Delta T LLC
Patent owner in reexamination·3 ex parte reexams
Delta T LLC's patents have been the subject of 3 USPTO ex parte reexaminations, with 1 currently open. Its patents are most often challenged by Macroair Technologies Inc. and MacroAir Technologies Inc.. ExamPat indexes the full prosecution record for each proceeding, including office-action grounds, certificate outcomes, and downstream PTAB and Federal Circuit decisions.
Filings by year
Top requesters
Outcome track record
How reexams of this owner's patents resolve: claims confirmed, amended, mixed, or fully canceled.
- Certificate outcome split across every bucket
- Claim-survival rate
Defense metrics
Claim-survival rate, average pendency, and the open/closed split across every reexam of this owner's patents.
- Survival rate of closed proceedings
- Average pendency in months
Challengers & examiners
Which requesters most often challenge this owner's patents, and which examiners decide them.
- Top requesters
- Most frequent examiners
Recent reexaminations (3)
| Control # | Filed | Patent | Title | Requester | Status |
|---|---|---|---|---|---|
| 90/019,412 | Feb 9, 2024 | 8,672,649 | CEILING FAN SYSTEM WITH BRUSHLESS MOTOR | Macroair Technologies Inc. | Open |
| 90/019,370 | Jan 9, 2024 | 9,458,859 | CEILING FAN SYSTEM WITH BRUSHLESS MOTOR | Macroair Technologies Inc. | Closed |
| 90/019,342 | Dec 19, 2023 | 8,900,041 | AUTOMATIC CONTROL SYSTEM FOR CEILING FAN BASED ON TEMPERATURE DIFFERENTIALS | MacroAir Technologies Inc. | Closed |
See the full reexam picture for Delta T LLC
Certificate outcomes, pendency, and the parties and examiners behind these cases. Free to sign up.