US2871558A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sheathing uranium
Assignee: Individual
•
Filing: 1946-07-02
•
Granted: 1959-02-03
•
Expires: 1966-07-02
Abstract
No abstract record available.
Inventors
- 👤 Colbeck Eric Winearls
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 18:15
CPC Classifications
B; B23; B23K; B23K20/00; B23K20/22; B23K20/233; B21; B21B; B21B3/00; C; C22; C22B; C22B60/00; C22B60/02; C22B60/0204; C22B60/0213; G; G21; G21C; G21C21/00; G21C21/02; G21C21/16; G21C3/00; G21C3/02; G21C3/04; G21C3/06; G21C3/10; Y; Y02; Y02E; Y02E30/00; Y02E30/30; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/49826; Y10T29/49904; Y10T29/4998; Y10T29/49988; Y10T29/49991
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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FR861390A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-02-02 | 1962-08-04 | 1963-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-02-02 | 1966-08-04 | 1967-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-02-02 | 1970-08-04 | 1971-02-03 | $7700.00 | Window Closed / Lapsed |