Prosecution Insights
Last updated: October 04, 2026

Hema (China) Co. Ltd.

Technology area: Medical Devices & Mechanical Engineering

2 pending office actions • 1 art units • 2 examiners • 0 of 2 (0%) have an AI response strategy ready • 3 patents granted in the last 365 days

Analysis

Hema (China) Co. Ltd. has 2 pending office actions distributed across the Medical Devices & Mechanical Engineering technology area. These actions are handled by 2 distinct examiners, which indicates a variety of individual review styles. Despite the involvement of multiple examiners, all prosecution is centralized within 1 distinct art unit. Dong, Liang is identified as the busiest examiner for the portfolio, currently managing 1 pending office action.

This structure suggests that while the company faces the pending office actions, they are occurring within a single administrative division of the patent office. With the distinct examiners involved, the company must manage different examiner preferences even within the art unit. The workload is shared among the officials responsible for the filings. Practitioners should focus on the specific standards of the art unit while addressing the individual feedback from Dong, Liang and the other examiner. This centralized approach simplifies the administrative requirements.

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

Portfolio Summary

2
Total Pending OAs
2
Non-Final OAs
0
Final Rejections
0
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 (50%)
1
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§101 + other1 (50%)
§103 only1 (50%)

Industry Mix

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

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

20 h
Manual time on pending OAs
4 h
Time saved (low, 20%)
7 h
Time saved (mid, 35%)
0.2 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
DONG, LIANG 1 53.2% +32.9%
KARAVIAS, DENISE R 1 63.2% +30.5%

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
18692315 POSITION RECOGNITION METHOD, APPARATUS AND SYSTEM, DEVICE AND STORAGE MEDIUM KARAVIAS, DENISE R —

Interview Candidates (2)

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 2 ordered by deadline are shown.

App #TitleExaminerDue in
18704719 CUTTING DEVICE AND METHOD DONG, LIANG —
18692315 POSITION RECOGNITION METHOD, APPARATUS AND SYSTEM, DEVICE AND STORAGE MEDIUM KARAVIAS, DENISE R —

Top Art Units

Art UnitApps
3724 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18704719 CUTTING DEVICE AND METHOD DONG, LIANG 3724 §103 Non-Final OA — Pending Apr 25, 2024
18692315 POSITION RECOGNITION METHOD, APPARATUS AND SYSTEM, DEVICE AND STORAGE MEDIUM KARAVIAS, DENISE R — §101§103§112 Non-Final OA — Pending Mar 14, 2024

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