Search

Pranesh K. Barua

Examiner (ID: 7127, Phone: (571)270-1017 , Office: P/2637 )

Most Active Art Unit
2637
Art Unit(s)
2637, 2635
Total Applications
570
Issued Applications
418
Pending Applications
59
Abandoned Applications
109

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20240871 [patent_doc_number] => 12421178 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-23 [patent_title] => Non-cryogenic, ammonia-free reduction of aryl compounds [patent_app_type] => utility [patent_app_number] => 18/521250 [patent_app_country] => US [patent_app_date] => 2023-11-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 14 [patent_no_of_words] => 16146 [patent_no_of_claims] => 18 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 85 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18521250 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/521250
Non-cryogenic, ammonia-free reduction of aryl compounds Nov 27, 2023 Issued
Array ( [id] => 19217690 [patent_doc_number] => 20240182394 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-06-06 [patent_title] => PROCESS FOR PREPARING (Z)-7-TETRADECEN-2-ONE [patent_app_type] => utility [patent_app_number] => 18/502238 [patent_app_country] => US [patent_app_date] => 2023-11-06 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 10656 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 99 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18502238 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/502238
PROCESS FOR PREPARING (Z)-7-TETRADECEN-2-ONE Nov 5, 2023 Issued
Array ( [id] => 18987659 [patent_doc_number] => 20240059628 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-22 [patent_title] => PROCESS FOR RECOVERING CLOSE BOILING PRODUCTS [patent_app_type] => utility [patent_app_number] => 18/386206 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 13963 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -24 [patent_words_short_claim] => 213 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18386206 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/386206
Process for recovering close boiling products Oct 31, 2023 Issued
Array ( [id] => 19142076 [patent_doc_number] => 20240140899 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-02 [patent_title] => SMB SEPARATOR FOR ORGANIC ACID PURIFICATION USING A STRONG ACID CATION RESIN [patent_app_type] => utility [patent_app_number] => 18/499697 [patent_app_country] => US [patent_app_date] => 2023-11-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2508 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -14 [patent_words_short_claim] => 122 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18499697 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/499697
SMB SEPARATOR FOR ORGANIC ACID PURIFICATION USING A STRONG ACID CATION RESIN Oct 31, 2023 Pending
Array ( [id] => 19157561 [patent_doc_number] => 20240150268 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-05-09 [patent_title] => METHANOL PRODUCTION FROM METHANE UTILIZING A SUPPORTED CHROMIUM CATALYST [patent_app_type] => utility [patent_app_number] => 18/494846 [patent_app_country] => US [patent_app_date] => 2023-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16563 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [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] => 18494846 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/494846
Methanol production from methane utilizing a supported chromium catalyst Oct 25, 2023 Issued
Array ( [id] => 19998668 [patent_doc_number] => 20250136890 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-05-01 [patent_title] => EXTRACTION OF ONE OR MORE OILS [patent_app_type] => utility [patent_app_number] => 18/495046 [patent_app_country] => US [patent_app_date] => 2023-10-26 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8380 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 47 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18495046 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/495046
EXTRACTION OF ONE OR MORE OILS Oct 25, 2023 Pending
Array ( [id] => 19050750 [patent_doc_number] => 20240092719 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => COMPOSITIONS AND METHODS OF PREPARATION THEREOF [patent_app_type] => utility [patent_app_number] => 18/484171 [patent_app_country] => US [patent_app_date] => 2023-10-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 17070 [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] => 18484171 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/484171
COMPOSITIONS AND METHODS OF PREPARATION THEREOF Oct 9, 2023 Pending
Array ( [id] => 19491574 [patent_doc_number] => 12110270 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-08 [patent_title] => Systems and methods for generation of hyperpolarized materials [patent_app_type] => utility [patent_app_number] => 18/473243 [patent_app_country] => US [patent_app_date] => 2023-09-23 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 22 [patent_figures_cnt] => 40 [patent_no_of_words] => 28591 [patent_no_of_claims] => 26 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 131 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18473243 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/473243
Systems and methods for generation of hyperpolarized materials Sep 22, 2023 Issued
Array ( [id] => 19528074 [patent_doc_number] => 20240351976 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-10-24 [patent_title] => NOVEL PREPARATION METHOD FOR SARCOSINE AND DERIVATIVES THEREOF [patent_app_type] => utility [patent_app_number] => 18/244919 [patent_app_country] => US [patent_app_date] => 2023-09-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7287 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 71 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18244919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/244919
NOVEL PREPARATION METHOD FOR SARCOSINE AND DERIVATIVES THEREOF Sep 11, 2023 Pending
Array ( [id] => 19049783 [patent_doc_number] => 20240091752 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-03-21 [patent_title] => PROCESSES FOR ISOTOPIC MODIFICATION OF POLYUNSATURATED FATTY ACIDS AND DERIVATIVES THEREOF [patent_app_type] => utility [patent_app_number] => 18/244347 [patent_app_country] => US [patent_app_date] => 2023-09-11 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 11924 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -1 [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] => 18244347 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/244347
PROCESSES FOR ISOTOPIC MODIFICATION OF POLYUNSATURATED FATTY ACIDS AND DERIVATIVES THEREOF Sep 10, 2023 Pending
