US950449A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vapor-extractor for use in treating whisky-barrels.
Assignee: Individual
•
Filing: 1909-06-14
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Granted: 1910-02-22
•
Expires: 1929-06-14
Abstract
No abstract record available.
Inventors
- 👤 Bernhart H Hubbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 13:45
CPC Classifications
B; B67; B67D; B67D1/00; B67D1/08; B67D1/0829; B67D1/0831; B67D1/0832
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) | 1913-02-21 | 1913-08-23 | 1914-02-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-02-21 | 1917-08-23 | 1918-02-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-02-21 | 1921-08-23 | 1922-02-22 | $7700.00 | Window Closed / Lapsed |