Patent US668926A successfully refreshed from Google Patents.
US668926A
Expired / Lapsed
US
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Barrel-head.
Assignee: Individual
•
Filing: 1900-11-23
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Granted: 1901-02-26
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Expires: 1920-11-23
Abstract
No abstract record available.
Inventors
- 👤 Daniel Mcgee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 11:44
CPC Classifications
E; E05; E05B; E05B15/00; E05B15/0006; E05D; E05D11/00; E05D11/0018; E05D11/0027; Y; Y10; Y10T; Y10T292/00; Y10T292/42
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) | 1904-02-26 | 1904-08-27 | 1905-02-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-02-26 | 1908-08-27 | 1909-02-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-02-26 | 1912-08-27 | 1913-02-26 | $7700.00 | Window Closed / Lapsed |