Search

Ojiako K. Nwugo

Examiner (ID: 633, Phone: (571)272-9755 , Office: P/2685 )

Most Active Art Unit
2685
Art Unit(s)
2612, 2682, 2685, 2687
Total Applications
1147
Issued Applications
937
Pending Applications
8
Abandoned Applications
205

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 2240265 [patent_doc_number] => 04568353 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-02-04 [patent_title] => 'Process of producing coarse, pure potassium chloride crystals' [patent_app_type] => 1 [patent_app_number] => 6/472224 [patent_app_country] => US [patent_app_date] => 1983-03-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2703 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 380 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/568/04568353.pdf [firstpage_image] =>[orig_patent_app_number] => 472224 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/472224
Process of producing coarse, pure potassium chloride crystals Mar 3, 1983 Issued
Array ( [id] => 2130130 [patent_doc_number] => 04515600 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-07 [patent_title] => 'Process for the removal of the slag portion from molten mixtures of slag and silicon using a semipermeable separating wall' [patent_app_type] => 1 [patent_app_number] => 6/470980 [patent_app_country] => US [patent_app_date] => 1983-03-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 2123 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 130 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/515/04515600.pdf [firstpage_image] =>[orig_patent_app_number] => 470980 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/470980
Process for the removal of the slag portion from molten mixtures of slag and silicon using a semipermeable separating wall Feb 28, 1983 Issued
06/469518 METHOD OF AND APPARATUS FOR SEQUENTIALLY SEPARATING A MEDIUM INTO DIFFERENT COMPONENTS Feb 23, 1983 Abandoned
Array ( [id] => 2182547 [patent_doc_number] => 04555343 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-11-26 [patent_title] => 'Process of liquid-liquid extraction of metals, with the aid of a microemulsion, from an aqueous solution' [patent_app_type] => 1 [patent_app_number] => 6/469241 [patent_app_country] => US [patent_app_date] => 1983-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2281 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/555/04555343.pdf [firstpage_image] =>[orig_patent_app_number] => 469241 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/469241
Process of liquid-liquid extraction of metals, with the aid of a microemulsion, from an aqueous solution Feb 23, 1983 Issued
Array ( [id] => 2195985 [patent_doc_number] => 04548614 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-10-22 [patent_title] => 'Solvent precipitation of salt' [patent_app_type] => 1 [patent_app_number] => 6/467159 [patent_app_country] => US [patent_app_date] => 1983-02-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 3 [patent_no_of_words] => 3054 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 201 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/548/04548614.pdf [firstpage_image] =>[orig_patent_app_number] => 467159 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/467159
Solvent precipitation of salt Feb 15, 1983 Issued
Array ( [id] => 2168285 [patent_doc_number] => 04537637 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-08-27 [patent_title] => 'Hydration drying process' [patent_app_type] => 1 [patent_app_number] => 6/463187 [patent_app_country] => US [patent_app_date] => 1983-02-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5116 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 167 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/537/04537637.pdf [firstpage_image] =>[orig_patent_app_number] => 463187 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/463187
Hydration drying process Feb 1, 1983 Issued
Array ( [id] => 2126543 [patent_doc_number] => 04490255 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-12-25 [patent_title] => 'Combined settling and liquid storage tank' [patent_app_type] => 1 [patent_app_number] => 6/457465 [patent_app_country] => US [patent_app_date] => 1983-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2033 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/490/04490255.pdf [firstpage_image] =>[orig_patent_app_number] => 457465 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/457465
Combined settling and liquid storage tank Jan 11, 1983 Issued
Array ( [id] => 2155083 [patent_doc_number] => 04518496 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-21 [patent_title] => 'Liquid branch flow guide conduit assembly for use in a magnetic apparatus for separating foreign matters from waste liquids containing the foreign matters' [patent_app_type] => 1 [patent_app_number] => 6/455896 [patent_app_country] => US [patent_app_date] => 1983-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 2228 [patent_no_of_claims] => 1 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 366 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/518/04518496.pdf [firstpage_image] =>[orig_patent_app_number] => 455896 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/455896
Liquid branch flow guide conduit assembly for use in a magnetic apparatus for separating foreign matters from waste liquids containing the foreign matters Jan 4, 1983 Issued
Array ( [id] => 2191810 [patent_doc_number] => 04501669 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-02-26 [patent_title] => 'Method and apparatus for removing liquid from a suspension' [patent_app_type] => 1 [patent_app_number] => 6/454191 [patent_app_country] => US [patent_app_date] => 1982-12-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2842 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 116 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/501/04501669.pdf [firstpage_image] =>[orig_patent_app_number] => 454191 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/454191
Method and apparatus for removing liquid from a suspension Dec 28, 1982 Issued
Array ( [id] => 2136674 [patent_doc_number] => 04532035 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-07-30 [patent_title] => 'Rotating biological contactor for the biological purification of waste water' [patent_app_type] => 1 [patent_app_number] => 6/453625 [patent_app_country] => US [patent_app_date] => 1982-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 6 [patent_no_of_words] => 2086 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/532/04532035.pdf [firstpage_image] =>[orig_patent_app_number] => 453625 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/453625
