Patent US2363967A successfully refreshed from Google Patents.
US2363967A
Expired / Lapsed
US
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Multilayer vessel
Assignee: AO Smith Corp
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Filing: 1942-05-02
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Granted: 1944-11-28
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Expires: 1962-05-02
Abstract
No abstract record available.
Inventors
- 👤 Jasper Thomas Mclean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:18
CPC Classifications
F; F17; F17C; F17C1/00; F17C1/02; F17C1/04; F17C1/06; F17C2201/00; F17C2201/01; F17C2201/0104; F17C2201/05; F17C2201/054; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0624; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/0648; F17C2209/00; F17C2209/22; F17C2209/221; F17C2209/23; F17C2209/232; F17C2223/00; F17C2223/03; F17C2223/036; F17C2260/00; F17C2260/01; F17C2260/011; F17C2260/012
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) | 1947-11-28 | 1948-05-29 | 1948-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1951-11-28 | 1952-05-29 | 1952-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1955-11-28 | 1956-05-29 | 1956-11-28 | $7700.00 | Window Closed / Lapsed |