CALPINE CORP Expired Patents
2 granted patents the USPTO lists as expired; the status gives the reason, newest filing first, as the USPTO Open Data Portal records them; the company is the first-named applicant. The application number opens the full record at Patent Center.
- 2013-03-14: Application 13827800; Invention TURBINE EXHAUST CYLINDER BAFFLE SEAL AND METHOD FOR INSTALLING TURBINE EXHAUST CYLINDER BAFFLE SEAL; Applicant Calpine Corporation; Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362.
- 2012-10-30: Application 13664322; Invention System and Method for Removing a Contaminant from a Gas Stream; Applicant CALPINE CORPORATION; Status Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362.
| Filed | Application | Invention | Applicant | Status | Granted | Patent | Published as | Inventor name | Inventor country | Examiner |
|---|---|---|---|---|---|---|---|---|---|---|
| 2013-03-14 | 13827800 | TURBINE EXHAUST CYLINDER BAFFLE SEAL AND METHOD FOR INSTALLING TURBINE EXHAUST CYLINDER BAFFLE SEAL | Calpine Corporation | Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 | 2017-11-21 | 9822664 | Ivan Kush Larry Nolan Henson | United States United States | MICK, STEPHEN A | |
| 2012-10-30 | 13664322 | System and Method for Removing a Contaminant from a Gas Stream | CALPINE CORPORATION | Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362 | 2014-02-18 | 8652428 | US20130058851A1 | Brian Benn Allen Sonneville John Farison John Avery Tom Bahning Bruce Carlsen | United States United States United States United States United States United States | VANOY, TIMOTHY C |