Patent US956621A successfully refreshed from Google Patents.
US956621A
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Flask.
Assignee: DWIGHT CURTENIUS
•
Filing: 1910-01-31
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Granted: 1910-05-03
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Expires: 1930-01-31
Abstract
No abstract record available.
Inventors
- 👤 William C Bogenschutz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 18:07
CPC Classifications
B; B22; B22C; B22C21/00; B22C21/10
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) | 1913-05-02 | 1913-11-01 | 1914-05-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-05-02 | 1917-11-01 | 1918-05-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-05-02 | 1921-11-01 | 1922-05-03 | $7700.00 | Window Closed / Lapsed |