Prosecution Insights
Last updated: October 25, 2026

Headwater Research LLC

Technology areas: Networking & Security • Communications • Transportation, E-Commerce & Mechanical Systems

4 pending office actions • 3 art units • 4 examiners • 0 of 4 (0%) have an AI response strategy ready • 9 patents granted in the last 365 days

Analysis

Headwater Research LLC has 5 pending office actions in Transportation, E-Commerce & Mechanical Systems. The matters involve 5 distinct examiners across 4 art units, showing that prosecution is distributed across several examination assignments rather than centered in one unit.

GLASS, RUSSELL S is the busiest examiner, with 1 pending matter. Because no examiner handles more than that recorded amount, counsel may need matter-specific strategies and separate reviews of the requirements in each action.

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

Portfolio Summary

4
Total Pending OAs
3
Non-Final OAs
0
Final Rejections
1
Advisory / Quayle

Case Difficulty Mix

Difficulty is derived from the rejection statutes on the most recent pending office action. §101-driven and multi-statute cases are graded Hard; §112-only and obviousness-type double-patenting cases are graded Easy; everything else is Medium. "Unknown" means we have not yet parsed a statute for that office action.

1
Hard (25%)
2
Medium (50%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only1 (25%)
§102 only1 (25%)
§112 only1 (25%)
Multi-statute (no §101)1 (25%)

Industry Mix

How the docket's pending cases split across USPTO tech-center bands.

0
Life Sciences
0% of docket
1
Information Tech
25% of docket
1
Communications
25% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
50% of docket
0
Business / Other
0% of docket

Time-on-OA Estimate

Manual office-action response work runs about 10 hours per case. The time-saved bands below show what IP Author's prosecution pipeline typically delivers — a conservative 20% on the low end, 35% in the middle, 50% on the high end.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
GLASS, RUSSELL S 1 71.7% +20.5%
MURILLO GARCIA, FABRICIO R 1 85.1% +57.2%
LI, GUANG W 1 78.3% +23.8%
YU, ARIEL J 1 40.6% +26.7%

Hard Cases (1)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18946594 Automated Device Provisioning and Activation MURILLO GARCIA, FABRICIO R —

Interview Candidates (4)

Cases in front of an examiner whose interview lift is 10 percentage points or more — i.e. interviewed cases historically resolve more favorably than non-interviewed ones. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
19038492 Virtualized Policy & Charging System GLASS, RUSSELL S —
18946594 Automated Device Provisioning and Activation MURILLO GARCIA, FABRICIO R —
18885194 Security, Fraud Detection, and Fraud Mitigation in Device-Assisted Services Systems LI, GUANG W —
18534415 Wireless End-User Device Providing Ambient or Sponsored Services YU, ARIEL J —

Top Art Units

Art UnitApps
3627 2
2633 1
2478 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19038492 Virtualized Policy & Charging System GLASS, RUSSELL S 3627 §102 Non-Final OA — Pending Jan 27, 2025
18946594 Automated Device Provisioning and Activation MURILLO GARCIA, FABRICIO R 2633 §102§103 Non-Final OA — Pending Nov 13, 2024
18885194 Security, Fraud Detection, and Fraud Mitigation in Device-Assisted Services Systems LI, GUANG W 2478 §112Other Non-Final OA — Pending Sep 13, 2024
18534415 Wireless End-User Device Providing Ambient or Sponsored Services YU, ARIEL J 3627 §103 Non-Final OA — Pending Dec 08, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Headwater Research LLC have?

Headwater Research LLC has 4 pending office actions as of October 2026, spread across 3 art units and 4 examiners.

Which USPTO examiner handles the most Headwater Research LLC applications?

Russell S Glass has the most, with 1 of Headwater Research LLC's pending office actions.

What technology area are Headwater Research LLC's patent applications in?

Mostly Transportation, E-Commerce & Mechanical Systems (USPTO Tech Center 3600), based on where its pending office actions are examined.

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