US3525598A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composite metal strip of an aluminum base bonded to a zinc alloy
Assignee: Texas Instruments Inc
•
Filing: 1968-02-06
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Granted: 1970-08-25
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Expires: 1988-02-06
Abstract
No abstract record available.
Inventors
- 👤 Robert J Russell
- 👤 Francis T Corcoran
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:18
CPC Classifications
C; C22; C22C; C22C18/00; B; B32; B32B; B32B15/00; B32B15/01; B32B15/017; B41; B41N; B41N1/00; B41N1/04; B41N1/06; C22C20/00; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/925; Y10T; Y10T428/00; Y10T428/12; Y10T428/12493; Y10T428/12736; Y10T428/12771; Y10T428/12785; Y10T428/12792
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1807875A
Cited
US2100255A
Cited
US2257143A
Cited
US2180293A
Cited
US2258520A
Cited
FR1362091A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-08-24 | 1974-02-23 | 1974-08-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-24 | 1978-02-23 | 1978-08-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-24 | 1982-02-23 | 1982-08-25 | $7700.00 | Window Closed / Lapsed |