US3461655A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Agricultural machines
Assignee: Texas Industries Inc
•
Filing: 1965-07-19
•
Granted: 1969-08-19
•
Expires: 1985-07-19
Abstract
No abstract record available.
Inventors
- 👤 Cornelis Van Der Lely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 09:17
CPC Classifications
A; A01; A01D; A01D41/00; A01D41/12; A01D34/00; A01D34/01; A01D34/02; A01D34/24; A01D34/246; A01D41/14; A01D41/145
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3019029A
Cited
US2913878A
Cited
FR1225520A
Cited
US3088264A
Cited
US3312048A
Cited
US3386235A
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 |