US3205619A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Irrigating mulching sheet
Assignee: Eastman Kodak Co
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Filing: 1963-11-01
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Granted: 1965-09-14
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Expires: 1983-11-01
Abstract
No abstract record available.
Inventors
- 👤 James W Henry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 19:07
CPC Classifications
A; A01; A01G; A01G13/00; A01G13/30; A01G13/32; A01G25/00; A01G25/02
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
31 words
A MULCHING SHEET STRUCTURE COMPRISING A PLIANT MULCHING SHEET HAVING AT LEAST ONE COEXTENSIVE, PERFORATED CONDUIT DEFINED THEREIN, THE PERFORATIONS IN SAID CONDUIT BEING DISPOSED ON ONE SIDE OF SAID SHEET.
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) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |