Search

Ralph A. Lewis

Examiner (ID: 13682, Phone: (571)272-4712 , Office: P/3732 )

Most Active Art Unit
3732
Art Unit(s)
3732, 3772, 3303
Total Applications
2447
Issued Applications
1620
Pending Applications
231
Abandoned Applications
612

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 16276712 [patent_doc_number] => 10759726 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-09-01 [patent_title] => Process for the preparation of ethylene glycol from sugars [patent_app_type] => utility [patent_app_number] => 16/068581 [patent_app_country] => US [patent_app_date] => 2017-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5528 [patent_no_of_claims] => 31 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16068581 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/068581
Process for the preparation of ethylene glycol from sugars Jan 4, 2017 Issued
Array ( [id] => 17727664 [patent_doc_number] => 11384038 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2022-07-12 [patent_title] => Process for the preparation of ethylene glycol from sugars [patent_app_type] => utility [patent_app_number] => 16/068472 [patent_app_country] => US [patent_app_date] => 2017-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 2 [patent_no_of_words] => 5767 [patent_no_of_claims] => 23 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16068472 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/068472
Process for the preparation of ethylene glycol from sugars Jan 4, 2017 Issued
Array ( [id] => 11743841 [patent_doc_number] => 20170197914 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-13 [patent_title] => 'METHOD FOR PREPARING AN AROMATIC SULFIDE OR SALT THEREOF' [patent_app_type] => utility [patent_app_number] => 15/389785 [patent_app_country] => US [patent_app_date] => 2016-12-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2374 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15389785 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/389785
METHOD FOR PREPARING AN AROMATIC SULFIDE OR SALT THEREOF Dec 22, 2016 Abandoned
Array ( [id] => 11743840 [patent_doc_number] => 20170197913 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2017-07-13 [patent_title] => 'METHOD FOR PREPARING POLYARYLENE SULFIDE (PAS) MONOMER' [patent_app_type] => utility [patent_app_number] => 15/388215 [patent_app_country] => US [patent_app_date] => 2016-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 8 [patent_figures_cnt] => 8 [patent_no_of_words] => 4049 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 0 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15388215 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/388215
Method for preparing polyarylene sulfide (PAS) monomer Dec 21, 2016 Issued
Array ( [id] => 15454165 [patent_doc_number] => 20200039907 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => Novel method for extraction of Oxyresveratrol from Artocarpus hirsutus [patent_app_type] => utility [patent_app_number] => 16/471148 [patent_app_country] => US [patent_app_date] => 2016-12-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 1162 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 280 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16471148 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/471148
Novel method for extraction of Oxyresveratrol from Artocarpus hirsutus Dec 21, 2016 Abandoned
Array ( [id] => 13732841 [patent_doc_number] => 20180370888 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => CONVERSION OF A PERFLUORINATED VINYL ETHER INTO A PARTIALLY FLUORINATED SATURATED ETHER DERIVATIVE [patent_app_type] => utility [patent_app_number] => 16/065502 [patent_app_country] => US [patent_app_date] => 2016-12-20 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4458 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16065502 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/065502
Conversion of a perfluorinated vinyl ether into a partially fluorinated saturated ether derivative Dec 19, 2016 Issued
Array ( [id] => 13606663 [patent_doc_number] => 20180354880 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => METHOD FOR PRODUCING CYCLOPENTYL ALKYL ETHER COMPOUND [patent_app_type] => utility [patent_app_number] => 16/064099 [patent_app_country] => US [patent_app_date] => 2016-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6177 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [patent_words_short_claim] => 100 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16064099 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/064099
METHOD FOR PRODUCING CYCLOPENTYL ALKYL ETHER COMPOUND Dec 15, 2016 Abandoned
Array ( [id] => 13619611 [patent_doc_number] => 20180361357 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-20 [patent_title] => HYDROGENATION OR HYDROGENOLYSIS PROCESS [patent_app_type] => utility [patent_app_number] => 16/062139 [patent_app_country] => US [patent_app_date] => 2016-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2395 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 111 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16062139 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/062139
HYDROGENATION OR HYDROGENOLYSIS PROCESS Dec 14, 2016 Abandoned
Array ( [id] => 16268703 [patent_doc_number] => 20200270190 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-08-27 [patent_title] => HYDROGENATION OR HYDROGENOLYSIS OF AN OXYGENATE [patent_app_type] => utility [patent_app_number] => 16/062158 [patent_app_country] => US [patent_app_date] => 2016-12-15 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4006 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 82 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16062158 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/062158
HYDROGENATION OR HYDROGENOLYSIS OF AN OXYGENATE Dec 14, 2016 Abandoned
Array ( [id] => 13732837 [patent_doc_number] => 20180370886 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => RESORCINOL DERIVATIVES FOR COSMETIC USE THEREOF [patent_app_type] => utility [patent_app_number] => 16/061913 [patent_app_country] => US [patent_app_date] => 2016-12-08 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3551 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16061913 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/061913
Resorcinol derivatives for cosmetic use thereof Dec 7, 2016 Issued
