US3436246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat-sealable polyethylene sheeting having thinly rolled coating of polyethylene admixed with paraffin
Assignee: Eastman Kodak Co
•
Filing: 1966-05-19
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Granted: 1969-04-01
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Expires: 1986-05-19
Abstract
No abstract record available.
Inventors
- 👤 Robert F Williams Jr
- 👤 David E Strebe
- 👤 Kenneth G Surridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:57
CPC Classifications
C; C09; C09J; C09J123/00; C09J123/02; C09J123/04; C09J123/06; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J7/052; C08L; C08L91/00; C08L91/06; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06; C08J2423/00; C08J2491/00; Y; Y10; Y10T; Y10T428/00; Y10T428/26; Y10T428/263; Y10T428/264; Y10T428/265; Y10T428/28; Y10T428/2813; Y10T428/2817; Y10T428/2822; Y10T428/31504; Y10T428/31801; Y10T428/31855
Claims Analysis
Total Claims: 0
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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) | 1972-03-31 | 1972-09-30 | 1973-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-03-31 | 1976-09-30 | 1977-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-03-31 | 1980-09-30 | 1981-04-01 | $7700.00 | Window Closed / Lapsed |