US2485609A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drying apparatus
Assignee: Akzo Nobel UK PLC
•
Filing: 1945-04-19
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Granted: 1949-10-25
•
Expires: 1965-04-19
Abstract
No abstract record available.
Inventors
- 👤 Frederick W Koster
- 👤 Louis A Oberly
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:56
CPC Classifications
F; F26; F26B; F26B13/00; F26B13/001; F26B13/003; D; D01; D01D; D01D10/00; D01D10/04; D01D10/0436; D01D10/0472; D01D10/06; F26B3/00; F26B3/32; F26B3/34; F26B3/343
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-10-24 | 1953-04-25 | 1953-10-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-10-24 | 1957-04-25 | 1957-10-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-10-24 | 1961-04-25 | 1961-10-25 | $7700.00 | Window Closed / Lapsed |