Patent US654566A successfully refreshed from Google Patents.
US654566A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Blowpipe.
Assignee: Individual
•
Filing: 1899-07-03
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Granted: 1900-07-24
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Expires: 1919-07-03
Abstract
No abstract record available.
Inventors
- 👤 Emil Gustafson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 17:07
CPC Classifications
F; F23; F23D; F23D99/00; F23D99/002; F23D99/004
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) | 1903-07-24 | 1904-01-23 | 1904-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1907-07-24 | 1908-01-23 | 1908-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1911-07-24 | 1912-01-23 | 1912-07-24 | $7700.00 | Window Closed / Lapsed |