US2428312A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Refrigerator
Assignee: Individual
•
Filing: 1943-05-01
•
Granted: 1947-09-30
•
Expires: 1963-05-01
Abstract
No abstract record available.
Inventors
- 👤 Henry M Herbener
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 08:18
CPC Classifications
F; F25; F25D; F25D11/00; F25D11/006; F25D2400/00; F25D2400/10; F25D2400/30
Claims Analysis
Total Claims: 0
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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) | 1950-09-29 | 1951-03-31 | 1951-09-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-09-29 | 1955-03-31 | 1955-09-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-09-29 | 1959-03-31 | 1959-09-30 | $7700.00 | Window Closed / Lapsed |