US2914847A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Solid state bonding of thorium with aluminum
Assignee: Individual
•
Filing: 1958-03-28
•
Granted: 1959-12-01
•
Expires: 1978-03-28
Abstract
No abstract record available.
Inventors
- 👤 Storchheim Samuel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 21:37
CPC Classifications
B; B32; B32B; B32B15/00; B32B15/01; B32B15/017
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A METHOD OF BONDING THORIUM AND ALUMINUM WHICH COMPRISES PLACING CLEAN SURFACES OF THORIUM AND ALUMINUM IN CONTACT WITH EACH OTHER AND HOT PRESSING THE METALS TOGETHER IN A PROTECTIVE ATMOSPHERE AT A TEMPERATURE IN THE RANGE OF ABOUT 375 TO 575*C. AND A PRESSURE OF AT LEAST ABOUT 10 T.S.I. TO EFFECT A BOND THEREBETWEEN.
Claim 2
Independent Claim
56 words
A METHOD OF BONDING THORIUM AND ALUMINUM WHICH COMPRISES PLACING CLEAN SURFACES OF THORIUM AND ALUMINUM IN CONTACT WITH EACH OTHER AND HOT PRESSING THE METALS TOGETHER IN A PROTECTIVE ATMOSPHERE AT A TEMPERATURE IN THE RANGE OF ABOUT 375 TO 575*C. AND A PRESSURE OF AT LEAST ABOUT 10 T.S.I. TO EFFECT A BOND THEREBETWEEN.
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) | 1962-11-30 | 1963-06-01 | 1963-12-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-11-30 | 1967-06-01 | 1967-12-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-11-30 | 1971-06-01 | 1971-12-01 | $7700.00 | Window Closed / Lapsed |