Search

Melvin A. Cartagena

Examiner (ID: 7108)

Most Active Art Unit
3754
Art Unit(s)
3754
Total Applications
806
Issued Applications
479
Pending Applications
96
Abandoned Applications
231

Applications

Application numberTitle of the applicationFiling DateStatus
Array ( [id] => 20578346 [patent_doc_number] => 12570588 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2026-03-10 [patent_title] => Distillate hydrocracking process with a reverse isomerization step to increase a concentration of n-paraffins [patent_app_type] => utility [patent_app_number] => 18/320351 [patent_app_country] => US [patent_app_date] => 2023-05-19 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 3243 [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] =>[firstpage_image] =>[orig_patent_app_number] => 18320351 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/320351
Distillate hydrocracking process with a reverse isomerization step to increase a concentration of n-paraffins May 18, 2023 Issued
Array ( [id] => 18770969 [patent_doc_number] => 20230365778 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => Catalytic process for selective polyolefin hydrogenolysis [patent_app_type] => utility [patent_app_number] => 18/314919 [patent_app_country] => US [patent_app_date] => 2023-05-10 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6502 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -19 [patent_words_short_claim] => 96 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314919 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314919
Catalytic process for selective polyolefin hydrogenolysis May 9, 2023 Pending
Array ( [id] => 19940184 [patent_doc_number] => 12312305 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-05-27 [patent_title] => Production of heavy isoparaffinic hydrocarbons [patent_app_type] => utility [patent_app_number] => 18/314617 [patent_app_country] => US [patent_app_date] => 2023-05-09 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 3 [patent_no_of_words] => 0 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 195 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18314617 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/314617
Production of heavy isoparaffinic hydrocarbons May 8, 2023 Issued
Array ( [id] => 19826240 [patent_doc_number] => 12247005 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-03-11 [patent_title] => Process for catalytically converting naphtha to light olefins [patent_app_type] => utility [patent_app_number] => 18/144083 [patent_app_country] => US [patent_app_date] => 2023-05-05 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 5 [patent_no_of_words] => 13228 [patent_no_of_claims] => 21 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 43 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18144083 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/144083
Process for catalytically converting naphtha to light olefins May 4, 2023 Issued
Array ( [id] => 19738466 [patent_doc_number] => 12215285 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-02-04 [patent_title] => Desulfurization techniques [patent_app_type] => utility [patent_app_number] => 18/310091 [patent_app_country] => US [patent_app_date] => 2023-05-01 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 15 [patent_figures_cnt] => 16 [patent_no_of_words] => 13878 [patent_no_of_claims] => 11 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 142 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18310091 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/310091
Desulfurization techniques Apr 30, 2023 Issued
Array ( [id] => 20213727 [patent_doc_number] => 12410371 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-09-09 [patent_title] => Processes and systems for reforming of methane and light hydrocarbons to liquid hydrocarbon fuels [patent_app_type] => utility [patent_app_number] => 18/136031 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 9 [patent_figures_cnt] => 12 [patent_no_of_words] => 22906 [patent_no_of_claims] => 34 [patent_no_of_ind_claims] => 4 [patent_words_short_claim] => 129 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18136031 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/136031
Processes and systems for reforming of methane and light hydrocarbons to liquid hydrocarbon fuels Apr 17, 2023 Issued
Array ( [id] => 18771066 [patent_doc_number] => 20230365875 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-11-16 [patent_title] => METHOD AND SYSTEM FOR PURIFYING A CAUSTIC FLUID INCLUDING SULFUR [patent_app_type] => utility [patent_app_number] => 18/136007 [patent_app_country] => US [patent_app_date] => 2023-04-18 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 3194 [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] => 18136007 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/136007
