US3488211A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor barrier polyolefin films
Assignee: Eastman Kodak Co
•
Filing: 1967-08-31
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Granted: 1970-01-06
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Expires: 1987-08-31
Abstract
No abstract record available.
Inventors
- 👤 Edward D Morrison
- 👤 Robert F Williams Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:00
CPC Classifications
B; B65; B65D; B65D65/00; B65D65/38; C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/048; C08J7/052; C08L; C08L33/00; C08L33/18; C08L33/20; C09; C09D; C09D127/00; C09D127/02; C09D127/04; C09D127/08; C08J2323/00; C08J2323/02; C08J2427/00; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31855; Y10T428/31909; Y10T428/31913; Y10T428/3192
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) | 1973-01-05 | 1973-07-07 | 1974-01-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-01-05 | 1977-07-07 | 1978-01-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-01-05 | 1981-07-07 | 1982-01-06 | $7700.00 | Window Closed / Lapsed |