US3592792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural plastic film
Assignee: Eastman Kodak Co
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Filing: 1968-07-24
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Granted: 1971-07-13
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Expires: 1988-07-24
Abstract
Abstract POLY-A-OLEFIN FILMS FOR USE A AGRICULTURAL GROUND COVER CAN BE MADE HEAT ABSORBENT TO ASSIST IN PLANT DEVELOPMENT WHILE PREVENTING WEED GROWTH, AND THEREAFTER HEAT REFLECTIVE TO GIVE INCREASED CROP PRODUCTION, AND THEREAFTER FRIABLE, BY THE INCORPORATING INTO THE FILM COMPOSITION CERTAIN FUGITIVE HEAT ABSORPTIVE COLORANTS, LIGHT REFLECTIVE OPAQUING PIGMENTS, AND PRO-OXIDANTS.
Inventors
- 👤 Gordon C Newland
- 👤 Roger M Schulken Jr
- 👤 Raymond C Harris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 19:18
CPC Classifications
C; C09; C09K; C09K17/00; C09K17/52; C08; C08K; C08K5/00; C08K5/0008; C08K5/0033
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-07-12 | 1975-01-11 | 1975-07-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-07-12 | 1979-01-11 | 1979-07-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-07-12 | 1983-01-11 | 1983-07-13 | $7700.00 | Window Closed / Lapsed |