrane for separation of solvents from lube oil' [patent_app_type] => 1 [patent_app_number] => 8/134221 [patent_app_country] => US [patent_app_date] => 1993-10-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3852 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 269 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/429/05429748.pdf [firstpage_image] =>[orig_patent_app_number] => 134221 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/134221
Polymide membrane for separation of solvents from lube oil Oct 7, 1993 Issued
Array ( [id] => 3470231 [patent_doc_number] => 05427688 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-06-27 [patent_title] => 'Decontamination of soil and other particulate matter' [patent_app_type] => 1 [patent_app_number] => 8/132493 [patent_app_country] => US [patent_app_date] => 1993-10-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3252 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/427/05427688.pdf [firstpage_image] =>[orig_patent_app_number] => 132493 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/132493
Decontamination of soil and other particulate matter Oct 5, 1993 Issued
Array ( [id] => 3520367 [patent_doc_number] => 05503750 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-02 [patent_title] => 'Membrane-based process for the recovery of lactic acid by fermentation of carbohydrate substrates containing sugars' [patent_app_type] => 1 [patent_app_number] => 8/131458 [patent_app_country] => US [patent_app_date] => 1993-10-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 7 [patent_no_of_words] => 12126 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 211 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/503/05503750.pdf [firstpage_image] =>[orig_patent_app_number] => 131458 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/131458
Membrane-based process for the recovery of lactic acid by fermentation of carbohydrate substrates containing sugars Oct 3, 1993 Issued
Array ( [id] => 3451894 [patent_doc_number] => 05401403 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-03-28 [patent_title] => 'Membrane module and a method for its manufacture' [patent_app_type] => 1 [patent_app_number] => 8/123896 [patent_app_country] => US [patent_app_date] => 1993-09-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 3 [patent_no_of_words] => 1961 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 191 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/401/05401403.pdf [firstpage_image] =>[orig_patent_app_number] => 123896 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/123896
Membrane module and a method for its manufacture Sep 19, 1993 Issued
Array ( [id] => 3408050 [patent_doc_number] => 05443727 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-22 [patent_title] => 'Articles having a polymeric shell and method for preparing same' [patent_app_type] => 1 [patent_app_number] => 8/122807 [patent_app_country] => US [patent_app_date] => 1993-09-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 17 [patent_no_of_words] => 28588 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 77 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/443/05443727.pdf [firstpage_image] =>[orig_patent_app_number] => 122807 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/122807
Articles having a polymeric shell and method for preparing same Sep 15, 1993 Issued
Array ( [id] => 3471748 [patent_doc_number] => 05431817 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-11 [patent_title] => 'Bleach resistant polysulfone/polyurethane composite membranes' [patent_app_type] => 1 [patent_app_number] => 8/121001 [patent_app_country] => US [patent_app_date] => 1993-09-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6166 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 93 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/431/05431817.pdf [firstpage_image] =>[orig_patent_app_number] => 121001 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/121001
Bleach resistant polysulfone/polyurethane composite membranes Sep 12, 1993 Issued
Array ( [id] => 3548193 [patent_doc_number] => 05518621 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-05-21 [patent_title] => 'Process for drying and solvent extraction of contaminated water-wet soils, sediments, and sludges' [patent_app_type] => 1 [patent_app_number] => 8/115480 [patent_app_country] => US [patent_app_date] => 1993-09-03 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 10270 [patent_no_of_claims] => 20 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 245 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/518/05518621.pdf [firstpage_image] =>[orig_patent_app_number] => 115480 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/115480
Process for drying and solvent extraction of contaminated water-wet soils, sediments, and sludges Sep 2, 1993 Issued
Array ( [id] => 3455118 [patent_doc_number] => 05441639 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-15 [patent_title] => 'Convective electrohydrodynamic fluid membranes' [patent_app_type] => 1 [patent_app_number] => 8/110409 [patent_app_country] => US [patent_app_date] => 1993-08-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 14 [patent_no_of_words] => 8887 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 87 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/441/05441639.pdf [firstpage_image] =>[orig_patent_app_number] => 110409 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/110409
Convective electrohydrodynamic fluid membranes Aug 22, 1993 Issued
Array ( [id] => 3097368 [patent_doc_number] => 05447635 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-05 [patent_title] => 'Process of concentration and purification of organic compounds' [patent_app_type] => 1 [patent_app_number] => 8/107799 [patent_app_country] => US [patent_app_date] => 1993-08-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3402 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 266 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/447/05447635.pdf [firstpage_image] =>[orig_patent_app_number] => 107799 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/107799
Process of concentration and purification of organic compounds Aug 19, 1993 Issued
Array ( [id] => 3406118 [patent_doc_number] => 05460720 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-10-24 [patent_title] => 'Pleated membrane crossflow fluid separation device' [patent_app_type] => 1 [patent_app_number] => 8/105801 [patent_app_country] => US [patent_app_date] => 1993-08-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 24 [patent_no_of_words] => 8598 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 409 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/460/05460720.pdf [firstpage_image] =>[orig_patent_app_number] => 105801 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/105801
Pleated membrane crossflow fluid separation device Aug 11, 1993 Issued
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