US1241209A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Dry-pipe valve.
Assignee: General Fire Extinguisher Co
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Filing: 1910-05-26
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Granted: 1917-09-25
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Expires: 1930-05-26
Abstract
No abstract record available.
Inventors
- 👤 Russell Grinnell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:19
CPC Classifications
A; A62; A62C; A62C35/00; A62C35/58; A62C35/64; A62C35/645
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) | 1920-09-24 | 1921-03-26 | 1921-09-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1924-09-24 | 1925-03-26 | 1925-09-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1928-09-24 | 1929-03-26 | 1929-09-25 | $7700.00 | Window Closed / Lapsed |