Prosecution Insights
Last updated: October 04, 2026

Siphox Inc.

Technology areas: Biotechnology & Pharmaceuticals • Chemistry & Materials

9 pending office actions • 6 art units • 9 examiners • 0 of 9 (0%) have an AI response strategy ready • 4 patents granted in the last 365 days

Analysis

Siphox Inc. is currently managing 9 pending office actions within the Chemistry & Materials technology area. These 9 actions are distributed among 9 distinct examiners, meaning each examiner is handling exactly one case. The portfolio is spread across 6 distinct art units, showing a significant technical range within the chemistry sector for their current filings.

LUU, THANH X is the busiest examiner for the company, with 1 pending office action. The distribution of 9 pending actions across so many distinct examiners and 6 distinct art units suggests a decentralized prosecution strategy. This requires the company to navigate the specific expectations of many different examiners and administrative units simultaneously, reflecting the diverse nature of their innovations in Chemistry & Materials.

Because each pending action is assigned to a different examiner, the company must manage several unique sets of feedback and examination styles. The concentration into 6 distinct art units means that while the examiners are diverse, they are grouped within a few specialized administrative sections. This structure requires a versatile approach to prosecution that can account for the specific technical standards of the art units while addressing the individual concerns of the examiners.

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

Portfolio Summary

9
Total Pending OAs
4
Non-Final OAs
5
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 4 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

3
Overdue
1
Due this week
0
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. 4 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (3)Due ≤ 7 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.

7
Hard (78%)
2
Medium (22%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only2 (22%)
Multi-statute (no §101)7 (78%)

Industry Mix

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

5
Life Sciences
56% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
11% of docket
1
Mechanical / Eng
11% of docket
2
Business / Other
22% 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
LUU, THANH X 1 78.2% +10.2%
HERON, VELVET ELIZABETH 1 47.4% +52.6%
KIM, SAMUEL CHONG 1 48.7% +70.4%
GERHARD, ALISON CLAIRE 1 39.5% +24.4%
THOMASON, DARBY MARGARET 1 72.4% +23.9%
BUCHANAN, BAILEY CHEYENNE 1 42.9% +57.1%
BALL, JOHN C 1 78.8% +16.2%
TURK, NEIL N 1 51.0% +44.3%
KENNEDY, SARAH JANE 1 0.0% +0.0%

Hard Cases (8)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 8 ordered by deadline are shown.

App #TitleExaminerDue in
18107135 APPARATUS AND METHODS FOR ACTUATING FLUIDS IN A BIOSENSOR CARTRIDGE GERHARD, ALISON CLAIRE 100d overdue
18000818 SYSTEMS AND METHODS FOR PHOTONIC CHIP COUPLING THOMASON, DARBY MARGARET 99d overdue
18199199 APPARATUS FOR A MULTIPURPOSE FLUID EXTRACTION DEVICE FOR DIAGNOSTICS AND METHOD OF USE KIM, SAMUEL CHONG 97d overdue
17403480 TAGGED-BASE DNA SEQUENCING READOUT ON WAVEGUIDE SURFACES KENNEDY, SARAH JANE 6d
19079377 APPARATUS AND METHOD OF MANUFACTURE FOR A PLUGGABLE INTER-CHIP OPTICAL CONNECTOR LUU, THANH X —
18427142 BODILY FLUID COLLECTION ASSEMBLY HERON, VELVET ELIZABETH —
18008130 CASCADING AMPLIFICATION FOR CHEMICAL AND BIOSENSING BUCHANAN, BAILEY CHEYENNE —
17918102 INTEGRATED PHOTONIC SYSTEMS AND METHODS FOR BIOSENSING BALL, JOHN 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
18107135 APPARATUS AND METHODS FOR ACTUATING FLUIDS IN A BIOSENSOR CARTRIDGE GERHARD, ALISON CLAIRE 100d overdue
18000818 SYSTEMS AND METHODS FOR PHOTONIC CHIP COUPLING THOMASON, DARBY MARGARET 99d overdue
18199199 APPARATUS FOR A MULTIPURPOSE FLUID EXTRACTION DEVICE FOR DIAGNOSTICS AND METHOD OF USE KIM, SAMUEL CHONG 97d overdue
19079377 APPARATUS AND METHOD OF MANUFACTURE FOR A PLUGGABLE INTER-CHIP OPTICAL CONNECTOR LUU, THANH X —
18427142 BODILY FLUID COLLECTION ASSEMBLY HERON, VELVET ELIZABETH —
18008130 CASCADING AMPLIFICATION FOR CHEMICAL AND BIOSENSING BUCHANAN, BAILEY CHEYENNE —
17918102 INTEGRATED PHOTONIC SYSTEMS AND METHODS FOR BIOSENSING BALL, JOHN C —
17859877 DEVICES, SYSTEMS, AND METHODS FOR RESPIRATORY DISEASE TESTING CROSS-REFERENCE TO RELATED APPLICATIONS TURK, NEIL N —

Top Art Units

Art UnitApps
1682 2
3791 1
1797 1
2874 1
1759 1
1798 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19079377 APPARATUS AND METHOD OF MANUFACTURE FOR A PLUGGABLE INTER-CHIP OPTICAL CONNECTOR LUU, THANH X — §103§112 Non-Final OA — Pending Mar 13, 2025
18427142 BODILY FLUID COLLECTION ASSEMBLY HERON, VELVET ELIZABETH — §102§103§112 Non-Final OA — Pending Jan 30, 2024
18199199 APPARATUS FOR A MULTIPURPOSE FLUID EXTRACTION DEVICE FOR DIAGNOSTICS AND METHOD OF USE KIM, SAMUEL CHONG 3791 §103§112 Final Rejection 97d overdue Pending May 18, 2023
18107135 APPARATUS AND METHODS FOR ACTUATING FLUIDS IN A BIOSENSOR CARTRIDGE GERHARD, ALISON CLAIRE 1797 §102§103 Final Rejection 100d overdue Pending Feb 08, 2023
18000818 SYSTEMS AND METHODS FOR PHOTONIC CHIP COUPLING THOMASON, DARBY MARGARET 2874 §102§103§112 Final Rejection 99d overdue Pending Dec 05, 2022
18008130 CASCADING AMPLIFICATION FOR CHEMICAL AND BIOSENSING BUCHANAN, BAILEY CHEYENNE 1682 §102§103 Final Rejection — Pending Dec 02, 2022
17918102 INTEGRATED PHOTONIC SYSTEMS AND METHODS FOR BIOSENSING BALL, JOHN C 1759 §102§112 Non-Final OA — Pending Oct 10, 2022
17859877 DEVICES, SYSTEMS, AND METHODS FOR RESPIRATORY DISEASE TESTING CROSS-REFERENCE TO RELATED APPLICATIONS TURK, NEIL N 1798 §103 Non-Final OA — Pending Jul 07, 2022
17403480 TAGGED-BASE DNA SEQUENCING READOUT ON WAVEGUIDE SURFACES KENNEDY, SARAH JANE 1682 §103 Final Rejection 6d Pending Aug 16, 2021

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