US2869246A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for drying sheet material with air
Assignee: JP Bemberg AG
•
Filing: 1956-04-25
•
Granted: 1959-01-20
•
Expires: 1976-04-25
Abstract
No abstract record available.
Inventors
- 👤 Buschmann Walter
- 👤 Buhren Walter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 11:31
CPC Classifications
F; F26; F26B; F26B21/00; F26B21/50; B; B29; B29D; B29D7/00; F26B13/00; F26B13/10; F26B13/14; F26B13/145; F26B21/55; B29C; B29C71/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1962-01-19 | 1962-07-21 | 1963-01-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-01-19 | 1966-07-21 | 1967-01-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-01-19 | 1970-07-21 | 1971-01-20 | $7700.00 | Window Closed / Lapsed |