Prosecution Insights
Last updated: October 02, 2026

Bloom Energy Corporation

Technology area: Chemistry & Materials

12 pending office actions • 6 art units • 11 examiners • 0 of 12 (0%) have an AI response strategy ready • 21 patents granted in the last 365 days

Portfolio Summary

12
Total Pending OAs
6
Non-Final OAs
5
Final Rejections
1
Advisory / Quayle

Response Deadline Pressure

Based on the USPTO statutory response window for each pending office action. 7 of the docket's apps have a known mailing date; the rest are excluded from the tile counts.

1
Overdue
0
Due this week
4
Due this month
0
Due in next 60 days
2
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. 7 of the docket's apps have a known mailing date.

-30dToday30d60d90d120d
Overdue (1)Due ≤ 30 days (4)Due later (2)

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.

6
Hard (50%)
6
Medium (50%)
0
Easy (0%)
0
Unknown (0%)

Rejection Statute Mix

BucketCases
§103 only6 (50%)
Multi-statute (no §101)6 (50%)

Industry Mix

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

7
Life Sciences
58% of docket
0
Information Tech
0% of docket
0
Communications
0% of docket
1
Semiconductors
8% of docket
0
Mechanical / Eng
0% of docket
4
Business / Other
33% 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.

120 h
Manual time on pending OAs
24 h
Time saved (low, 20%)
42 h
Time saved (mid, 35%)
1.1 wks
FTE-weeks freed (mid)

Top Examiners on this docket

ExaminerApps on this docketAllow rateInterview lift
LEONARD, MICHELLE TURNER 2 70.2% +11.4%
CHOWDHURI, SWARNA N 1 76.6% +19.1%
MELFI, OLIVIA MASON 1 57.4% +27.4%
BAIRD, CAMERON MICHAEL 1 100.0% +0.0%
LOVASZ, MYLES ALAN 1 0.0% +0.0%
SAVAGE, WILLIAM FADDOUL 1 — —
LAIOS, MARIA J 1 69.0% +18.3%
JONES, OLIVIA ANN 1 58.6% +52.3%
GREENE, PATRICK MARSHALL 1 70.4% +25.0%
KERNS, KEVIN P 1 79.0% +21.2%

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
18640490 ELECTROCHEMICAL CELL STACK INTERCONNECTS HAVING COPPER CONTAINING PROTECTIVE LAYERS AND METHOD OF MAKING THEREOF BAIRD, CAMERON MICHAEL —

Hard Cases (6)

Multi-statute / §101-driven matters, or cases in front of an examiner with an allow rate under 30%. The top 6 ordered by deadline are shown.

App #TitleExaminerDue in
18299950 COMBINED FUEL CELL AND DIGESTION SYSTEM AND METHOD OF OPERATING THEREOF GREENE, PATRICK MARSHALL 10d overdue
18146238 ELECTROCHEMICAL SYSTEM AND METHOD OF INSTALLING SAME USING A SKID KERNS, KEVIN P 62d
18624584 INERT ATMOSPHERE SINTERING OF ELECTROCHEMICAL CELL STACK INTERCONNECTS LOVASZ, MYLES ALAN —
18601757 FUEL CELL SYSTEM CONFIGURED TO OPERATE IN COLD CONDITIONS AND METHOD OF OPERATING THE SAME SAVAGE, WILLIAM FADDOUL —
18412150 SOLID OXIDE ELECTROCHEMICAL CELL CONTAINING STRONTIUM GETTER LAIOS, MARIA J —
18474919 FUEL CELL SYSTEM AND METHOD OF OPERATING THEREOF USING HUMIDIFIED AMMONIA FUEL JONES, OLIVIA ANN —

