Prosecution Insights
Last updated: October 25, 2026

Pacific Biosciences of California Inc.

Technology areas: Biotechnology & Pharmaceuticals • Semiconductors, Circuits & Optics

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

Analysis

Pacific Biosciences of California Inc. has 4 pending office actions in Biotechnology & Pharmaceuticals. The matters involve 4 examiners and 4 art units, indicating that each action follows a separate examination channel.

PETKOVSEK, DANIEL is the busiest examiner, with 1 pending action. Counsel should manage each response independently, while maintaining a consistent portfolio position on recurring technical or claim issues.

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

Portfolio Summary

4
Total Pending OAs
4
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.

2
Hard (50%)
1
Medium (25%)
1
Easy (25%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§102 only1 (25%)
§112 only1 (25%)
Multi-statute (no §101)2 (50%)

Industry Mix

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

3
Life Sciences
75% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
25% of docket
0
Mechanical / Eng
0% 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.

40 h
Manual time on pending OAs
8 h
Time saved (low, 20%)
14 h
Time saved (mid, 35%)
0.3 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
PETKOVSEK, DANIEL 1 83.6% +9.5%
RILEY, JEZIA 1 83.0% +7.2%
LU, FRANK WEI MIN 1 62.7% +67.9%
LAFAVE, ELIZABETH ROSE 1 64.4% +43.2%

Quick Wins (1)

Cases in front of an examiner with an allow rate of 80%+ where the difficulty is Easy or Medium. The top 1 ordered by deadline are shown.

App #TitleExaminerDue in
18773005 MODIFIED NUCLEOTIDE REAGENTS RILEY, JEZIA —

Hard Cases (2)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 2 ordered by deadline are shown.

App #TitleExaminerDue in
17923506 COMPOSITIONS AND METHODS FOR MODIFYING POLYMERASE-NUCLEIC ACID COMPLEXES LAFAVE, ELIZABETH ROSE 15d
18894221 Illumination of Optical Analytical Devices PETKOVSEK, DANIEL —

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
17923506 COMPOSITIONS AND METHODS FOR MODIFYING POLYMERASE-NUCLEIC ACID COMPLEXES LAFAVE, ELIZABETH ROSE 15d
18240199 MODIFIED BIOTIN-BINDING PROTEINS FOR IMMOBILIZATION LU, FRANK WEI MIN —

Top Art Units

Art UnitApps
2874 1
1681 1
1683 1
1684 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18894221 Illumination of Optical Analytical Devices PETKOVSEK, DANIEL 2874 §103§112 Non-Final OA — Pending Sep 24, 2024
18773005 MODIFIED NUCLEOTIDE REAGENTS RILEY, JEZIA 1681 §102Other Non-Final OA — Pending Jul 15, 2024
18240199 MODIFIED BIOTIN-BINDING PROTEINS FOR IMMOBILIZATION LU, FRANK WEI MIN 1683 §112 Non-Final OA — Pending Aug 30, 2023
17923506 COMPOSITIONS AND METHODS FOR MODIFYING POLYMERASE-NUCLEIC ACID COMPLEXES LAFAVE, ELIZABETH ROSE 1684 §102§103 Non-Final OA 15d Pending Nov 04, 2022

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Frequently Asked Questions

How many pending USPTO office actions does Pacific Biosciences of California Inc. have?

Pacific Biosciences of California Inc. has 4 pending office actions as of October 2026, spread across 4 art units and 4 examiners.

Which USPTO examiner handles the most Pacific Biosciences of California Inc. applications?

Daniel Petkovsek has the most, with 1 of Pacific Biosciences of California Inc.'s pending office actions.

What technology area are Pacific Biosciences of California Inc.'s patent applications in?

Mostly Biotechnology & Pharmaceuticals (USPTO Tech Center 1600), based on where its pending office actions are examined.

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