Prosecution Insights
Last updated: October 02, 2026

Examiner: COOK, CHRISTOPHER L

Tech Center 3700 • Art Units: 3737 3771 3793 3797

This examiner grants 48% of resolved cases

Analysis

Christopher L. Cook has overseen 562 resolved cases in Tech Center 3700. His performance in Art Unit 3737 is characterized by an allowance rate of 47.5 percent. This figure is a vital indicator for applicants to use when evaluating the likelihood of a successful outcome and for tailoring their legal arguments to the examiner's tendencies.

The median days to allowance for this examiner is 1676. This timeframe provides a realistic expectation for the duration of the patent prosecution cycle. A period of 1676 days is an important factor in the strategic management of a patent portfolio and in the timing of commercial activities related to the technology.

The interview lift for this examiner is 26.6 percent. This indicates that engaging in an interview with the examiner correlates with a significant increase in the probability of allowance over the 47.5 percent base rate. The 26.6 percent lift suggests that direct communication is an effective strategy for resolving issues and moving the application toward a grant.

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

Performance Statistics

47.5%
Allow Rate
-22.5% vs TC avg
607
Total Applications
+26.6%
Interview Lift
1676
Avg Prosecution Days
Based on 562 resolved cases, 2023–2026

Rejection Statute Breakdown

4.5%
§101 Eligibility
8.7%
§102 Novelty
43.9%
§103 Obviousness
33.9%
§112 Clarity

Currently Pending Office Actions

App #TitleStatusAssignee
19224038 MEDICAL DEVICES WITH ENHANCED ECHOGENICITY Final Rejection BOSTON SCIENTIFIC SCIMED, INC.
18787392 ROBOTIC ARMS AND METHODS FOR TISSUE RESECTION AND IMAGING Non-Final OA PROCEPT BioRobotics Corporation
19029239 ULTRASOUND DIAGNOSTIC APPARATUS AND PROGRAM Final Rejection FUJIFILM Corporation
19368109 ULTRASONIC DIAGNOSTIC APPARATUS Non-Final OA Canon Kabushiki Kaisha
19107648 ULTRASOUND EXAM TRACKING Non-Final OA KONINKLIJKE PHILIPS N.V.
19019695 DEVICE TRACKING USING LONGITUDINAL ENCODING Final Rejection KONINKLIJKE PHILIPS N.V.
18017684 NAVIGATION OPERATION INSTRUCTIONS Final Rejection KONINKLIJKE PHILIPS N.V.
16978965 NEUROMODULATION TECHNIQUES Final Rejection General Electric Company
19185052 Systems and Methods Using Ultrasound for Treatment Final Rejection P Tech, LLC
18750749 OFFSCREEN INDICATOR VIEWER USER INTERFACE Non-Final OA Auris Health, Inc.
19285808 METHOD AND MEDICAL SYSTEM FOR ADJUSTING A REFERENCE X-RAY IMAGE Non-Final OA Siemens Healthineers AG
18910160 Method and Device for Planning an MR Examination on an MRT System Final Rejection Siemens Healthineers AG
19093116 Systems and Methods for Targeted Neuromodulation Non-Final OA The Board of Trustees of the Leland Stanford Junior University
18895047 MAGNETIC RESONANCE SCANNING SYSTEM AND METHOD Non-Final OA GE Precision Healthcare LLC
18089905 System and Method for Providing Guidance Itinerary for Interventional Medical Procedures Final Rejection GE Precision Healthcare LLC
18127884 SYSTEMS AND METHODS FOR NONCONTACT ULTRASOUND IMAGING Final Rejection The General Hospital Corporation
17670005 SYSTEM FOR DETECTING MAGNETIC RESONANCE GENERATED GRADIENT FIELD USING AN IMPLANTED MEDICAL DEVICE Non-Final OA Pacesetter, Inc.
18841195 RADIAL TISSUE STIFFNESS MEASUREMENT APPARATUS AND ANALYSIS TECHNIQUE Non-Final OA The Charles Stark Draper Laboratory, Inc.
18397048 BIOPSY SYSTEM FOR USE IN MAGNETIC RESONANCE IMAGING SUITE Final Rejection Devicor Medical Products, Inc.
18172447 SYSTEM AND METHOD FOR MULTIMODAL DISPLAY VIA SURGICAL TOOL ASSISTED MODEL FUSION Final Rejection EDDA TECHNOLOGY, INC.

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