Method and system for purifying a caustic fluid including sulfur Apr 17, 2023 Issued
Array ( [id] => 18692870 [patent_doc_number] => 20230323215 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-12 [patent_title] => METHOD FOR REDUCING DEACTIVATION OF A HYDROTREATMENT CATALYST [patent_app_type] => utility [patent_app_number] => 18/297183 [patent_app_country] => US [patent_app_date] => 2023-04-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 12577 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [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] => 18297183 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/297183
Method for reducing deactivation of a hydrotreatment catalyst Apr 6, 2023 Issued
Array ( [id] => 18994922 [patent_doc_number] => 11911742 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-02-27 [patent_title] => Hydrocarbon adsorbent [patent_app_type] => utility [patent_app_number] => 18/130577 [patent_app_country] => US [patent_app_date] => 2023-04-04 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 3 [patent_figures_cnt] => 6 [patent_no_of_words] => 9044 [patent_no_of_claims] => 6 [patent_no_of_ind_claims] => 1 [patent_words_short_claim] => 72 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18130577 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/130577
Hydrocarbon adsorbent Apr 3, 2023 Issued
Array ( [id] => 18674926 [patent_doc_number] => 20230312439 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-10-05 [patent_title] => CIRCULAR ECONOMY FOR PLASTIC WASTE TO POLYPROPYLENE AND BASE OIL VIA REFINERY CRUDE UNIT [patent_app_type] => utility [patent_app_number] => 18/128429 [patent_app_country] => US [patent_app_date] => 2023-03-30 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 7847 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -27 [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] => 18128429 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/128429
CIRCULAR ECONOMY FOR PLASTIC WASTE TO POLYPROPYLENE AND BASE OIL VIA REFINERY CRUDE UNIT Mar 29, 2023 Pending
Array ( [id] => 19411910 [patent_doc_number] => 12077717 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-09-03 [patent_title] => System and method for liquid hydrocarbon desulfurization [patent_app_type] => utility [patent_app_number] => 18/116837 [patent_app_country] => US [patent_app_date] => 2023-03-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 7 [patent_figures_cnt] => 7 [patent_no_of_words] => 8563 [patent_no_of_claims] => 13 [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] =>[firstpage_image] =>[orig_patent_app_number] => 18116837 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/116837
System and method for liquid hydrocarbon desulfurization Mar 1, 2023 Issued
Array ( [id] => 18597489 [patent_doc_number] => 20230272285 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-08-31 [patent_title] => HEAT TREATMENT PRODUCT BY PROCESS FOR INCREASED PITCH YIELDS [patent_app_type] => utility [patent_app_number] => 18/115536 [patent_app_country] => US [patent_app_date] => 2023-02-28 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 16999 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -28 [patent_words_short_claim] => 157 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18115536 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/115536
HEAT TREATMENT PRODUCT BY PROCESS FOR INCREASED PITCH YIELDS Feb 27, 2023 Abandoned
Array ( [id] => 18435853 [patent_doc_number] => 20230183147 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2023-06-15 [patent_title] => CARRIER-PROTEIN POLYSACCHARIDE CONJUGATION METHODS [patent_app_type] => utility [patent_app_number] => 18/171055 [patent_app_country] => US [patent_app_date] => 2023-02-17 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 22562 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -33 [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] => 18171055 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/171055
Carrier-protein polysaccharide conjugation methods Feb 16, 2023 Issued
Array ( [id] => 19977342 [patent_doc_number] => 12344804 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2025-07-01 [patent_title] => Renewable jet production [patent_app_type] => utility [patent_app_number] => 18/165631 [patent_app_country] => US [patent_app_date] => 2023-02-07 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 1 [patent_figures_cnt] => 1 [patent_no_of_words] => 5181 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 193 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18165631 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/165631
Renewable jet production Feb 6, 2023 Issued
