US2722336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thermal insulated container
Assignee: Westinghouse Electric Corp
•
Filing: 1951-03-08
•
Granted: 1955-11-01
•
Expires: 1971-03-08
Abstract
No abstract record available.
Inventors
- 👤 Wexler Aaron
- 👤 George T Cunningham
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:18
CPC Classifications
F; F17; F17C; F17C3/00; F17C3/02; F17C3/08; A; A47; A47J; A47J41/00; A47J41/02; A47J41/022; A47J41/028; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/0109; F17C2201/0119; F17C2201/0128; F17C2203/00; F17C2203/01; F17C2203/014; F17C2203/018; F17C2203/03; F17C2203/0304; F17C2203/0308; F17C2203/0312; F17C2203/0391; F17C2203/06; F17C2203/0602; F17C2203/0607; F17C2203/0612; F17C2203/0626; F17C2203/0629; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/0643; F17C2209/00; F17C2209/22; F17C2209/221; F17C2221/00; F17C2221/01; F17C2221/016; F17C2221/017; F17C2223/00; F17C2223/01; F17C2223/0146; F17C2223/0153; F17C2223/0161; F17C2223/03; F17C2223/033; F17C2260/00; F17C2260/03; F17C2260/031; F17C2260/033
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-10-31 | 1959-05-02 | 1959-11-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-10-31 | 1963-05-02 | 1963-11-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-10-31 | 1967-05-02 | 1967-11-01 | $7700.00 | Window Closed / Lapsed |