US3102297A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drier roll cleaning means
Assignee: CARRIER ROSS ENGINEERING COMPA
•
Filing: 1960-06-24
•
Granted: 1963-09-03
•
Expires: 1980-06-24
Abstract
No abstract record available.
Inventors
- 👤 Sands Robert George
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:35
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/24; F26B13/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1120840A
Cited
US1196438A
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US1794059A
Cited
US1845716A
Cited
US2413937A
Cited
US2673494A
Cited
US2810607A
Cited
FR1192892A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-09-02 | 1967-03-04 | 1967-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-09-02 | 1971-03-04 | 1971-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-09-02 | 1975-03-04 | 1975-09-03 | $7700.00 | Window Closed / Lapsed |