Search

Johann R. Richter

Supervisory Patent Examiner (ID: 7111, Phone: (571)272-0646 , Office: P/1617 )

Most Active Art Unit
1201
Art Unit(s)
1621, 1201, 1208, 1206, 1616, 1613, 1617
Total Applications
1178
Issued Applications
797
Pending Applications
69
Abandoned Applications
313

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 3615742 [patent_doc_number] => 05534650 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-09 [patent_title] => 'Method for producing a nitrile' [patent_app_type] => 1 [patent_app_number] => 8/372022 [patent_app_country] => US [patent_app_date] => 1995-01-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6509 [patent_no_of_claims] => 9 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/534/05534650.pdf [firstpage_image] =>[orig_patent_app_number] => 372022 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/372022
Method for producing a nitrile Jan 11, 1995 Issued
08/363175 4,4-(DISUBSTITUTED)CYCLOHEXAN-1-YLIDINE ACETATE DIMERS AND RELATED COMPOUNDS Dec 22, 1994 Abandoned
Array ( [id] => 3624129 [patent_doc_number] => 05688987 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1997-11-18 [patent_title] => 'Non-subliming Mid-UV dyes and ultra-thin organic arcs having differential solubility' [patent_app_type] => 1 [patent_app_number] => 8/336340 [patent_app_country] => US [patent_app_date] => 1994-11-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4809 [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/05/688/05688987.pdf [firstpage_image] =>[orig_patent_app_number] => 336340 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/336340
Non-subliming Mid-UV dyes and ultra-thin organic arcs having differential solubility Nov 8, 1994 Issued
Array ( [id] => 3853611 [patent_doc_number] => 05767286 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1998-06-16 [patent_title] => 'Process for the preparation of 1-4-disubstituted-5 (4H)-tetrazolinones' [patent_app_type] => 1 [patent_app_number] => 8/311643 [patent_app_country] => US [patent_app_date] => 1994-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 5 [patent_figures_cnt] => 5 [patent_no_of_words] => 5121 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 611 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/767/05767286.pdf [firstpage_image] =>[orig_patent_app_number] => 311643 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/311643
Process for the preparation of 1-4-disubstituted-5 (4H)-tetrazolinones Sep 22, 1994 Issued
Array ( [id] => 3529217 [patent_doc_number] => 05541342 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-07-30 [patent_title] => 'Separation of amino acids, amino-acid-based monomer, and process for the preparation thereof, as well as polymer material and process for the preparation thereof' [patent_app_type] => 1 [patent_app_number] => 8/244726 [patent_app_country] => US [patent_app_date] => 1994-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 5 [patent_no_of_words] => 3558 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 5 [patent_words_short_claim] => 22 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/541/05541342.pdf [firstpage_image] =>[orig_patent_app_number] => 244726 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/244726
Separation of amino acids, amino-acid-based monomer, and process for the preparation thereof, as well as polymer material and process for the preparation thereof Sep 11, 1994 Issued
08/303116 FUEL COMPOSITIONS Sep 7, 1994 Abandoned
Array ( [id] => 3516650 [patent_doc_number] => 05512680 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-04-30 [patent_title] => 'Process for the preparation of an optically pure aminoalcohol' [patent_app_type] => 1 [patent_app_number] => 8/294035 [patent_app_country] => US [patent_app_date] => 1994-08-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4861 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 20 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/512/05512680.pdf [firstpage_image] =>[orig_patent_app_number] => 294035 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/294035
Process for the preparation of an optically pure aminoalcohol Aug 23, 1994 Issued
08/293542 DIACYL-SUBSTITUTED GUANIDINES, A PROCESS FOR THEIR PREPARATION, THEIR USE AS MEDICAMENT OR DIAGNOSTIC AID, AND MEDICAMENT CONTAINING THEM Aug 21, 1994 Abandoned
Array ( [id] => 3485521 [patent_doc_number] => 05446206 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Process for preparing controlled molecular weight perfluoropolyethers having perfluoroalkyl or perfluorochloroalkyl end groups' [patent_app_type] => 1 [patent_app_number] => 8/280400 [patent_app_country] => US [patent_app_date] => 1994-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3377 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 144 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/446/05446206.pdf [firstpage_image] =>[orig_patent_app_number] => 280400 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/280400
Process for preparing controlled molecular weight perfluoropolyethers having perfluoroalkyl or perfluorochloroalkyl end groups Jul 24, 1994 Issued
Array ( [id] => 3460192 [patent_doc_number] => 05441990 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-15 [patent_title] => 'Cleaned, H.sub.2 -enriched syngas made using water-gas shift reaction' [patent_app_type] => 1 [patent_app_number] => 8/242154 [patent_app_country] => US [patent_app_date] => 1994-05-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 6500 [patent_no_of_claims] => 16 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/441/05441990.pdf [firstpage_image] =>[orig_patent_app_number] => 242154 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/242154
Cleaned, H.sub.2 -enriched syngas made using water-gas shift reaction May 12, 1994 Issued
