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] => 13461455 [patent_doc_number] => 20180282270 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-10-04 [patent_title] => PREPARATION METHOD OF POLYTHIOL FOR OPTICAL LENSES BY USING METAL SULFIDE [patent_app_type] => utility [patent_app_number] => 15/941289 [patent_app_country] => US [patent_app_date] => 2018-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6967 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 73 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15941289 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/941289
Preparation method of polythiol for optical lenses by using metal sulfide Mar 29, 2018 Issued
Array ( [id] => 15435167 [patent_doc_number] => 20200031767 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-01-30 [patent_title] => A PROCESS FOR SYNTHESIS OF MESOTRIONE [patent_app_type] => utility [patent_app_number] => 16/498233 [patent_app_country] => US [patent_app_date] => 2018-03-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6424 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 206 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16498233 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/498233
Process for synthesis of mesotrione Mar 26, 2018 Issued
Array ( [id] => 15865911 [patent_doc_number] => 20200140359 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-05-07 [patent_title] => Method for Catalytically Hydrogenating Oxalates [patent_app_type] => utility [patent_app_number] => 16/628986 [patent_app_country] => US [patent_app_date] => 2018-03-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4284 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -7 [patent_words_short_claim] => 156 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16628986 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/628986
Method for catalytically hydrogenating oxalates Mar 25, 2018 Issued
Array ( [id] => 18384434 [patent_doc_number] => 11655201 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2023-05-23 [patent_title] => Method for preparing 2-tert-butyl-4-methoxyphenol and new crystal form thereof [patent_app_type] => utility [patent_app_number] => 17/271090 [patent_app_country] => US [patent_app_date] => 2018-03-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 3351 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 53 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 17271090 [rel_patent_id] =>[rel_patent_doc_number] =>)
17/271090
Method for preparing 2-tert-butyl-4-methoxyphenol and new crystal form thereof Mar 22, 2018 Issued
Array ( [id] => 16261312 [patent_doc_number] => 10752732 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-08-25 [patent_title] => Purification method of polyethylene glycol having one carboxyl group [patent_app_type] => utility [patent_app_number] => 16/498248 [patent_app_country] => US [patent_app_date] => 2018-03-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 6 [patent_figures_cnt] => 6 [patent_no_of_words] => 10530 [patent_no_of_claims] => 20 [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] =>[firstpage_image] =>[orig_patent_app_number] => 16498248 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/498248
Purification method of polyethylene glycol having one carboxyl group Mar 21, 2018 Issued
Array ( [id] => 14501151 [patent_doc_number] => 20190194230 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-06-27 [patent_title] => PROCESS FOR THE PREPARATION OF CRISABOROLE [patent_app_type] => utility [patent_app_number] => 15/927264 [patent_app_country] => US [patent_app_date] => 2018-03-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2438 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 15927264 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/927264
Process for the preparation of crisaborole Mar 20, 2018 Issued
Array ( [id] => 16915677 [patent_doc_number] => 20210188769 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-06-24 [patent_title] => METHOD FOR MANUFACTURING 2-HYDROXY-4-(METHYLTHIO)BUTYRIC ACID [patent_app_type] => utility [patent_app_number] => 16/624323 [patent_app_country] => US [patent_app_date] => 2018-03-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3687 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [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] => 16624323 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/624323
Method for manufacturing 2-hydroxy-4-(methylthio)butyric acid Mar 8, 2018 Issued
Array ( [id] => 19210634 [patent_doc_number] => 11999682 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-06-04 [patent_title] => Method for preparing polythiols [patent_app_type] => utility [patent_app_number] => 16/483298 [patent_app_country] => US [patent_app_date] => 2018-02-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3877 [patent_no_of_claims] => 10 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 235 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16483298 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/483298
Method for preparing polythiols Feb 5, 2018 Issued
Array ( [id] => 13342585 [patent_doc_number] => 20180222832 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-08-09 [patent_title] => Process for Aluminum Catalyst Deactivation and Removal from Alkylated Phenols [patent_app_type] => utility [patent_app_number] => 15/888535 [patent_app_country] => US [patent_app_date] => 2018-02-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3968 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 86 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15888535 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/888535
Process for Aluminum Catalyst Deactivation and Removal from Alkylated Phenols Feb 4, 2018 Abandoned
Array ( [id] => 15454169 [patent_doc_number] => 20200039909 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2020-02-06 [patent_title] => PROCESS AND COMPOSITION [patent_app_type] => utility [patent_app_number] => 16/481943 [patent_app_country] => US [patent_app_date] => 2018-01-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9385 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -34 [patent_words_short_claim] => 56 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16481943 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/481943
