US2610460A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paddle wheel reinforcement means
Assignee: Individual
•
Filing: 1949-08-23
•
Granted: 1952-09-16
•
Expires: 1969-08-23
Abstract
No abstract record available.
Inventors
- 👤 Edward O Hendrickson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 21:52
CPC Classifications
A; A01; A01D; A01D57/00; A01D57/01; A01D57/02; A01D57/04; Y; Y10; Y10T; Y10T403/00; Y10T403/71; Y10T403/7123; Y10T403/7194
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US79009A
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US381308A
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US381137A
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US408750A
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GB190629403A
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US909055A
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US2283943A
Cited
US2255270A
Cited
US2345847A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-09-16 | 1956-03-17 | 1956-09-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-09-16 | 1960-03-17 | 1960-09-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-09-16 | 1964-03-17 | 1964-09-16 | $7700.00 | Window Closed / Lapsed |