US3461605A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Greenhouse
Assignee: LAWRENCE E STANHOPE
•
Filing: 1966-11-04
•
Granted: 1969-08-19
•
Expires: 1986-11-04
Abstract
No abstract record available.
Inventors
- 👤 Lawrence E Stanhope
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 20:40
CPC Classifications
A; A01; A01G; A01G9/00; A01G9/14; A01G9/143; Y; Y02; Y02A; Y02A40/00; Y02A40/10; Y02A40/25
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1121722A
Cited
US1718215A
Cited
US2244677A
Cited
US2747331A
Cited
US2805518A
Cited
US2917867A
Cited
US3254447A
Cited
GB1534487A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-18 | 1973-02-17 | 1973-08-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-18 | 1977-02-17 | 1977-08-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-18 | 1981-02-17 | 1981-08-19 | $7700.00 | Window Closed / Lapsed |