Recovering and purifying resveratrol produced by microbial fermentation Jan 30, 2018 Issued
Array ( [id] => 16688208 [patent_doc_number] => 20210070684 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-03-11 [patent_title] => PRODUCTION OF HIGHLY PURE META,META-COUPLED BIS(4-ALKYLPHENOL) DERIVATIVES AND USES THEREOF [patent_app_type] => utility [patent_app_number] => 16/479745 [patent_app_country] => US [patent_app_date] => 2018-01-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11937 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 16479745 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/479745
PRODUCTION OF HIGHLY PURE META,META-COUPLED BIS(4-ALKYLPHENOL) DERIVATIVES AND USES THEREOF Jan 22, 2018 Abandoned
Array ( [id] => 16657280 [patent_doc_number] => 20210053916 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-02-25 [patent_title] => NOVEL ALKOXYMETHYL-SUBSTITUTED BISPHENOL COMPOUND [patent_app_type] => utility [patent_app_number] => 16/475637 [patent_app_country] => US [patent_app_date] => 2018-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => 0 [patent_words_short_claim] => 24 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16475637 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/475637
Alkoxymethyl-substituted bisphenol compound Jan 10, 2018 Issued
Array ( [id] => 17015145 [patent_doc_number] => 11084771 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2021-08-10 [patent_title] => Method for purifying phenol [patent_app_type] => utility [patent_app_number] => 15/778584 [patent_app_country] => US [patent_app_date] => 2018-01-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3810 [patent_no_of_claims] => 8 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15778584 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/778584
Method for purifying phenol Jan 10, 2018 Issued
Array ( [id] => 15209499 [patent_doc_number] => 20190367436 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-12-05 [patent_title] => IMPROVED PROCESS OF MAKING BIODERIVED PROPYLENE GLYCOL [patent_app_type] => utility [patent_app_number] => 16/477511 [patent_app_country] => US [patent_app_date] => 2018-01-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3042 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -26 [patent_words_short_claim] => 57 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16477511 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/477511
IMPROVED PROCESS OF MAKING BIODERIVED PROPYLENE GLYCOL Jan 9, 2018 Abandoned
Array ( [id] => 17243358 [patent_doc_number] => 20210363101 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2021-11-25 [patent_title] => CRYSTALLINE FORMS OF GFT-505, PROCESSES FOR PREPARATION AND USE THEREOF [patent_app_type] => utility [patent_app_number] => 16/479659 [patent_app_country] => US [patent_app_date] => 2018-01-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9127 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 28 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16479659 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/479659
CRYSTALLINE FORMS OF GFT-505, PROCESSES FOR PREPARATION AND USE THEREOF Jan 8, 2018 Abandoned
Array ( [id] => 13300077 [patent_doc_number] => 20180201575 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-07-19 [patent_title] => PROCESS FOR OXIDIZING ONE OR MORE THIOL COMPOUNDS [patent_app_type] => utility [patent_app_number] => 15/863752 [patent_app_country] => US [patent_app_date] => 2018-01-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4732 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 102 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15863752 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/863752
Process for oxidizing one or more thiol compounds Jan 4, 2018 Issued
Array ( [id] => 15784731 [patent_doc_number] => 10626072 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2020-04-21 [patent_title] => Method of preparing methyl tert-butyl ether [patent_app_type] => utility [patent_app_number] => 16/073294 [patent_app_country] => US [patent_app_date] => 2018-01-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 2 [patent_figures_cnt] => 4 [patent_no_of_words] => 6980 [patent_no_of_claims] => 14 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 250 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 16073294 [rel_patent_id] =>[rel_patent_doc_number] =>)
16/073294
Method of preparing methyl tert-butyl ether Jan 3, 2018 Issued
Array ( [id] => 12861943 [patent_doc_number] => 20180179155 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-28 [patent_title] => STORAGE OF 3-METHYLTHIOPROPIONALDEHYDE AND METHYL MERCAPTAN [patent_app_type] => utility [patent_app_number] => 15/851362 [patent_app_country] => US [patent_app_date] => 2017-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6320 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 6 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15851362 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/851362
Storage of 3-methylthiopropionaldehyde and methyl mercaptan Dec 20, 2017 Issued
Array ( [id] => 14309355 [patent_doc_number] => 20190144381 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2019-05-16 [patent_title] => COPPER PROTECTIVE AGENT [patent_app_type] => utility [patent_app_number] => 15/741772 [patent_app_country] => US [patent_app_date] => 2017-12-21 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2072 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -4 [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] => 15741772 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/741772
Copper protective agent Dec 20, 2017 Issued
Array ( [id] => 12861883 [patent_doc_number] => 20180179135 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2018-06-28 [patent_title] => PROCESS FOR PRODUCING DIISOPROPYL ETHER FROM HIGH PURITY PROPYLENE [patent_app_type] => utility [patent_app_number] => 15/846770 [patent_app_country] => US [patent_app_date] => 2017-12-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3911 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -5 [patent_words_short_claim] => 200 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 15846770 [rel_patent_id] =>[rel_patent_doc_number] =>)
15/846770
Process for producing diisopropyl ether from high purity propylene Dec 18, 2017 Issued
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