Array ( [id] => 19862525 [patent_doc_number] => 20250101311 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-03-27 [patent_title] => PROCESS FOR THE PYROLYSIS OF SUBSTANTIALLY PLASTICS MATERIAL OF INCONSTANT COMPOSITION, RELATIVE REACTOR, APPARATUS AND PRODUCT OBTAINED [patent_app_type] => utility [patent_app_number] => 18/725824 [patent_app_country] => US [patent_app_date] => 2022-12-27 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 25490 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -30 [patent_words_short_claim] => 215 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18725824 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/725824
PROCESS FOR THE PYROLYSIS OF SUBSTANTIALLY PLASTICS MATERIAL OF INCONSTANT COMPOSITION, RELATIVE REACTOR, APPARATUS AND PRODUCT OBTAINED Dec 26, 2022 Pending
Array ( [id] => 20708016 [patent_doc_number] => 20260132344 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2026-05-14 [patent_title] => INTEGRATED METHOD FOR PRODUCING LONG-CHAIN LINEAR OLEFINS AND AVIATION KEROSENE BY HOMOGENEOUS METATHESIS [patent_app_type] => utility [patent_app_number] => 18/703838 [patent_app_country] => US [patent_app_date] => 2022-12-16 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 2350 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -9 [patent_words_short_claim] => 268 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18703838 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/703838
INTEGRATED METHOD FOR PRODUCING LONG-CHAIN LINEAR OLEFINS AND AVIATION KEROSENE BY HOMOGENEOUS METATHESIS Dec 15, 2022 Pending
Array ( [id] => 19029790 [patent_doc_number] => 11929153 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-03-12 [patent_title] => Chemometric characterization of refinery hydrocarbon streams [patent_app_type] => utility [patent_app_number] => 18/065140 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 10 [patent_figures_cnt] => 10 [patent_no_of_words] => 9404 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 2 [patent_words_short_claim] => 560 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18065140 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/065140
Chemometric characterization of refinery hydrocarbon streams Dec 12, 2022 Issued
Array ( [id] => 19505125 [patent_doc_number] => 12116537 [patent_country] => US [patent_kind] => B2 [patent_issue_date] => 2024-10-15 [patent_title] => Rapid measurement of hydrocarbon corrosion propensity [patent_app_type] => utility [patent_app_number] => 18/065057 [patent_app_country] => US [patent_app_date] => 2022-12-13 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 11 [patent_figures_cnt] => 11 [patent_no_of_words] => 10681 [patent_no_of_claims] => 19 [patent_no_of_ind_claims] => 3 [patent_words_short_claim] => 532 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => patent [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18065057 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/065057
Rapid measurement of hydrocarbon corrosion propensity Dec 12, 2022 Issued
Array ( [id] => 19753257 [patent_doc_number] => 20250041822 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-02-06 [patent_title] => METHOD FOR CAPTURING MERCAPTANS USING A MACRO AND MESOPOROUS CAPTURE MASS [patent_app_type] => utility [patent_app_number] => 18/720507 [patent_app_country] => US [patent_app_date] => 2022-12-12 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 6585 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -10 [patent_words_short_claim] => 184 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18720507 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/720507
METHOD FOR CAPTURING MERCAPTANS USING A MACRO AND MESOPOROUS CAPTURE MASS Dec 11, 2022 Pending
Array ( [id] => 19683884 [patent_doc_number] => 20250002429 [patent_country] => US [patent_kind] => A1 [patent_issue_date] => 2025-01-02 [patent_title] => METHODS AND SYSTEMS FOR REMOVING HOMOGENEOUS CATALYST-RELATED CONTAMINANTS PRESENT IN A HYDROCARBON PRODUCT [patent_app_type] => utility [patent_app_number] => 18/707533 [patent_app_country] => US [patent_app_date] => 2022-12-02 [patent_effective_date] => 0000-00-00 [patent_drawing_sheets_cnt] => 0 [patent_figures_cnt] => 0 [patent_no_of_words] => 4704 [patent_no_of_claims] => 0 [patent_no_of_ind_claims] => -23 [patent_words_short_claim] => 60 [patent_maintenance] => 1 [patent_no_of_assignments] => 0 [patent_current_assignee] =>[type] => publication [pdf_file] =>[firstpage_image] =>[orig_patent_app_number] => 18707533 [rel_patent_id] =>[rel_patent_doc_number] =>)
18/707533
METHODS AND SYSTEMS FOR REMOVING HOMOGENEOUS CATALYST-RELATED CONTAMINANTS PRESENT IN A HYDROCARBON PRODUCT Dec 1, 2022 Pending
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