US3419068A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drying cylinders for paper making and textile machines
Assignee: Arjo Wiggins Ltd
•
Filing: 1966-09-30
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Granted: 1968-12-31
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Expires: 1986-09-30
Abstract
No abstract record available.
Inventors
- 👤 Grierson Hew Mcinnes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:34
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/10; F26B13/14; F26B13/18; F26B13/183; D; D21; D21F; D21F5/00; D21F5/02
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
FR944436A
Cited
US2599346A
Cited
US2603457A
Cited
US3006610A
Cited
US3169050A
Cited
US3325910A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |