Patent US2535158A successfully refreshed from Google Patents.
US2535158A
Expired / Lapsed
US
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Calf weaner
Assignee: Individual
•
Filing: 1945-11-19
•
Granted: 1950-12-26
•
Expires: 1965-11-19
Abstract
No abstract record available.
Inventors
- 👤 John R Rhinehart
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:55
CPC Classifications
A; A01; A01K; A01K9/00; A01K9/005; Y; Y10; Y10T; Y10T137/00; Y10T137/1624; Y10T137/1632; Y10T137/1774
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US303673A
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US545928A
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US1062657A
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US1289737A
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US1896028A
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CH176838A
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US2275397A
Cited
US2158226A
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GB531916A
Cited
US2382489A
Cited
US2350215A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |