US2101335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Art of drying materials
Assignee: Lamson Co
•
Filing: 1934-09-17
•
Granted: 1937-12-07
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Expires: 1954-09-17
Abstract
No abstract record available.
Inventors
- 👤 Chester S Jennings
- 👤 Frank W Gerard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 00:19
CPC Classifications
F; F26; F26B; F26B3/00; F26B3/28; F26B3/283; F26B13/00; F26B13/06; F26B13/08; F26B21/00; F26B21/30; F26B21/33; F26B21/331; F26B23/00; F26B23/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1940-12-06 | 1941-06-07 | 1941-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1944-12-06 | 1945-06-07 | 1945-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1948-12-06 | 1949-06-07 | 1949-12-07 | $7700.00 | Window Closed / Lapsed |