US3450512A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coated nickel base engine alloys
Assignee: RTX Corp
•
Filing: 1966-07-05
•
Granted: 1969-06-17
•
Expires: 1986-07-05
Abstract
No abstract record available.
Inventors
- 👤 Douglas H Maxwell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:48
CPC Classifications
F; F02; F02B; F02B77/00; F02B77/02; B; B24; B24C; B24C11/00; C; C22; C22C; C22C19/00; C22C19/03; C22C19/05; C22C19/051; C22C19/057; C22C19/07; C22C28/00; C22C32/00; C22C32/001; C22C32/0015; C22C32/0026; C23; C23C; C23C26/00; C23C28/00; C23C28/02; C23C28/021; C23C28/023; C23C28/028; C23C4/00; C23C4/02; C23C4/04; C23C4/06; C23C4/08; C23C4/18; F01; F01D; F01D25/00; F01D25/005; F01D5/00; F01D5/12; F01D5/28; F01D5/288; F05; F05C; F05C2201/00; F05C2201/04; F05C2201/0433; F05C2201/0466; F05D; F05D2300/00; F05D2300/10; F05D2300/12; F05D2300/121; F05D2300/20; F05D2300/22; F05D2300/226; F05D2300/2263; Y; Y02; Y02T; Y02T50/00; Y02T50/60; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/1275; Y10T428/12771; Y10T428/12806; Y10T428/12826; Y10T428/1284; Y10T428/12861; Y10T428/12944
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-06-16 | 1972-12-16 | 1973-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-06-16 | 1976-12-16 | 1977-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-06-16 | 1980-12-16 | 1981-06-17 | $7700.00 | Window Closed / Lapsed |