Prosecution Insights
Last updated: October 04, 2026

RAIN BIRD Corporation

Technology areas: Computing & Software • Medical Devices & Mechanical Engineering

9 pending office actions • 5 art units • 8 examiners • 0 of 9 (0%) have an AI response strategy ready • 12 patents granted in the last 365 days

Analysis

RAIN BIRD Corporation has 9 pending office actions in the Medical Devices & Mechanical Engineering technology area. These 9 actions are distributed among 8 distinct examiners, showing that the pending matters are being reviewed by many different officials. This distribution of 8 distinct examiners for 9 pending office actions requires the company to address a variety of examiner styles and technical interpretations. Practitioners must be prepared to navigate these different perspectives across the Medical Devices & Mechanical Engineering portfolio.

The workload is spread across 5 distinct art units, reflecting the technical diversity of the company's mechanical engineering innovations. Hua Lu is the busiest examiner, currently overseeing 2 pending office actions. This makes Hua Lu the examiner responsible for 2 of the 9 total pending matters. The presence of 5 distinct art units indicates that the company's research falls into several different specialized administrative categories within the USPTO.

With 8 distinct examiners and 5 distinct art units, the prosecution environment is decentralized. The company must coordinate its strategy across 5 different administrative divisions to ensure consistency. The presence of 9 pending office actions across such an array of examiners and units highlights the complexity of managing this portfolio. Applicants should focus on the specific requirements of each of the 5 distinct art units while addressing the feedback from the 8 distinct examiners involved in the 9 pending office actions. Hua Lu represents a point of overlap with 2 actions.

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

Portfolio Summary

9
Total Pending OAs
8
Non-Final OAs
1
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 1 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
0
Due this month
0
Due in next 60 days
0
Due later

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.

3
Hard (33%)
3
Medium (33%)
2
Easy (22%)
1
Unknown (11%)

Rejection Statute Mix

BucketCases
§101 + other1 (11%)
§103 only2 (22%)
§112 only1 (11%)
Double-patenting only1 (11%)
Double-patenting + other1 (11%)
Multi-statute (no §101)2 (22%)
No statute on record1 (11%)

Industry Mix

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

0
Life Sciences
0% of docket
2
Information Tech
22% of docket
1
Communications
11% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
33% of docket
3
Business / Other
33% 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.

90 h
Manual time on pending OAs
18 h
Time saved (low, 20%)
31 h
Time saved (mid, 35%)
0.8 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LU, HUA 2 69.4% +26.4%
BALSECA, FRANKLIN D 1 60.4% +30.4%
CARLSON, JEFFREY D 1 30.1% +19.1%
ERDMAN, CHAD G 1 80.1% +18.0%
MENZ, LAURA MARY 1 87.7% +8.7%
BARRERA, JUAN C 1 63.3% +35.0%
MEILLER, SEAN V 1 73.9% +38.1%
GREENLUND, JOSEPH A 1 66.6% +34.5%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18889965 IRRIGATION CONTROL BASED ON A USER ENTERED NUMBER OF WATERING PASSES ERDMAN, CHAD G —

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18389038 Irrigation Device And Conversion Indicator For Irrigation Device GREENLUND, JOSEPH A 5d overdue
18823399 VOLUMETRIC BUDGET BASED IRRIGATION CONTROL MENZ, LAURA MARY —
18756790 Clog Resistant Drip Emitter BARRERA, JUAN C —

Interview Candidates (8)

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 8 ordered by deadline are shown.

App #TitleExaminerDue in
18389038 Irrigation Device And Conversion Indicator For Irrigation Device GREENLUND, JOSEPH A 5d overdue
18999731 IRRIGATION CONTROLLER WITH WIRELESS ACCESS TO NETWORKED REMOTE SERVICE BALSECA, FRANKLIN D —
18949859 LONG-RANGE REMOTE SOLENOID-VALVE ACTUATOR CARLSON, JEFFREY D —
18889965 IRRIGATION CONTROL BASED ON A USER ENTERED NUMBER OF WATERING PASSES ERDMAN, CHAD G —
18756790 Clog Resistant Drip Emitter BARRERA, JUAN C —
18617199 Sprinkler With An Adjustable Pressure Regulator MEILLER, SEAN V —
18123976 IRRIGATION CONTROL SYSTEMS AND USER INTERFACES LU, HUA —
18123975 IRRIGATION CONTROL SYSTEMS AND USER INTERFACES LU, HUA —

Top Art Units

Art UnitApps
3752 2
2118 2
2688 1
3992 1
3741 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18999731 IRRIGATION CONTROLLER WITH WIRELESS ACCESS TO NETWORKED REMOTE SERVICE BALSECA, FRANKLIN D 2688 §103§112DP Non-Final OA — Pending Dec 23, 2024
18949859 LONG-RANGE REMOTE SOLENOID-VALVE ACTUATOR CARLSON, JEFFREY D 3992 §112 Non-Final OA — Pending Nov 15, 2024
18889965 IRRIGATION CONTROL BASED ON A USER ENTERED NUMBER OF WATERING PASSES ERDMAN, CHAD G — DP Non-Final OA — Pending Sep 19, 2024
18823399 VOLUMETRIC BUDGET BASED IRRIGATION CONTROL MENZ, LAURA MARY — §101§102Other Non-Final OA — Pending Sep 03, 2024
18756790 Clog Resistant Drip Emitter BARRERA, JUAN C 3752 §102§103§112 Non-Final OA — Pending Jun 27, 2024
18617199 Sprinkler With An Adjustable Pressure Regulator MEILLER, SEAN V 3741 — Non-Final OA — Pending Mar 26, 2024
18389038 Irrigation Device And Conversion Indicator For Irrigation Device GREENLUND, JOSEPH A 3752 §102§103Other Final Rejection 5d overdue Pending Nov 13, 2023
18123976 IRRIGATION CONTROL SYSTEMS AND USER INTERFACES LU, HUA 2118 §103 Non-Final OA — Pending Mar 20, 2023
18123975 IRRIGATION CONTROL SYSTEMS AND USER INTERFACES LU, HUA 2118 §103 Non-Final OA — Pending Mar 20, 2023

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