Array ( [id] => 3485591 [patent_doc_number] => 05446211 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Chlorination of difluoromethyl methyl ether' [patent_app_type] => 1 [patent_app_number] => 8/221498 [patent_app_country] => US [patent_app_date] => 1994-04-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2760 [patent_no_of_claims] => 13 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 59 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/446/05446211.pdf [firstpage_image] =>[orig_patent_app_number] => 221498 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/221498
Chlorination of difluoromethyl methyl ether Mar 31, 1994 Issued
Array ( [id] => 3562457 [patent_doc_number] => 05525623 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1996-06-11 [patent_title] => 'Compositions and methods for the treatment of immunomediated inflammatory disorders' [patent_app_type] => 1 [patent_app_number] => 8/212169 [patent_app_country] => US [patent_app_date] => 1994-03-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 2 [patent_no_of_words] => 11112 [patent_no_of_claims] => 118 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 309 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/525/05525623.pdf [firstpage_image] =>[orig_patent_app_number] => 212169 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/212169
Compositions and methods for the treatment of immunomediated inflammatory disorders Mar 10, 1994 Issued
Array ( [id] => 3485506 [patent_doc_number] => 05446205 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Functionalized fluoropolyethers' [patent_app_type] => 1 [patent_app_number] => 8/209497 [patent_app_country] => US [patent_app_date] => 1994-02-24 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5097 [patent_no_of_claims] => 2 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 489 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/446/05446205.pdf [firstpage_image] =>[orig_patent_app_number] => 209497 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/209497
Functionalized fluoropolyethers Feb 23, 1994 Issued
Array ( [id] => 3420645 [patent_doc_number] => 05434315 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-18 [patent_title] => 'Reducing molecular weight polydispersity of polyether glycols by membrane fractionation' [patent_app_type] => 1 [patent_app_number] => 8/199399 [patent_app_country] => US [patent_app_date] => 1994-02-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 4950 [patent_no_of_claims] => 5 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 225 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/434/05434315.pdf [firstpage_image] =>[orig_patent_app_number] => 199399 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/199399
Reducing molecular weight polydispersity of polyether glycols by membrane fractionation Feb 21, 1994 Issued
08/192532 PROCESS FOR THE SELECTIVE REMOVAL OF ORGANIC NITRATES FROM A HALOGENATED ORGANIC STREAM CONTAINING TRACE QUANTITIES OF ORGANIC NITRATES Feb 6, 1994 Abandoned
08/188495 PROCESS FOR THE DISTILLATION OF FISCHER-TROPSCH PRODUCTS Jan 27, 1994 Abandoned
Array ( [id] => 3485577 [patent_doc_number] => 05446210 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-29 [patent_title] => 'Process for the production of polyol ethers' [patent_app_type] => 1 [patent_app_number] => 8/185903 [patent_app_country] => US [patent_app_date] => 1994-01-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1726 [patent_no_of_claims] => 20 [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/05/446/05446210.pdf [firstpage_image] =>[orig_patent_app_number] => 185903 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/185903
Process for the production of polyol ethers Jan 20, 1994 Issued
Array ( [id] => 3420631 [patent_doc_number] => 05434314 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-07-18 [patent_title] => 'Polyether glycols and alcohols derived from 3,4-epoxy-1-butene' [patent_app_type] => 1 [patent_app_number] => 8/181736 [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] => 3581 [patent_no_of_claims] => 4 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 187 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/434/05434314.pdf [firstpage_image] =>[orig_patent_app_number] => 181736 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/181736
Polyether glycols and alcohols derived from 3,4-epoxy-1-butene Jan 17, 1994 Issued
Array ( [id] => 3414748 [patent_doc_number] => 05444170 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-08-22 [patent_title] => 'Hydrogenation of acetylenic compounds' [patent_app_type] => 1 [patent_app_number] => 8/179466 [patent_app_country] => US [patent_app_date] => 1994-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3432 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 75 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/444/05444170.pdf [firstpage_image] =>[orig_patent_app_number] => 179466 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/179466
Hydrogenation of acetylenic compounds Jan 9, 1994 Issued
Array ( [id] => 3118985 [patent_doc_number] => 05449838 [patent_country] => US [patent_kind] => NA [patent_issue_date] => 1995-09-12 [patent_title] => 'Isopropyl t-butyl ether (IPTBE) generation from crude acetone' [patent_app_type] => 1 [patent_app_number] => 8/175450 [patent_app_country] => US [patent_app_date] => 1993-12-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9372 [patent_no_of_claims] => 27 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 143 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] => patents/05/449/05449838.pdf [firstpage_image] =>[orig_patent_app_number] => 175450 [rel_patent_id] =>[rel_patent_doc_number] =>)
08/175450
Isopropyl t-butyl ether (IPTBE) generation from crude acetone Dec 29, 1993 Issued
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