US3494048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Web edge baffle in jet drying hood
Assignee: FMC Corp
•
Filing: 1968-01-22
•
Granted: 1970-02-10
•
Expires: 1988-01-22
Abstract
No abstract record available.
Inventors
- 👤 Harold A Du Fresne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:19
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/007; B; B41; B41F; B41F23/00; B41F23/04; B41F23/0403; B41F23/0423; B41F23/0426; B41P; B41P2200/00; B41P2200/10; B41P2200/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1759804A
Cited
US1737174A
Cited
US2301249A
Cited
US2768576A
Cited
US2861354A
Cited
US2869246A
Cited
US2825979A
Cited
US2907119A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |