Patent US2673010A successfully refreshed from Google Patents.
US2673010A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure tank
Assignee: Individual
•
Filing: 1950-07-14
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Granted: 1954-03-23
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Expires: 1970-07-14
Abstract
No abstract record available.
Inventors
- 👤 James R Barrow
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 05:07
CPC Classifications
B; B65; B65D; B65D7/00; B65D7/02; B65D7/04; B65D7/045; B65D85/00; B65D85/70; B65D85/84; Y; Y10; Y10T; Y10T137/00; Y10T137/6851; Y10T137/7043; Y10T137/7062
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US400318A
Cited
US482233A
Cited
FR533806A
Cited
US1854352A
Cited
US2092490A
Cited
US2136474A
Cited
US2172310A
Cited
US2269092A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-22 | 1957-09-21 | 1958-03-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-22 | 1961-09-21 | 1962-03-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-22 | 1965-09-21 | 1966-03-23 | $7700.00 | Window Closed / Lapsed |