Prosecution Insights
Last updated: October 04, 2026

Blake, Cassels & Graydon LLP

Technology areas: Chemistry & Materials • Transportation, E-Commerce & Mechanical Systems

5 pending office actions • 5 clients • 5 examiners • 3 art units • 0 of 5 (0%) have an AI response strategy ready

Analysis

BLAKE, CASSELS & GRAYDON LLP manages 4 pending office actions in the Transportation, E-Commerce & Mechanical Systems technology area. The firm has a career applications count of 911, showing substantial experience in these fields. A resolved allowance rate pct of 81.98 indicates a solid track record of securing patent rights. This rate serves as a reliable indicator of the firm's performance across its mechanical portfolio.

The firm averages 3.18 office actions per allowance, which is a standard metric for mechanical and transportation filings. This figure helps set expectations for the duration of the 4 pending office actions currently in prosecution. The data reflects a stable and experienced practice, with 911 career applications supporting its current activities. These metrics provide a clear view of the firm's efficiency and success in its chosen technology areas.

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

Quality Metrics (n=911 apps, methodology: how we score firms)

82.0%
Allowance Rate
n=911
+0.60σ
Allowance Rate (norm)
n=911
3.2
OAs to Allowance
n=496
-0.11σ
OAs to Allow (norm)
n=496
1119 days
Time to Allowance
n=496
+5.0pp
Interview Lift
n=911
19.7%
RCE Rate
n=911
1.0%
Appeal Rate
n=911

Rejection Performance (% of received rejections ultimately overcome)

84.5%
§101 Overcome
n=97
83.2%
§102 Overcome
n=220
84.1%
§103 Overcome
n=334
84.8%
§112 Overcome
n=236

Specialization & Scale

G06F, G06Q, E04B
Top CPC Subclasses
14%
Top-3 CPC Share
n=911
1
Practitioners
n=911
911.0
Apps / Practitioner
n=911

Portfolio Summary

5
Total Pending OAs
5
Non-Final OAs
0
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.

3
Hard (60%)
1
Medium (20%)
0
Easy (0%)
1
Unknown (20%)

Rejection Statute Mix

BucketCases
§101 + other1 (20%)
§103 only1 (20%)
Multi-statute (no §101)2 (40%)
No statute on record1 (20%)

Industry Mix

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

1
Life Sciences
20% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
40% of docket
2
Business / Other
40% 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
PARK, EDWARD 1 82.3% +17.9%
PRINCE JR, FREDDIE GARY 1 79.0% +20.7%
MCCRACKEN, DANIEL 1 72.0% +16.2%
BOND, REED MADISON 1 11.5% +28.3%
PERRY, MONICA L 1 55.9% +37.6%

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
18926713 SYSTEMS AND METHODS FOR SUPER REGISTRATION AND PRESERVING SPECTRAL PURITY OF IMAGES PARK, EDWARD —

Hard Cases (3)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 3 ordered by deadline are shown.

App #TitleExaminerDue in
18336647 System and Method for Consumer Choice Modeling BOND, REED MADISON 98d overdue
17722961 Growing System and Apparatus PERRY, MONICA L 10d overdue
18657637 METHODS AND SYSTEMS FOR TREATING WASTE BY MIXING HIGH AND LOW PH WASTE STREAMS PRINCE JR, FREDDIE GARY —

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
18336647 System and Method for Consumer Choice Modeling BOND, REED MADISON 98d overdue
17722961 Growing System and Apparatus PERRY, MONICA L 10d overdue
18926713 SYSTEMS AND METHODS FOR SUPER REGISTRATION AND PRESERVING SPECTRAL PURITY OF IMAGES PARK, EDWARD —
18657637 METHODS AND SYSTEMS FOR TREATING WASTE BY MIXING HIGH AND LOW PH WASTE STREAMS PRINCE JR, FREDDIE GARY —
18527049 APPARATUS AND METHOD FOR PRODUCING GRAPHENE AND HYDROGEN MCCRACKEN, DANIEL —

Client Portfolio (5 clients)

Top Art Units

Art UnitApps
17361
36241
36441

Pending Office Actions

App #TitleClientExaminerArt UnitStatutesStatusDue inAIFiled
18926713 SYSTEMS AND METHODS FOR SUPER REGISTRATION AND PRESERVING SPECTRAL PURITY OF IMAGES Pci Geomatics Enterprises Inc. PARK, EDWARD §103 Non-Final OA — Pending Oct 25, 2024
18657637 METHODS AND SYSTEMS FOR TREATING WASTE BY MIXING HIGH AND LOW PH WASTE STREAMS Strathcona Resources Ltd. PRINCE JR, FREDDIE GARY §103§112 Non-Final OA — Pending May 07, 2024
18527049 APPARATUS AND METHOD FOR PRODUCING GRAPHENE AND HYDROGEN Innova Cleantech Corp. MCCRACKEN, DANIEL 1736 — Non-Final OA — Pending Dec 01, 2023
18336647 System and Method for Consumer Choice Modeling Dig Insights Inc. BOND, REED MADISON 3624 §101§103 Non-Final OA 98d overdue Pending Jun 16, 2023
17722961 Growing System and Apparatus Inventive Laboratory Inc. PERRY, MONICA L 3644 §103§112 Non-Final OA 10d overdue Pending Apr 18, 2022

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