Rotating biological contactor for the biological purification of waste water Dec 26, 1982 Issued
Array ( [id] => 2127330 [patent_doc_number] => 04431537 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1984-02-14 [patent_title] => 'Rotating biological contactors for the treatment of waste water' [patent_app_type] => 1 [patent_app_number] => 6/452900 [patent_app_country] => US [patent_app_date] => 1982-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 2238 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 141 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/431/04431537.pdf [firstpage_image] =>[orig_patent_app_number] => 452900 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/452900
Rotating biological contactors for the treatment of waste water Dec 26, 1982 Issued
Array ( [id] => 2284433 [patent_doc_number] => 04587106 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-05-06 [patent_title] => 'Liquid-liquid extraction with the aid of microemulsions of substances dissolved in water' [patent_app_type] => 1 [patent_app_number] => 6/452708 [patent_app_country] => US [patent_app_date] => 1982-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3516 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 192 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/587/04587106.pdf [firstpage_image] =>[orig_patent_app_number] => 452708 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/452708
Liquid-liquid extraction with the aid of microemulsions of substances dissolved in water Dec 22, 1982 Issued
Array ( [id] => 2354885 [patent_doc_number] => 04687585 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-08-18 [patent_title] => 'Separation process utilizing centrifugal rotor' [patent_app_type] => 1 [patent_app_number] => 6/449693 [patent_app_country] => US [patent_app_date] => 1982-12-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 4660 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 140 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/687/04687585.pdf [firstpage_image] =>[orig_patent_app_number] => 449693 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/449693
Separation process utilizing centrifugal rotor Dec 13, 1982 Issued
Array ( [id] => 2141337 [patent_doc_number] => 04498987 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-02-12 [patent_title] => 'Magnetic separator' [patent_app_type] => 1 [patent_app_number] => 6/447758 [patent_app_country] => US [patent_app_date] => 1982-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 9 [patent_no_of_words] => 3045 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 263 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/498/04498987.pdf [firstpage_image] =>[orig_patent_app_number] => 447758 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/447758
Magnetic separator Dec 7, 1982 Issued
Array ( [id] => 2347444 [patent_doc_number] => 04702847 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-10-27 [patent_title] => 'Process for removing solids from a filtering device for the separation of liquids and solids' [patent_app_type] => 1 [patent_app_number] => 6/448982 [patent_app_country] => US [patent_app_date] => 1982-11-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 8 [patent_no_of_words] => 2051 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 166 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/702/04702847.pdf [firstpage_image] =>[orig_patent_app_number] => 448982 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/448982
Process for removing solids from a filtering device for the separation of liquids and solids Nov 23, 1982 Issued
Array ( [id] => 2238026 [patent_doc_number] => 04566910 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1986-01-28 [patent_title] => 'Starch phosphates and amphoteric starch phosphates' [patent_app_type] => 1 [patent_app_number] => 6/441388 [patent_app_country] => US [patent_app_date] => 1982-11-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5277 [patent_no_of_claims] => 32 [patent_no_of_ind_claims] => 6 [patent_words_short_claim] => 76 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/566/04566910.pdf [firstpage_image] =>[orig_patent_app_number] => 441388 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/441388
Starch phosphates and amphoteric starch phosphates Nov 11, 1982 Issued
Array ( [id] => 2152132 [patent_doc_number] => 04524795 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-06-25 [patent_title] => 'Hydraulic device for the drainage of waste water' [patent_app_type] => 1 [patent_app_number] => 6/440696 [patent_app_country] => US [patent_app_date] => 1982-11-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 657 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 208 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/524/04524795.pdf [firstpage_image] =>[orig_patent_app_number] => 440696 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/440696
Hydraulic device for the drainage of waste water Nov 9, 1982 Issued
Array ( [id] => 2151823 [patent_doc_number] => 04517084 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1985-05-14 [patent_title] => 'Activated air and ion exchange treatment of water' [patent_app_type] => 1 [patent_app_number] => 6/439340 [patent_app_country] => US [patent_app_date] => 1982-11-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 2033 [patent_no_of_claims] => 3 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 229 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/517/04517084.pdf [firstpage_image] =>[orig_patent_app_number] => 439340 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/439340
Activated air and ion exchange treatment of water Nov 4, 1982 Issued
06/435015 MAGNETIC SEPARATION OF BIOLOGICAL CELLS AND OTHER SMALL PARTICLES FROM CARRIER FLUIDS EMPLOYING LANTHANIDE CHELATES Oct 17, 1982 Abandoned
Array ( [id] => 2318099 [patent_doc_number] => 04670142 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1987-06-02 [patent_title] => 'Aerated grit tank' [patent_app_type] => 1 [patent_app_number] => 6/431785 [patent_app_country] => US [patent_app_date] => 1982-09-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 7 [patent_no_of_words] => 7630 [patent_no_of_claims] => 17 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 434 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/04/670/04670142.pdf [firstpage_image] =>[orig_patent_app_number] => 431785 [rel_patent_id] =>[rel_patent_doc_number] =>)
06/431785
Aerated grit tank Sep 29, 1982 Issued
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