US2900715A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protection of titanium
Assignee: Steel Improvement and Forge Co
•
Filing: 1956-05-28
•
Granted: 1959-08-25
•
Expires: 1976-05-28
Abstract
No abstract record available.
Inventors
- 👤 Aubrey H Milnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:25
CPC Classifications
B; B21; B21J; B21J5/00; B21J5/06; B21J5/08; C; C25; C25D; C25D5/00; C25D5/10; C25D5/12; C25D5/14; C25D5/48; C25D5/50; Y; Y10; Y10S; Y10S29/00; Y10S29/045; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/926; Y10S428/9335; Y10S428/934; Y10S428/935; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12771; Y10T428/12806; Y10T428/12826; Y10T428/12847; Y10T428/12854
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2315740A
Cited
US2646396A
Cited
US2637686A
Cited
US2697130A
Cited
US2711364A
Cited
US2801213A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-08-24 | 1963-02-23 | 1963-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-08-24 | 1967-02-23 | 1967-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-08-24 | 1971-02-23 | 1971-08-25 | $7700.00 | Window Closed / Lapsed |