US3377259A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for preventing oxidation degradation of copper by interposing barrier betweencopper and polypropylene
Assignee: General Dynamics Corp
•
Filing: 1965-03-15
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Granted: 1968-04-09
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Expires: 1985-03-15
Abstract
No abstract record available.
Inventors
- 👤 Phillips Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
H; H05; H05K; H05K3/00; H05K3/38; H05K3/382; H05K3/384; C; C25; C25D; C25D5/00; C25D5/54; C25D5/56; H01; H01B; H01B1/00; H01P; H01P11/00; H05K3/10; H05K3/18; H05K3/181; H05K1/00; H05K1/02; H05K1/03; H05K1/0313; H05K1/032; H05K2201/00; H05K2201/01; H05K2201/0137; H05K2201/0158; H05K2201/03; H05K2201/0332; H05K2201/0335; H05K2201/0344; H05K2201/0355; H05K2203/00; H05K2203/07; H05K2203/0703; H05K2203/0723; Y; Y10; Y10S; Y10S205/00; Y10S205/924; Y10S205/927; Y10S428/00; Y10S428/922; Y10S428/9335; Y10S428/934; Y10S428/935; Y10S428/936; Y10S428/941; Y10T; Y10T428/00; Y10T428/12; Y10T428/12486; Y10T428/12493; Y10T428/12535; Y10T428/12556; Y10T428/12569; Y10T428/12771; Y10T428/12778; Y10T428/12861; Y10T428/12896; Y10T428/12903; Y10T428/12986; Y10T428/31504; Y10T428/31678; Y10T428/31692
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2699424A
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US3006819A
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US3042591A
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US3086071A
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US3176685A
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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) | 1971-04-09 | 1971-10-09 | 1972-04-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-04-09 | 1975-10-09 | 1976-04-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-04-09 | 1979-10-09 | 1980-04-09 | $7700.00 | Window Closed / Lapsed |