US2973591A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice crushing and blading mechanism
Assignee: Individual
•
Filing: 1956-07-30
•
Granted: 1961-03-07
•
Expires: 1976-07-30
Abstract
No abstract record available.
Inventors
- 👤 Le Grand H Lull
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 21:59
CPC Classifications
E; E01; E01H; E01H5/00; E01H5/12; E01H5/04; E01H5/06; E01H5/08; E01H5/09; E01H5/098
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2685240A
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US2722066A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-03-06 | 1964-09-05 | 1965-03-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-03-06 | 1968-09-05 | 1969-03-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-03-06 | 1972-09-05 | 1973-03-07 | $7700.00 | Window Closed / Lapsed |