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US1087522A
Expired / Lapsed
US
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Process of producing tin tetrachlorid.
Assignee: Vulcan Detinning Co
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Filing: 1909-08-17
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Granted: 1914-02-17
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Expires: 1929-08-17
Abstract
No abstract record available.
Inventors
- 👤 Paul Wolff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:17
CPC Classifications
C; C22; C22B; C22B25/00; C22B25/06
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) | 1917-02-16 | 1917-08-18 | 1918-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1921-02-16 | 1921-08-18 | 1922-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1925-02-16 | 1925-08-18 | 1926-02-17 | $7700.00 | Window Closed / Lapsed |