Array ( [id] => 19601218 [patent_doc_number] => 20240392098 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-11-28 [patent_title] => METHOD FOR PRODUCING BIS(2-HYDROXYETHYL)TEREPHTHALATE BY USING RECYCLED ETHYLENE GLYCOL [patent_app_type] => utility [patent_app_number] => 18/696639 [patent_app_country] => US [patent_app_date] => 2023-09-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7693 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -13 [patent_words_short_claim] => 46 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18696639 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/696639
Method for producing bis(2-hydroxyethyl)terephthalate by using recycled ethylene glycol Sep 3, 2023 Issued
Array ( [id] => 19339264 [patent_doc_number] => 12049442 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-07-30 [patent_title] => Preparation method of vinyl acetate by ethylene process and device thereof [patent_app_type] => utility [patent_app_number] => 18/235136 [patent_app_country] => US [patent_app_date] => 2023-08-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 4 [patent_figures_cnt] => 5 [patent_no_of_words] => 10868 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 272 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18235136 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/235136
Preparation method of vinyl acetate by ethylene process and device thereof Aug 16, 2023 Issued
Array ( [id] => 18808510 [patent_doc_number] => 20230382843 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-30 [patent_title] => CATALYST FOR SYNTHESIZING DIMETHYLETHER OR METHYLACETATE FROM SYNTHETIC GAS, METHOD FOR PREPARING THE SAME, AND METHOD FOR PREPARING DIMETHYLETHER OR METHYLACETATE USING THE SAME [patent_app_type] => utility [patent_app_number] => 18/233457 [patent_app_country] => US [patent_app_date] => 2023-08-14 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 9209 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -3 [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] => 18233457 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/233457
Catalyst for synthesizing dimethylether or methylacetate from synthetic gas, method for preparing the same, and method for preparing dimethylether or methylacetate using the same Aug 13, 2023 Issued
Array ( [id] => 18972041 [patent_doc_number] => 20240052133 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-02-15 [patent_title] => CHEMICAL RECYLING OF PLASTICS USING IONIC LIQUIDS OR DEEP EUTECTIC SOLVENTS [patent_app_type] => utility [patent_app_number] => 18/365973 [patent_app_country] => US [patent_app_date] => 2023-08-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12328 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -17 [patent_words_short_claim] => 74 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365973 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365973
CHEMICAL RECYLING OF PLASTICS USING IONIC LIQUIDS OR DEEP EUTECTIC SOLVENTS Aug 4, 2023 Pending
Array ( [id] => 19448820 [patent_doc_number] => 20240308950 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => BIORENEWABLE SYNTHESIS OF HYDROXY-HEXANOATE ESTERS [patent_app_type] => utility [patent_app_number] => 18/365645 [patent_app_country] => US [patent_app_date] => 2023-08-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3274 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -20 [patent_words_short_claim] => 41 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18365645 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/365645
BIORENEWABLE SYNTHESIS OF HYDROXY-HEXANOATE ESTERS Aug 3, 2023 Pending
Array ( [id] => 18786210 [patent_doc_number] => 20230374249 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-23 [patent_title] => TEREPHTHALIC ACID ESTERS FORMATION [patent_app_type] => utility [patent_app_number] => 18/228531 [patent_app_country] => US [patent_app_date] => 2023-07-31 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 14904 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 132 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18228531 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/228531
Terephthalic acid esters formation Jul 30, 2023 Issued
Array ( [id] => 19643008 [patent_doc_number] => 20240417528 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-12-19 [patent_title] => DISPOSAL METHOD FOR RECYCLATE CONTAINING POLYESTER [patent_app_type] => utility [patent_app_number] => 18/358930 [patent_app_country] => US [patent_app_date] => 2023-07-25 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4983 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 64 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18358930 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/358930
DISPOSAL METHOD FOR RECYCLATE CONTAINING POLYESTER Jul 24, 2023 Issued
Array ( [id] => 19738250 [patent_doc_number] => 12215068 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Constrained lipids and methods of use thereof [patent_app_type] => utility [patent_app_number] => 18/223855 [patent_app_country] => US [patent_app_date] => 2023-07-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 14 [patent_figures_cnt] => 9 [patent_no_of_words] => 129068 [patent_no_of_claims] => 30 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 428 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18223855 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/223855
Constrained lipids and methods of use thereof Jul 18, 2023 Issued
Array ( [id] => 18739428 [patent_doc_number] => 20230348350 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-02 [patent_title] => SYSTEMS AND METHODS FOR CO-PRODUCING XYLITOL AND CARAMEL PIGMENT BY UTILIZING XYLOSE MOTHER LIQUID [patent_app_type] => utility [patent_app_number] => 18/348509 [patent_app_country] => US [patent_app_date] => 2023-07-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 8227 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -11 [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] => 18348509 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/348509
Systems and methods for co-producing xylitol and caramel pigment by utilizing xylose mother liquid Jul 6, 2023 Issued
Array ( [id] => 19449275 [patent_doc_number] => 20240309405 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2024-09-19 [patent_title] => MULTIFUNCTIONAL FATTY ACID DERIVATIVES AND BIOSYNTHESIS THEREOF [patent_app_type] => utility [patent_app_number] => 18/339397 [patent_app_country] => US [patent_app_date] => 2023-06-22 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 37707 [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] => 18339397 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/339397
MULTIFUNCTIONAL FATTY ACID DERIVATIVES AND BIOSYNTHESIS THEREOF Jun 21, 2023 Abandoned
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