US2541848A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Storage device
Assignee: Individual
•
Filing: 1946-10-08
•
Granted: 1951-02-13
•
Expires: 1966-10-08
Abstract
No abstract record available.
Inventors
- 👤 Harry A Vetter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:06
CPC Classifications
F; F25; F25D; F25D25/00; F25D25/005; F25D25/02; F25D25/027
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US509773A
Cited
US655275A
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US739471A
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US944158A
Cited
US1330181A
Cited
US1559705A
Cited
US2025416A
Cited
US2429290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-02-12 | 1954-08-14 | 1955-02-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-02-12 | 1958-08-14 | 1959-02-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-02-12 | 1962-08-14 | 1963-02-13 | $7700.00 | Window Closed / Lapsed |