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US2491628A
Expired / Lapsed
US
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Nutcracker
Assignee: Individual
•
Filing: 1947-07-16
•
Granted: 1949-12-20
•
Expires: 1967-07-16
Abstract
No abstract record available.
Inventors
- 👤 Venton William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:22
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/26; Y; Y10; Y10T; Y10T24/00; Y10T24/44; Y10T24/44573; Y10T24/4459
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US537477A
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US702721A
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US998482A
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US1094698A
Cited
US1108920A
Cited
US1210414A
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US1663980A
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US2140428A
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US2200515A
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US2178375A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-19 | 1953-06-20 | 1953-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-19 | 1957-06-20 | 1957-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-19 | 1961-06-20 | 1961-12-20 | $7700.00 | Window Closed / Lapsed |