US2552583A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Mowing machine
Assignee: Individual
•
Filing: 1948-06-08
•
Granted: 1951-05-15
•
Expires: 1968-06-08
Abstract
No abstract record available.
Inventors
- 👤 Phelps William Howard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:40
CPC Classifications
A; A01; A01D; A01D34/00; A01D34/01; A01D34/412; A01D34/63; A01D34/67; A01D34/68; A01D34/6806; A01D34/76; A01D2034/6825; A01D2101/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1508827A
Cited
US1819791A
Cited
US1866380A
Cited
US2166450A
Cited
US2232671A
Cited
US2278922A
Cited
US2445965A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-14 | 1954-11-13 | 1955-05-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-14 | 1958-11-13 | 1959-05-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-14 | 1962-11-13 | 1963-05-15 | $7700.00 | Window Closed / Lapsed |