Prosecution Insights
Last updated: May 29, 2026

Qingdao Ecopure Filter Co. Ltd.

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

Portfolio Summary

3
Total Pending OAs
1
Non-Final OAs
2
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

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

Deadline Fire Line

Every pending office action with a known statutory deadline, placed on a days-until-due axis. Dots left of Today are overdue; the further right, the more runway. Cases that share a deadline window stack vertically. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (1)Due ≤ 7 days (1)Due ≤ 30 days (1)

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.

0
Hard (0%)
2
Medium (67%)
0
Easy (0%)
1
Unknown (33%)

Rejection Statute Mix

BucketCases
§103 only2 (67%)
No statute on record1 (33%)

Industry Mix

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

2
Life Sciences
67% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
1
Mechanical / Eng
33% 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.

30 h
Manual time on pending OAs
6 h
Time saved (low, 20%)
10 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
KEYWORTH, PETER 1 58.0% +23.7%
KURTZ, BENJAMIN M 1 56.8% +17.3%
DELEON, DARIO ANTONIO 1 63.4% +33.4%

Interview Candidates (3)

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 3 ordered by deadline are shown.

App #TitleExaminerDue in
18310820 WATER PURIFYING APPARATUS AND FILTER STRUCTURE DELEON, DARIO ANTONIO 79d overdue
18448694 SELF-LOCKING FILTER CARTRIDGE AND ASSEMBLY KURTZ, BENJAMIN M 6d
18496275 WATER FILTER ELEMENT HAVING A REMOVAL AND REPLACEMENT MEMBER KEYWORTH, PETER 22d

Top Art Units

Art UnitApps
1777 1
1779 1
3763 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18496275 WATER FILTER ELEMENT HAVING A REMOVAL AND REPLACEMENT MEMBER KEYWORTH, PETER 1777 §103 Non-Final OA 22d Pending Oct 27, 2023
18448694 SELF-LOCKING FILTER CARTRIDGE AND ASSEMBLY KURTZ, BENJAMIN M 1779 §103 Final Rejection 6d Pending Aug 11, 2023
18310820 WATER PURIFYING APPARATUS AND FILTER STRUCTURE DELEON, DARIO ANTONIO 3763 Other Final Rejection 79d overdue Pending May 02, 2023

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