Prosecution Insights
Last updated: October 25, 2026

Natural Breast 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

Analysis

Natural Breast Co. Ltd. is active in the Medical Devices & Mechanical Engineering technology area. The company currently has 2 pending office actions. These actions are assigned to 2 distinct examiners and are located within 1 distinct art unit. This indicates a concentrated technical focus, as all current activity is occurring within the same specialized group at the patent office.

The busiest examiner for this portfolio is NERENBERG, RENEE FLORENCIA. This examiner is responsible for 1 pending office action. Given that there are 2 pending office actions and 2 distinct examiners, the workload is distributed equally. Both examiners are operating within the same single art unit, which may lead to consistent examination standards for the company's filings. However, the use of 2 distinct examiners means that the company must navigate two separate perspectives on its technology. This balanced distribution of 2 pending office actions across 2 distinct examiners within 1 distinct art unit suggests a focused prosecution strategy in the Medical Devices & Mechanical Engineering field.

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

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.

0
Overdue
0
Due this week
1
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.

0
Hard (0%)
2
Medium (100%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (100%)

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
2
Mechanical / Eng
100% 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.

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
NERENBERG, RENEE FLORENCIA 1 66.7% +0.0%
THOMAS, NATALIE NICOLE 1 0.0% +0.0%

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
18276879 ARTIFICIAL BREAST AND SILICONE RUBBER BODY THOMAS, NATALIE NICOLE 20d

Top Art Units

Art UnitApps
3774 2

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18276890 MAMMARY PROSTHESIS AND ARTIFICIAL NIPPLE NERENBERG, RENEE FLORENCIA 3774 §103 Non-Final OA — Pending Aug 11, 2023
18276879 ARTIFICIAL BREAST AND SILICONE RUBBER BODY THOMAS, NATALIE NICOLE 3774 §103 Non-Final OA 20d Pending Aug 10, 2023

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Frequently Asked Questions

How many pending USPTO office actions does Natural Breast Co. Ltd. have?

Natural Breast Co. Ltd. has 2 pending office actions as of October 2026, spread across 1 art units and 2 examiners.

Which USPTO examiner handles the most Natural Breast Co. Ltd. applications?

Renee Florencia Nerenberg has the most, with 1 of Natural Breast Co. Ltd.'s pending office actions.

What technology area are Natural Breast Co. Ltd.'s patent applications in?

Mostly Medical Devices & Mechanical Engineering (USPTO Tech Center 3700), based on where its pending office actions are examined.

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