US2397347A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ice-making machine
Assignee: HILBERT W HAGNAUER
•
Filing: 1943-08-30
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Granted: 1946-03-26
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Expires: 1963-08-30
Abstract
No abstract record available.
Inventors
- 👤 William P Gruner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:55
CPC Classifications
F; F25; F25C; F25C1/00; F25C1/04; F25C1/06; F25C5/00; F25C5/02; F25C5/04; F25C5/046; Y; Y10; Y10T; Y10T225/00; Y10T225/30; Y10T225/371
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1949-03-25 | 1949-09-24 | 1950-03-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-03-25 | 1953-09-24 | 1954-03-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-03-25 | 1957-09-24 | 1958-03-26 | $7700.00 | Window Closed / Lapsed |