US2772486A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for conditioning, preferably drying, of a web-like material
Assignee: Svenska Flaktfabriken AB
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Filing: 1953-05-28
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Granted: 1956-12-04
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Expires: 1973-05-28
Abstract
No abstract record available.
Inventors
- 👤 Johanson Erik
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 16:09
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/06; F26B13/08; D; D21; D21F; D21F5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-12-04 | 1960-06-04 | 1960-12-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-12-04 | 1964-06-04 | 1964-12-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-12-04 | 1968-06-04 | 1968-12-04 | $7700.00 | Window Closed / Lapsed |