Patent US734505A successfully refreshed from Google Patents.
US734505A
Expired / Lapsed
US
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Gas-cock.
Assignee: REGINA MUSIC BOX Co
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Filing: 1902-12-22
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Granted: 1903-07-28
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Expires: 1922-12-22
Abstract
No abstract record available.
Inventors
- 👤 Gustav A Brachhausen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 18:46
CPC Classifications
F; F23; F23D; F23D14/00; F23D14/46; F23D14/48
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) | 1906-07-27 | 1907-01-26 | 1907-07-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-07-27 | 1911-01-26 | 1911-07-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-07-27 | 1915-01-26 | 1915-07-28 | $7700.00 | Window Closed / Lapsed |