US2671279A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drier
Assignee: J O ROSS ENGINEERING Corp
•
Filing: 1949-11-08
•
Granted: 1954-03-09
•
Expires: 1969-11-08
Abstract
No abstract record available.
Inventors
- 👤 Charles E Blanchard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:43
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/101; F26B13/103
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1090964A
Cited
US2133330A
Cited
US2270125A
Cited
US2199233A
Cited
US2422105A
Cited
US2462380A
Cited
US2439722A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-08 | 1957-09-07 | 1958-03-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-08 | 1961-09-07 | 1962-03-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-08 | 1965-09-07 | 1966-03-09 | $7700.00 | Window Closed / Lapsed |