Prosecution Insights
Last updated: October 25, 2026

SIO2 Medical Products Inc.

Technology areas: Chemistry & Materials • Medical Devices & Mechanical Engineering

5 pending office actions • 4 art units • 5 examiners • 0 of 5 (0%) have an AI response strategy ready • 2 patents granted in the last 365 days

Analysis

SIO2 Medical Products Inc. currently has 5 pending office actions located within the Medical Devices & Mechanical Engineering technology area. These actions are spread across 5 distinct examiners and 4 distinct art units, showing a high degree of diversification in the personnel and units reviewing the company's applications. This suggests that the company's medical device innovations are technically varied or are being routed to multiple specialized niches within the USPTO.

The busiest examiner for the portfolio is HALL, DEANNA K, who is assigned 1 pending office action. With a busiest examiner pending count of 1 and a total of 5 pending office actions, the workload is evenly distributed among the 5 distinct examiners. This distribution means that the company's prosecution success is not dependent on any single individual, providing a broad base of feedback across the Medical Devices & Mechanical Engineering sector.

For practitioners, the requirement to interface with 4 distinct art units for 5 pending office actions necessitates a versatile and well-coordinated prosecution strategy. Each of the 5 distinct examiners will bring their own perspective to the review process. This structure provides a level of protection against localized delays, as the company's overall progress is distributed across multiple examination tracks and individuals.

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

Portfolio Summary

5
Total Pending OAs
2
Non-Final OAs
3
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 2 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

2
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.

1
Hard (20%)
4
Medium (80%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only4 (80%)
Multi-statute (no §101)1 (20%)

Industry Mix

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

2
Life Sciences
40% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
3
Mechanical / Eng
60% 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.

50 h
Manual time on pending OAs
10 h
Time saved (low, 20%)
18 h
Time saved (mid, 35%)
0.4 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
HALL, DEANNA K 1 75.7% +15.3%
ARBLE, JESSICA R 1 66.6% +25.0%
ROMANOWSKI, MICHAEL C 1 53.0% +62.8%
CHATRATHI, ARJUNA P 1 62.0% +22.3%
PEO, KARA M 1 42.5% +37.8%

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
18018868 METHOD AND PACKAGE FOR REDUCING THE DEGRADATION OF A DRUG AND/OR EXCIPIENT, E.G. POLYSORBATE STABILIZER, IN A PHARMACEUTICAL PRODUCT PEO, KARA M —

Interview Candidates (5)

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 5 ordered by deadline are shown.

App #TitleExaminerDue in
18552708 ATOMIC LAYER DEPOSITION COATED PHARMACEUTICAL PACKAGING AND IMPROVED SYRINGES AND VIALS, E.G. FOR LYOPHILIZED/COLD-CHAIN DRUGS/VACCINES CHATRATHI, ARJUNA P 44d overdue
18560187 Drug Primary Package Having Integrated RFID Tag ARBLE, JESSICA R 36d overdue
18843492 IMPROVED SYRINGE AND GASKET SYSTEMS HALL, DEANNA K —
18498734 STERILIZABLE PHARMACEUTICAL PACKAGE FOR OPHTHALMIC FORMULATIONS ROMANOWSKI, MICHAEL C —
18018868 METHOD AND PACKAGE FOR REDUCING THE DEGRADATION OF A DRUG AND/OR EXCIPIENT, E.G. POLYSORBATE STABILIZER, IN A PHARMACEUTICAL PRODUCT PEO, KARA M —

Top Art Units

Art UnitApps
3781 2
3783 1
1782 1
1777 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18843492 IMPROVED SYRINGE AND GASKET SYSTEMS HALL, DEANNA K 3783 §103 Non-Final OA — Pending Sep 03, 2024
18560187 Drug Primary Package Having Integrated RFID Tag ARBLE, JESSICA R 3781 §103 Final Rejection 36d overdue Pending Nov 10, 2023
18498734 STERILIZABLE PHARMACEUTICAL PACKAGE FOR OPHTHALMIC FORMULATIONS ROMANOWSKI, MICHAEL C 1782 §103 Final Rejection — Pending Oct 31, 2023
18552708 ATOMIC LAYER DEPOSITION COATED PHARMACEUTICAL PACKAGING AND IMPROVED SYRINGES AND VIALS, E.G. FOR LYOPHILIZED/COLD-CHAIN DRUGS/VACCINES CHATRATHI, ARJUNA P 3781 §103 Final Rejection 44d overdue Pending Sep 27, 2023
18018868 METHOD AND PACKAGE FOR REDUCING THE DEGRADATION OF A DRUG AND/OR EXCIPIENT, E.G. POLYSORBATE STABILIZER, IN A PHARMACEUTICAL PRODUCT PEO, KARA M 1777 §102§112 Non-Final OA — Pending Jan 30, 2023

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Frequently Asked Questions

How many pending USPTO office actions does SIO2 Medical Products Inc. have?

SIO2 Medical Products Inc. has 5 pending office actions as of October 2026, spread across 4 art units and 5 examiners.

Which USPTO examiner handles the most SIO2 Medical Products Inc. applications?

Deanna K Hall has the most, with 1 of SIO2 Medical Products Inc.'s pending office actions.

What technology area are SIO2 Medical Products Inc.'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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