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
18299950 COMBINED FUEL CELL AND DIGESTION SYSTEM AND METHOD OF OPERATING THEREOF GREENE, PATRICK MARSHALL 10d overdue
18660421 METHODS AND SYSTEMS FOR PROCESSING ELECTROCHEMICAL SYSTEM FUEL EXHAUST MELFI, OLIVIA MASON 15d
18318194 HYDROGEN POWERED FUEL CELL SYSTEM INCLUDING CONDENSER AND METHOD OF OPERATING THE SAME USING PRESSURE CONTROL LEONARD, MICHELLE TURNER 15d
18357802 MIXED MEDIA DESULFURIZATION SYSTEMS AND FUEL CELL SYSTEMS INCLUDING THE SAME LEONARD, MICHELLE TURNER 29d
18146238 ELECTROCHEMICAL SYSTEM AND METHOD OF INSTALLING SAME USING A SKID KERNS, KEVIN P 62d
18906769 SELECTIVE GROUNDING OF GRID PARALLEL INVERTER SYSTEMS CHOWDHURI, SWARNA N 71d
18412150 SOLID OXIDE ELECTROCHEMICAL CELL CONTAINING STRONTIUM GETTER LAIOS, MARIA J —
18474919 FUEL CELL SYSTEM AND METHOD OF OPERATING THEREOF USING HUMIDIFIED AMMONIA FUEL JONES, OLIVIA ANN —

Top Art Units

Art UnitApps
1724 3
2836 1
1729 1
1789 1
1735 1
1723 1

Pending Office Actions

App #TitleExaminerArt UnitStatutesStatusDue inAIFiled
18906769 SELECTIVE GROUNDING OF GRID PARALLEL INVERTER SYSTEMS CHOWDHURI, SWARNA N 2836 §103 Non-Final OA 71d Pending Oct 04, 2024
18660421 METHODS AND SYSTEMS FOR PROCESSING ELECTROCHEMICAL SYSTEM FUEL EXHAUST MELFI, OLIVIA MASON 1729 §103 Final Rejection 15d Pending May 10, 2024
18640490 ELECTROCHEMICAL CELL STACK INTERCONNECTS HAVING COPPER CONTAINING PROTECTIVE LAYERS AND METHOD OF MAKING THEREOF BAIRD, CAMERON MICHAEL — §103 Non-Final OA — Pending Apr 19, 2024
18624584 INERT ATMOSPHERE SINTERING OF ELECTROCHEMICAL CELL STACK INTERCONNECTS LOVASZ, MYLES ALAN — §103§112 Non-Final OA — Pending Apr 02, 2024
18601757 FUEL CELL SYSTEM CONFIGURED TO OPERATE IN COLD CONDITIONS AND METHOD OF OPERATING THE SAME SAVAGE, WILLIAM FADDOUL — §102§103§112 Non-Final OA — Pending Mar 11, 2024
18412150 SOLID OXIDE ELECTROCHEMICAL CELL CONTAINING STRONTIUM GETTER LAIOS, MARIA J — §102§103§112 Non-Final OA — Pending Jan 12, 2024
18474919 FUEL CELL SYSTEM AND METHOD OF OPERATING THEREOF USING HUMIDIFIED AMMONIA FUEL JONES, OLIVIA ANN 1789 §102§103§112 Non-Final OA — Pending Sep 26, 2023
18357802 MIXED MEDIA DESULFURIZATION SYSTEMS AND FUEL CELL SYSTEMS INCLUDING THE SAME LEONARD, MICHELLE TURNER 1724 §103Other Non-Final OA 29d Pending Jul 24, 2023
18318194 HYDROGEN POWERED FUEL CELL SYSTEM INCLUDING CONDENSER AND METHOD OF OPERATING THE SAME USING PRESSURE CONTROL LEONARD, MICHELLE TURNER 1724 §103 Final Rejection 15d Pending May 16, 2023
18299950 COMBINED FUEL CELL AND DIGESTION SYSTEM AND METHOD OF OPERATING THEREOF GREENE, PATRICK MARSHALL 1724 §102§103 Final Rejection 10d overdue Pending Apr 13, 2023
18146238 ELECTROCHEMICAL SYSTEM AND METHOD OF INSTALLING SAME USING A SKID KERNS, KEVIN P 1735 §102§103§112 Final Rejection 62d Pending Dec 23, 2022
17670154 GLASS CERAMIC SEAL MATERIAL FOR FUEL CELL STACKS SMITH, JEREMIAH R 1723 §103 Final Rejection 29d Pending Feb 11, 2022

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