US3526568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible foil clad laminates
Assignee: Westinghouse Electric Corp
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Filing: 1969-06-11
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Granted: 1970-09-01
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Expires: 1989-06-11
Abstract
No abstract record available.
Inventors
- 👤 Charles G Kepple
- 👤 Norman E Martello
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 19:29
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/38; H05K3/386; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/0353; H05K1/036; H05K1/0393; H05K2201/00; H05K2201/01; H05K2201/0104; H05K2201/0133; H05K2201/0137; H05K2201/0145; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0355; H05K3/46; H05K3/4611; H05K3/4626; H05K3/4635; Y; Y10; Y10T; Y10T156/00; Y10T156/10; Y10T156/1089; Y10T156/109; Y10T29/00; Y10T29/49; Y10T29/49002; Y10T29/49117; Y10T29/49124; Y10T428/00; Y10T428/26; Y10T428/266; Y10T428/269; Y10T428/31504; Y10T428/31511; Y10T428/31525
Claims Analysis
Total Claims: 0
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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) | 1973-08-31 | 1974-03-02 | 1974-09-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-08-31 | 1978-03-02 | 1978-09-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-08-31 | 1982-03-02 | 1982-09-01 | $7700.00 | Window Closed / Lapsed |