US2524844A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Egg opening means
Assignee: Individual
•
Filing: 1947-10-22
•
Granted: 1950-10-10
•
Expires: 1967-10-22
Abstract
No abstract record available.
Inventors
- 👤 Earl D Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:47
CPC Classifications
A; A47; A47J; A47J43/00; A47J43/14; A47J43/145; Y; Y10; Y10T; Y10T83/00; Y10T83/707; Y10T83/7083
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US317469A
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US1057636A
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US1139292A
Cited
US1560053A
Cited
US1776784A
Cited
US1837357A
Cited
AU179931A
Cited
US2090963A
Cited
US2443188A
Cited
US2445490A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-10-09 | 1954-04-10 | 1954-10-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-10-09 | 1958-04-10 | 1958-10-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-10-09 | 1962-04-10 | 1962-10-10 | $7700.00 | Window Closed / Lapsed |