US1966241A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Electrically welded high pressure gas container
Assignee: AO Smith Corp
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Filing: 1930-01-15
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Granted: 1934-07-10
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Expires: 1950-01-15
Abstract
No abstract record available.
Inventors
- 👤 Furrer Rudolph
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 00:26
CPC Classifications
F; F17; F17C; F17C1/00; F17C2201/00; F17C2201/01; F17C2201/0128; F17C2201/05; F17C2201/054; F17C2203/00; F17C2203/06; F17C2203/0602; F17C2203/0612; F17C2203/0614; F17C2203/0617; F17C2203/0634; F17C2203/0636; F17C2203/0639; F17C2203/0648; F17C2205/00; F17C2205/03; F17C2205/0302; F17C2205/0308; F17C2205/0323; F17C2205/0335; F17C2205/0388; F17C2205/0394; F17C2209/00; F17C2209/22; F17C2209/221; F17C2209/228; F17C2209/23; F17C2209/232; F17C2221/00; F17C2221/01; F17C2221/016; F17C2221/017; F17C2223/00; F17C2223/01; F17C2223/0107; F17C2223/0123; F17C2223/03; F17C2223/036; F17C2260/00; F17C2260/01; F17C2260/012; F17C2260/04; F17C2260/042; F17C2270/00; F17C2270/01; F17C2270/0165; F17C2270/0168; F17C2270/0171; F17C2270/0173; Y; Y10; Y10S; Y10S220/00; Y10S220/29
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) | 1937-07-09 | 1938-01-08 | 1938-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-07-09 | 1942-01-08 | 1942-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-07-09 | 1946-01-08 | 1946-07-10 | $7700.00 | Window Closed / Lapsed |