Patent US1479802A successfully refreshed from Google Patents.
US1479802A
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Valve
Assignee: MCTARNAHAN FUEL OIL BURNING CO
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Filing: 1923-01-28
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Granted: 1924-01-08
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Expires: 1943-01-28
Abstract
No abstract record available.
Inventors
- 👤 Everett B Glendenning
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 22:13
CPC Classifications
F; F16; F16K; F16K11/00; F16K11/10; F16K11/12; F16K5/00; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/87917; Y10T137/88022
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) | 1927-01-07 | 1927-07-09 | 1928-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-01-07 | 1931-07-09 | 1932-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-01-07 | 1935-07-09 | 1936-01-08 | $7700.00 | Window Closed / Lapsed |