Prosecution Insights
Last updated: October 02, 2026

Examiner: PHAM, KATHERINE-PH MINH

Tech Center 3700 • Art Units: 3753 3781

This examiner grants 59% of resolved cases

Analysis

Katherine-Ph Minh Pham has resolved 100 cases in Art Unit 3753 within Tech Center 3700. The examiner's allowance rate of 59.0 percent indicates a moderate level of difficulty for applicants in this mechanical engineering docket. This 59.0 percent rate suggests that approximately six out of ten cases reach a grant. The 100 resolved cases provide a sufficient sample to understand the examiner's typical prosecution patterns. Practitioners should prepare for a balanced examination process that may require multiple rounds of response.

The data includes an interview lift of 50.4 percent, which is a very significant figure. This 50.4 percent lift indicates that interviews are exceptionally productive and may be the deciding factor in moving an application toward allowance. The median days to allowance is 1275, suggesting that the path to a grant is often prolonged. Practitioners should prioritize scheduling interviews early in the process to overcome the 1275-day median wait time. The contrast between the 59.0 percent allowance rate and the 50.4 percent interview lift demonstrates that verbal advocacy is a powerful tool in this examiner's docket.

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

Performance Statistics

59.0%
Allow Rate
-11.0% vs TC avg
155
Total Applications
+50.4%
Interview Lift
1275
Avg Prosecution Days
Based on 100 resolved cases, 2023–2026

Rejection Statute Breakdown

0.4%
§101 Eligibility
15.9%
§102 Novelty
66.8%
§103 Obviousness
13.0%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
18867247 MODULAR NEGATIVE PRESSURE WOUND THERAPY SYSTEMS Non-Final OA Solventum Intellectual Properties Company
18867082 MODULAR NEGATIVE PRESSURE WOUND THERAPY DEVICES, SYSTEMS, AND METHODS Non-Final OA Solventum Intellectual Properties Company
17605168 Manifold With Biological Actives For Negative-Pressure Therapy Non-Final OA Solventum Intellectual Properties Company
18982557 OPTICAL FIBERS FOR OPTICALLY SENSING THROUGH WOUND DRESSINGS Non-Final OA T.J.Smith and Nephew,Limited
18571520 LIQUID INGRESS PROTECTION AND DESIGN OF ELECTRONIC CIRCUITRY FOR NEGATIVE PRESSURE WOUND THERAPY SYSTEMS Final Rejection T.J.Smith and Nephew,Limited
17501768 LAVAGE SYSTEMS AND DEVICES HAVING A VENTING COMPONENT Non-Final OA CareFusion 2200, Inc.
18900119 Dynamic Pressure Response System and Method for Measuring Residual Fluid Non-Final OA C. R. Bard, Inc.
18580449 Urinary Catheters and Methods Non-Final OA C.R. BARD, INC
18708636 Skin Disinfecting Scrubbing Device With Accurate Disinfectant Solution Volume Dispensing Control Final Rejection BECTON, DICKINSON AND COMPANY
16978346 Adhesive Tape Assemblies Non-Final OA Avery Dennison Corporation
18554653 EXTRACORPOREAL CIRCUIT FOR DECAPNEIZATION OF ORGANIC FLUIDS Final Rejection B. Braun Avitum AG
18849214 OSTOMY BARRIER APPLIANCE WITH SELF-ACTIVATING ADJUSTABLE CONVEXITY Non-Final OA HOLLISTER INCORPORATED
18554779 URINARY CATHETER WITH PATTERNED DRAINAGE HOLES TO PROVIDE TIP FLEXIBILITY Final Rejection Hollister Incorporated
18690392 FLUID COLLECTION CONTAINER LINER ASSEMBLY, AND RELATED SYSTEMS AND METHODS Final Rejection PUREWICK CORPORATION
18043618 FLUID COLLECTION DEVICES AND SYSTEMS HAVING ONE OR MORE SECUREMENT STRAPS, AND METHODS OR USE Final Rejection PUREWICK CORPORATION
18006807 FLUID COLLECTION DEVICES AND SYSTEMS INCLUDING AN ADHESIVE SECUREMENT FEATURE, AND METHODS OF USE Non-Final OA PUREWICK CORPORATION
17446654 FLUID COLLECTION DEVICES AND SYSTEMS Non-Final OA PureWick Corporation
18870472 A TUBE Non-Final OA Coloplast A/S
18690225 SOLID STATE SHUNT VALVE WITH ACTIVE OUTFLOW REGULATOR, VENTRICULAR CATHETERS, AND OTHER EMBODIMENTS Final Rejection Wayne State University
18115216 HAEMOCONCENTRATION DEVICE Non-Final OA Brightwake Limited
18019281 APPARATUS FOR CONTROLLING LEAKAGE OF A REDUCE PRESSURE THERAPY SYSTEM Non-Final OA KCI Manufacturing Unlimited Company
17916219 TISSUE INTERFACE FOR NEGATIVE PRESSURE AND INSTILLATION THERAPY Non-Final OA KCI Manufacturing Unlimited Company
18701612 MULTI-LAYERED MATERIAL, IN PARTICULAR FOR HYGIENE/SANITARY PRODUCTS, AND MANUFACTURING METHOD FOR MAKING SUCH A MULTI-LAYERED MATERIAL Non-Final OA Fitesa Sulmona S.r.L.

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