US2853382A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alloy compositions
Assignee: Individual
•
Filing: 1957-07-24
•
Granted: 1958-09-23
•
Expires: 1977-07-24
Abstract
No abstract record available.
Inventors
- 👤 John V Klochkov
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:55
CPC Classifications
C; C22; C22C; C22C7/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
22 words
AN ALLOY CONSISTING OF THE FOLLOWING METALS BY WEIGHT: ALLOY A: PERCENT TIN -- 42.3 NICKEL -- 21.1 CHROMIUM 18.6 MERCURY 18.0
Claim 2
Dependent Claim
22 words
AN ALLOY CONSISTING OF THE FOLLOWING METALS BY WEIGHT: ALLOY A: PERCENT TIN -- 42.3 NICKEL -- 21.1 CHROMIUM 18.6 MERCURY 18.0
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-09-22 | 1962-03-24 | 1962-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-09-22 | 1966-03-24 | 1966-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-09-22 | 1970-03-24 | 1970-09-23 | $7700.00 | Window Closed / Lapsed |