Array ( [id] => 13478823 [patent_doc_number] => 20180290954 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-11 [patent_title] => METHOD FOR RECOVERING PHENOL AND ACETONE FROM CRACKING REACTION PRODUCT OF BISPHENOL-A RESIDUE (As Amended) [patent_app_type] => utility [patent_app_number] => 15/751360 [patent_app_country] => US [patent_app_date] => 2016-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3634 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 124 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15751360 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/751360
Method for recovering phenol and acetone from cracking reaction product of bisphenol-A residue Dec 6, 2016 Issued
Array ( [id] => 13621747 [patent_doc_number] => 20180362425 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-20 [patent_title] => PROCESS FOR THE PREPARATION OF GLYCOLS [patent_app_type] => utility [patent_app_number] => 16/060262 [patent_app_country] => US [patent_app_date] => 2016-12-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3141 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 83 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16060262 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/060262
PROCESS FOR THE PREPARATION OF GLYCOLS Dec 6, 2016 Abandoned
Array ( [id] => 14390619 [patent_doc_number] => 10308579 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-06-04 [patent_title] => Method of bisphenol manufacture [patent_app_type] => utility [patent_app_number] => 15/759919 [patent_app_country] => US [patent_app_date] => 2016-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5153 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 212 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15759919 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/759919
Method of bisphenol manufacture Dec 5, 2016 Issued
Array ( [id] => 16296635 [patent_doc_number] => 20200282358 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-09-10 [patent_title] => PROCESS AND APPARATUS FOR THE RECOVERY OF METHANOL [patent_app_type] => utility [patent_app_number] => 16/063500 [patent_app_country] => US [patent_app_date] => 2016-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 5760 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -15 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16063500 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/063500
Process and apparatus for the recovery of methanol Dec 5, 2016 Issued
Array ( [id] => 13606703 [patent_doc_number] => 20180354900 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => COMPOSITION CONTAINING ANTICAKING AGENT [patent_app_type] => utility [patent_app_number] => 15/781310 [patent_app_country] => US [patent_app_date] => 2016-12-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3830 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -6 [patent_words_short_claim] => 61 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15781310 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/781310
COMPOSITION CONTAINING ANTICAKING AGENT Dec 5, 2016 Abandoned
Array ( [id] => 11582812 [patent_doc_number] => 09637435 [patent_country] => US [patent_kind] => B1 [patent_issue_date] => 2017-05-02 [patent_title] => 'Method for producing hexafluoroisopropanol and fluoromethyl hexafluoroisopropyl ether (sevoflurane)' [patent_app_type] => utility [patent_app_number] => 15/363749 [patent_app_country] => US [patent_app_date] => 2016-11-29 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 15513 [patent_no_of_claims] => 12 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 97 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15363749 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/363749
Method for producing hexafluoroisopropanol and fluoromethyl hexafluoroisopropyl ether (sevoflurane) Nov 28, 2016 Issued
Array ( [id] => 14145265 [patent_doc_number] => 10252990 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2019-04-09 [patent_title] => Process for the preparation of 2-alkyl-4-trifluoromethyl-3-alkylsulphonylbenzoic acids by chemoselective thioether oxidation [patent_app_type] => utility [patent_app_number] => 15/778699 [patent_app_country] => US [patent_app_date] => 2016-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2964 [patent_no_of_claims] => 15 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 38 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15778699 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/778699
Process for the preparation of 2-alkyl-4-trifluoromethyl-3-alkylsulphonylbenzoic acids by chemoselective thioether oxidation Nov 27, 2016 Issued
Array ( [id] => 13732839 [patent_doc_number] => 20180370887 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-27 [patent_title] => INTERMOLECULAR REACTION OF PROPARGYL ETHERS WITH DIMETHYLFURAN IN THE PRESENCE OF GOLD(I) COMPLEXES [patent_app_type] => utility [patent_app_number] => 16/063481 [patent_app_country] => US [patent_app_date] => 2016-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4755 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 15 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16063481 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/063481
INTERMOLECULAR REACTION OF PROPARGYL ETHERS WITH DIMETHYLFURAN IN THE PRESENCE OF GOLD(I) COMPLEXES Nov 27, 2016 Abandoned
Array ( [id] => 13606701 [patent_doc_number] => 20180354899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-12-13 [patent_title] => METHOD OF PURIFYING DIMETHYL SULFOXIDE [patent_app_type] => utility [patent_app_number] => 15/781874 [patent_app_country] => US [patent_app_date] => 2016-11-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11646 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -18 [patent_words_short_claim] => 2 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15781874 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/781874
Method of purifying dimethyl sulfoxide Nov 20, 2016 Issued
Array ( [id] => 13564317 [patent_doc_number] => 20180333706 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-11-22 [patent_title] => CATALYST SYSTEM AND PROCESS FOR THE PRODUCTION OF GLYCOLS [patent_app_type] => utility [patent_app_number] => 15/776832 [patent_app_country] => US [patent_app_date] => 2016-11-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4327 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -12 [patent_words_short_claim] => 26 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15776832 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/776832
CATALYST SYSTEM AND PROCESS FOR THE PRODUCTION OF GLYCOLS Nov 16, 2016 Abandoned
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