Prosecution Insights
Last updated: May 29, 2026

National Oilwell Varco L P

11 pending office actions • 6 art units • 10 examiners • 0 of 11 (0%) have an AI response strategy ready • 27 patents granted in the last 365 days

Portfolio Summary

11
Total Pending OAs
9
Non-Final OAs
2
Final Rejections
0
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 11 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

7
Overdue
0
Due this week
3
Due this month
1
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. 11 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (7)Due ≤ 30 days (3)Due ≤ 60 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.

2
Hard (18%)
5
Medium (45%)
2
Easy (18%)
2
Unknown (18%)

Rejection Statute Mix

BucketCases
§101 only2 (18%)
§103 only5 (45%)
§112 only2 (18%)
No statute on record2 (18%)

Industry Mix

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

1
Life Sciences
9% of docket
1
Information Tech
9% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
9
Mechanical / Eng
82% 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.

110 h
Manual time on pending OAs
22 h
Time saved (low, 20%)
38 h
Time saved (mid, 35%)
1.0 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
ANDREWS, DAVID L 2 71.7% +16.3%
RAILEY, JENNIFER A 1 79.8% +7.0%
CRAIG, DANIEL THOMAS 1 87.5% +23.1%
QUAIM, LAMIA 1 74.1% +17.2%
TOLEDO-DURAN, EDWIN J 1 69.7% +32.4%
SORKIN, DAVID L 1 67.4% +12.5%
PLAKKOOTTAM, DOMINICK L 1 74.0% +14.7%
JARIWALA, CHIRAG 1 61.5% +26.8%
MOLL, NITHYA JANAKIRAMAN 1 67.2% +13.6%
BEMKO, TARAS P 1 84.7% +19.4%

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
17432893 WEAR RESISTANT DRILL PIPE BEMKO, TARAS P 72d overdue

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
18822126 Downhole Event Detection QUAIM, LAMIA 8d
19097082 ESTIMATING ENVIRONMENTAL PARAMETER OF CUTTER ELEMENTS CRAIG, DANIEL THOMAS 36d

Interview Candidates (10)

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
17432893 WEAR RESISTANT DRILL PIPE BEMKO, TARAS P 72d overdue
18778506 SYSTEMS AND METHODS FOR STORING MATERIALS IN EARTHEN SUBTERRANEAN FORMATIONS TOLEDO-DURAN, EDWIN J 22d overdue
17440289 THERMAL ANALYSIS OF DRILL BITS MOLL, NITHYA JANAKIRAMAN 10d overdue
19334606 Fixed Cutter Drill Bits and Cutter Elements with Secondary Cutting Edges for Same ANDREWS, DAVID L 2d overdue
19335823 Fixed Cutter Drill Bits and Cutter Element with Secondary Cutting Edges for Same ANDREWS, DAVID L 1d overdue
18563296 WEAR RESISTANT TUBULAR MEMBERS AND METHODS AND DEVICES FOR PRODUCING THE SAME PLAKKOOTTAM, DOMINICK L 1d overdue
18822126 Downhole Event Detection QUAIM, LAMIA 8d
18569137 DIRECT FEED PROPPANT SYSTEM SORKIN, DAVID L 14d

Top Art Units

Art UnitApps
3672 3
3676 3
3746 2
3678 1
1774 1
2189 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19335823 Fixed Cutter Drill Bits and Cutter Element with Secondary Cutting Edges for Same ANDREWS, DAVID L 3672 §112 Non-Final OA 1d overdue Pending Sep 22, 2025
19334606 Fixed Cutter Drill Bits and Cutter Elements with Secondary Cutting Edges for Same ANDREWS, DAVID L 3672 Other Non-Final OA 2d overdue Pending Sep 19, 2025
19204034 VIBRATION MITIGATION TOOL RAILEY, JENNIFER A 3676 §112 Non-Final OA 32d overdue Pending May 09, 2025
19097082 ESTIMATING ENVIRONMENTAL PARAMETER OF CUTTER ELEMENTS CRAIG, DANIEL THOMAS 3676 §101 Final Rejection 36d Pending Apr 01, 2025
18822126 Downhole Event Detection QUAIM, LAMIA 3676 §101 Non-Final OA 8d Pending Aug 31, 2024
18778506 SYSTEMS AND METHODS FOR STORING MATERIALS IN EARTHEN SUBTERRANEAN FORMATIONS TOLEDO-DURAN, EDWIN J 3678 §103 Non-Final OA 22d overdue Pending Jul 19, 2024
18569137 DIRECT FEED PROPPANT SYSTEM SORKIN, DAVID L 1774 §103 Non-Final OA 14d Pending Dec 11, 2023
18563296 WEAR RESISTANT TUBULAR MEMBERS AND METHODS AND DEVICES FOR PRODUCING THE SAME PLAKKOOTTAM, DOMINICK L 3746 §103 Non-Final OA 1d overdue Pending Nov 21, 2023
18347333 DIRECT LOAD WRIST PIN JARIWALA, CHIRAG 3746 §103 Non-Final OA 29d Pending Jul 05, 2023
17440289 THERMAL ANALYSIS OF DRILL BITS MOLL, NITHYA JANAKIRAMAN 2189 Other Non-Final OA 10d overdue Pending Sep 17, 2021
17432893 WEAR RESISTANT DRILL PIPE BEMKO, TARAS P 3672 §103 Final Rejection 72d overdue Pending Aug 20, 2021

Managing National Oilwell Varco L P's Patent Portfolio?

IP Author helps IP teams respond to office actions faster with AI-generated responses, examiner analytics, and prosecution intelligence.

Start Free Trial

Sign in with your work email

Enter your email to receive a magic link. No password needed.

Personal email addresses (Gmail, Yahoo, etc.) are not accepted.

Free tier: 3 strategy analyses per month