Patent US3395522A successfully refreshed from Google Patents.
US3395522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mowing machines
Assignee: Individual
•
Filing: 1965-07-06
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Granted: 1968-08-06
•
Expires: 1985-07-06
Abstract
No abstract record available.
Inventors
- 👤 Zweegers Petrus Wilhelmus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:55
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/64; A01D34/66; A01D34/74; A01D34/835; A01D34/86
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2924058A
Cited
US2071872A
Cited
US2549317A
Cited
US2669826A
Cited
US3010269A
Cited
GB846853A
Cited
US3247657A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |