US3260574A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pyrolytic carbon decladding
Assignee: Individual
•
Filing: 1963-11-20
•
Granted: 1966-07-12
•
Expires: 1983-11-20
Abstract
No abstract record available.
Inventors
- 👤 Loranus P Hatch
- 👤 James J Reilly
- 👤 Jr Edward Wirsing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 18:23
CPC Classifications
G; G21; G21C; G21C19/00; G21C19/34; G21C19/38; G21C19/42; G21C19/44; G21C19/48; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y02W; Y02W30/00; Y02W30/50
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2992891A
Cited
US3098709A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-07-11 | 1970-01-10 | 1970-07-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-11 | 1974-01-10 | 1974-07-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-11 | 1978-01-10 | 1978-07-12 | $7700.00 | Window Closed / Lapsed |