US1520187A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cotton drier
Assignee: ELMO E LAWSON
•
Filing: 1920-04-22
•
Granted: 1924-12-23
•
Expires: 1940-04-22
Abstract
No abstract record available.
Inventors
- 👤 Lawson Gordon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 21:14
CPC Classifications
F; F26; F26B; F26B17/00; F26B17/02; F26B17/08
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) | 1927-12-23 | 1928-06-23 | 1928-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-12-23 | 1932-06-23 | 1932-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-12-23 | 1936-06-23 | 1936-12-23 | $7700.00 | Window Closed / Lapsed |