US2453348A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Row-crop carryall
Assignee: Individual
•
Filing: 1945-05-14
•
Granted: 1948-11-09
•
Expires: 1965-05-14
Abstract
No abstract record available.
Inventors
- 👤 Ellis H Spiegl
- 👤 Ralph A Spiegl
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 04:55
CPC Classifications
A; A01; A01D; A01D45/00; A01D45/001
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US890558A
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US1089603A
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DE286158C
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US1154763A
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US1203453A
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US1370347A
Cited
US1400802A
Cited
US1504846A
Cited
US1756803A
Cited
DE527899C
Cited
US1748745A
Cited
US2337615A
Cited
US2378143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1951-11-09 | 1952-05-10 | 1952-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-09 | 1956-05-10 | 1956-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-09 | 1960-05-10 | 1960-11-09 | $7700.00 | Window Closed / Lapsed |