Patent US1295194A successfully refreshed from Google Patents.
Patent US2712728A successfully refreshed from Google Patents.
US2712728A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Gas turbine inter-stage reheating system
Assignee: ExxonMobil Technology and Engineering Co
•
Filing: 1952-04-30
•
Granted: 1955-07-12
•
Expires: 1972-04-30
Abstract
No abstract record available.
Inventors
- 👤 Warren K Lewis
- 👤 Edwin R Gilliland
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 19:10
CPC Classifications
F; F02; F02C; F02C6/00; F02C6/003
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1089115A
Cited
US1099019A
Cited
US1502964A
Cited
CH215485A
Cited
US2471104A
Cited
US2478504A
Cited
US2535140A
Cited
US2462861A
Cited
US2637629A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-07-11 | 1959-01-10 | 1959-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-07-11 | 1963-01-10 | 1963-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-07-11 | 1967-01-10 | 1967-07-12 | $7700.00 | Window Closed / Lapsed |