Prosecution Insights
Last updated: October 02, 2026

Freeport-McMoRan Inc.

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

5 pending office actions • 4 art units • 4 examiners • 0 of 5 (0%) have an AI response strategy ready • 17 patents granted in the last 365 days

Analysis

Freeport-Mcmoran Inc. is managing 2 pending office actions within the Transportation, E-Commerce & Mechanical Systems technology area. Both of these 2 actions are assigned to 1 distinct examiner and 1 distinct art unit. This consolidation suggests that the pending applications are closely related in subject matter. Practitioners should note that the 1 distinct art unit involved indicates a specialized focus within the transportation and mechanical systems field. The concentration of the portfolio means that all current prosecution activity is limited to 1 point of contact.

The busiest examiner for this portfolio is KONERU, SUJAY, who is responsible for 2 pending office actions. Because the total number of pending actions is 2, this 1 examiner is handling the active prosecution. This creates a situation where the company's immediate patent prospects in this area are subject to the review of 1 individual. This centralization simplifies the coordination of responses but makes the outcome of the company's patent efforts dependent on KONERU, SUJAY's perspective. Practitioners should focus on the specific requirements and preferences of this 1 examiner to advance the 2 pending applications.

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
2
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 3 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

0
Overdue
1
Due this week
0
Due this month
1
Due in next 60 days
1
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. 3 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Due ≤ 7 days (1)Due ≤ 60 days (1)Due later (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.

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

Rejection Statute Mix

BucketCases
§101 + other1 (20%)
§103 only1 (20%)
Multi-statute (no §101)3 (60%)

Industry Mix

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

3
Life Sciences
60% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
0
Semiconductors
0% of docket
2
Mechanical / Eng
40% 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
PULLEN, NIKOLAS TAKUYA 2 52.5% +8.4%
HILL, STEPHANI A 1 29.4% +44.2%
TORRES CHANZA, GABRIEL JOSE 1 10.0% -14.3%
TRAVERS, MATTHEW P 1 63.2% +43.6%

Hard Cases (4)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 4 ordered by deadline are shown.

App #TitleExaminerDue in
18616794 METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL PULLEN, NIKOLAS TAKUYA 7d
18804547 COMPACTION IMPACTS ON A LEACH STOCKPILE PULLEN, NIKOLAS TAKUYA 71d
19537824 METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL USING ALKYL THIOSULFONATES HILL, STEPHANI A —
18400920 SYSTEMS AND METHODS FOR RECONCILIATION IN MINE PLANNING TORRES CHANZA, GABRIEL JOSE —

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
18347331 CHAIN-INSTALL APPARATUS, SYSTEMS, AND METHODS TRAVERS, MATTHEW P 42d
19537824 METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL USING ALKYL THIOSULFONATES HILL, STEPHANI A —

Top Art Units

Art UnitApps
1733 2
1735 1
3625 1
3726 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
19537824 METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL USING ALKYL THIOSULFONATES HILL, STEPHANI A 1735 §103§112 Non-Final OA — Pending Feb 12, 2026
18804547 COMPACTION IMPACTS ON A LEACH STOCKPILE PULLEN, NIKOLAS TAKUYA 1733 §103§112 Non-Final OA 71d Pending Aug 14, 2024
18616794 METHODS AND SYSTEMS FOR LEACHING A METAL-BEARING MATERIAL PULLEN, NIKOLAS TAKUYA 1733 §103§112 Final Rejection 7d Pending Mar 26, 2024
18400920 SYSTEMS AND METHODS FOR RECONCILIATION IN MINE PLANNING TORRES CHANZA, GABRIEL JOSE 3625 §101§103 Non-Final OA — Pending Dec 29, 2023
18347331 CHAIN-INSTALL APPARATUS, SYSTEMS, AND METHODS TRAVERS, MATTHEW P 3726 §103 Final Rejection 42d Pending Jul 05, 2023

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