Prosecution Insights
Last updated: October 27, 2026

Karla Isobel Diviesti, USPTO Patent Examiner

Listed by the USPTO as DIVIESTI, KARLA ISOBEL

Tech Center 1700 • Art Units: 1792

This examiner grants 3% of resolved cases

Analysis

DIVIESTI, KARLA ISOBEL examines applications in Tech Center 1700 and Art Unit 1792. The record covers 31 resolved cases, with an allowance rate of 3.2% and a median of 1205 days to allowance. The 16.7% interview lift indicates some association between interviews and improved allowance outcomes, but the allowance rate remains very limited.

The listed companies are Novozymes A/S, Daesang Corporation, and Fujifilm Corporation. The leading firms are ARENTFOX SCHIFF LLP, Knobbe, Martens, Olson & Bear, LLP, and WENDEROTH, LIND & PONACK, L.L.P. The limited case volume and low allowance rate support conservative expectations and careful claim strategy.

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

Performance Statistics

3.2%
Allow Rate
-61.8% vs TC avg
80
Total Applications
+16.7%
Interview Lift
1205
Avg Prosecution Days
Based on 31 resolved cases, 2023–2026

Rejection Statute Breakdown

1.2%
§101 Eligibility
4.8%
§102 Novelty
67.1%
§103 Obviousness
27.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18539148 FAT SIMULATING COMPOSITION AND MEAT ALTERNATIVE Non-Final OA FUJIFILM CORPORATION
17904844 COMPOSITION COMPRISING TEXTURED LEGUMINOUS PROTEINS, METHOD FOR PREPARING SAME AND USE THEREOF Final Rejection ROQUETTE FRERES
18250397 Baked and Par-Baked Products with Thermostable AMG Variants from Penicillium Non-Final OA Novozymes A/S
18063501 PROTEASE ANIMAL FEED FORMULATION Non-Final OA Novozymes A/S
18284603 PROTEIN-CONTAINING OIL AND FAT EMULSIFIED COMPOSITION FOR PRODUCING EMULSIFIED FOODS Non-Final OA FUJI OIL HOLDINGS INC.
17911747 METHOD FOR DECOLORIZING ESSENTIAL OIL Final Rejection TAKASAGO INTERNATIONAL CORPORATION
18727534 A VEGETABLE FAT COMPOSITION FOR A CONFECTIONARY SPREAD Non-Final OA AAK AB (PUBL)
18264853 METHOD FOR MANUFACTURING CROSSLINKED PROTEIN Non-Final OA AMANO ENZYME INC.
17998165 ROBUST FLAVOR EMULSIONS Non-Final OA International Flavors & Fragrances Inc.
18256458 PRODUCTION OF PROTEIN-CARBOHYDRATE CONJUGATES AS EMULSIFIERS Final Rejection SYMRISE AG
17916072 PLANT-BASED ANALOG MEAT COMPOSITIONS AND METHODS OF MANUFACTURE Final Rejection CORN PRODUCTS DEVELOPMENT, INC

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Frequently Asked Questions

What is examiner Karla Isobel Diviesti's allowance rate?

3.2% of resolved applications examined by Karla Isobel Diviesti were allowed (31 resolved cases), compared with 22.9% across Art Unit 1792 over the last five years.

Does an interview help with examiner Karla Isobel Diviesti?

This examiner's interview lift is +16.7 percentage points: the difference in allowance rate between resolved applications that had an examiner interview and those that did not.

How long does examiner Karla Isobel Diviesti take to allow a patent?

Applications allowed by Karla Isobel Diviesti took 1,205 days on average from filing to allowance.

Which art unit does examiner Karla Isobel Diviesti work in?

Karla Isobel Diviesti examines applications in Art Unit 1792 in Tech Center 1700 (Chemistry & Materials).

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