US3460982A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Biaxially oriented polyester film base having a sublayer of an alkyl acrylate/diallyl phthalate/itaconic acid
Assignee: EIDP Inc
•
Filing: 1966-01-03
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Granted: 1969-08-12
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Expires: 1986-01-03
Abstract
No abstract record available.
Inventors
- 👤 Arthur Appelbaum
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:37
CPC Classifications
G; G03; G03C; G03C1/00; G03C1/76; G03C1/91; G03C1/93; C; C08; C08J; C08J7/00; C08J7/04; C08J7/043; C08J2367/00; C08J2367/02; C08J2433/00; C08J2433/04; C08J2433/06; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/266
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2557189A
Cited
US2964423A
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US3227576A
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US3245937A
Cited
US3139354A
Cited
US3217066A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-11 | 1973-02-10 | 1973-08-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-11 | 1977-02-10 | 1977-08-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-11 | 1981-02-10 | 1981-08-12 | $7700.00 | Window Closed / Lapsed |