US3501901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mowing machines
Assignee: C Van der Lely NV
•
Filing: 1966-03-17
•
Granted: 1970-03-24
•
Expires: 1986-03-17
Abstract
No abstract record available.
Inventors
- 👤 Cornelis Van Der Lely
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:16
CPC Classifications
A; A01; A01D; A01D57/00; A01D57/26; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D34/66
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3097466A
Cited
US2753674A
Cited
US2777272A
Cited
US3053033A
Cited
US3063225A
Cited
US3070938A
Cited
US3105341A
Cited
US3197948A
Cited
US3157015A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |