Prosecution Insights
Last updated: October 02, 2026

Examiner: DOYLE, BRANDI M

Tech Center 1700 • Art Units: 1761 1771

This examiner grants 63% of resolved cases

Analysis

Brandi M. Doyle is an examiner in Art Unit 1761 of Tech Center 1700. With 491 resolved cases, the examiner has an allowance rate of 62.7%. This rate indicates a reasonable probability of securing a patent grant. The median days to allowance is 1145, which serves as a benchmark for the expected length of prosecution.

The interview lift is 11.9%, showing that interviews provide a measurable benefit in increasing the chances of allowance relative to the 62.7% baseline. Practitioners should consider this 11.9% lift as part of their overall strategy. The 491 resolved cases offer a solid data set for these metrics.

In Tech Center 1700, the 62.7% allowance rate and 1145-day median timeline suggest a steady path to allowance in Art Unit 1761. The 11.9% interview lift is a useful tactical option. These figures provide a grounded basis for setting client expectations.

Written from this page's own data; every figure is computed from USPTO records and verified before publication.

Performance Statistics

62.7%
Allow Rate
-2.3% vs TC avg
524
Total Applications
+11.9%
Interview Lift
1145
Avg Prosecution Days
Based on 491 resolved cases, 2023–2026

Rejection Statute Breakdown

0.5%
§101 Eligibility
5.2%
§102 Novelty
62.4%
§103 Obviousness
22.7%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18994751 HYDROTREATMENT PROCESS USING A SEQUENCE OF CATALYSTS WITH A CATALYST BASED ON NICKEL AND TUNGSTEN ON A SILICA-ALUMINA SUPPORT Non-Final OA IFP ENERGIES NOUVELLES
18842906 PITCH COMPOSITIONS AND METHODS RELATED THERETO Non-Final OA ExxonMobil Technology and Engineering Company
18708893 PROCESSES FOR CONVERTING HYDROCARBON FEEDSTOCK TO PITCH COMPOSITIONS SUITABLE FOR THE MANUFACTURE OF CARBON ARTICLES Final Rejection ExxonMobil Technology and Engineering Company
19421392 PROCESS FOR PREPARING CHEMICALS BY GRADED GAS-PHASE DEHYDROGENATION AND CRACKING OF WASTE PLASTICS AND CRUDE OIL MIXED FEEDING Final Rejection China University of Petroleum (East China)
19034231 CATALYST FORMULATION FOR CRACKING CRUDE OILS TO PRODUCE LIGHT OLEFINS AND AROMATICS Non-Final OA Saudi Arabian Oil Company
18883682 EMULSION BREAKING Non-Final OA Saudi Arabian Oil Company
18462068 METHODS FOR OPERATING CONTINUOUS CATALYTIC REFORMER UNITS Final Rejection Saudi Arabian Oil Company
19123889 METHOD FOR THE PURIFICATION OF A PLASTIC LIQUEFACTION OIL COMPOSITION Non-Final OA TOTALENERGIES ONETECH
18832351 METHOD FOR PRODUCING A STABILIZED BIOMASS OIL Final Rejection TotalEnergies OneTech
17634438 PROCESS FOR IMPROVING BASE OIL YIELDS Final Rejection Chevron U.S.A. Inc.
18717908 Process and Plant for Producing One or More Hydrocarbons Non-Final OA Linde GmbH
19024487 METHOD FOR PREPARING TRANSPORTATION FUEL FROM HYDROTHERMAL LIQUEFACTION PRODUCED BIO-CRUDE OIL Non-Final OA China Agricultural University
18873770 PARTICULATE REMOVAL SYSTEM FOR USE IN HYDROPROCESSING Non-Final OA SHELL USA, INC.
18871273 PROCESS FOR PRODUCING KEROSENE AND/OR DIESEL FROM RENEWABLE SOURCES Non-Final OA SHELL USA, INC.
19100211 RECYCLED CONTENT HYDROCARBON FROM A RESIN FACILITY TO RECYCLED CONTENT PARAXYLENE Non-Final OA Eastman Chemical Company
19100206 RECYCLED CONTENT HYDROCARBON FROM A RESIN FACILITY TO RECYCLED CONTENT PARAXYLENE Non-Final OA Eastman Chemical Company
19099831 RECYCLED CONTENT PARAXYLENE AND RELATED CHEMICAL COMPOUNDS FROM WASTE PLASTIC Non-Final OA Eastman Chemical Company
18992565 SYSTEMS AND PROCESS FOR THE PRODUCTION OF HYDROCARBON PRODUCTS Non-Final OA SABIC GLOBAL TECHNOLOGIES B.V.
18860251 COMBINING OXIDATIVE COUPLING OF METHANE WITH ADIABATIC THERMAL CRACKING (PYROLYSIS) REACTOR Non-Final OA SABIC GLOBAL TECHNOLOGIES B.V.
18551705 SYSTEMS AND METHODS FOR OLEFIN PRODUCTION IN ELECTRICALLY-HEATED CRACKING FURNACE Final Rejection SABIC GLOBAL TECHNOLOGIES B.V.
19111054 METHODS FOR DEHYDROGENATING HYDROCARBONS UTILIZING COUNTERCURRENT FLOW REGENERATORS Non-Final OA Dow Global Technologies LLC
19111058 METHODS FOR DEHYDROGENATING HYDROCARBONS UTILIZING COMBUSTION UNITS Non-Final OA Dow Global Technologies LLC
18546346 Hydrocarbon Extraction Processes Utilizing a Cleansing Bed Non-Final OA ExxonMobil Chemical Patents Inc.
19040498 CRUDE PETROLEUM OIL PROCESSING METHOD FOR CRUDE DISTILLATION UNIT Non-Final OA COUNCIL OF SCIENTIFIC AND INDUSTRIAL RESEARCH
18993182 A METHOD FOR PURIFICATION OF LIQUEFIED WASTE PLASTICS USING RECYCLED AQUEOUS STREAM Non-Final OA Neste Oyj
18915111 THERMAL CRACKING OF CONDENSATES TO PRODUCE OLEFINS AND DIESEL Final Rejection LUMMUS TECHNOLOGY LLC
18809383 THERMAL CRACKING OF CRUDES TO CHEMICALS WITH HEAT TRANSFER FLUIDS Non-Final OA LUMMUS TECHNOLOGY LLC
18757122 ELECTRIC ADIABATIC HEATER FOR OLEFIN PRODUCTION Non-Final OA LUMMUS TECHNOLOGY LLC

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