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Patent US667929A successfully refreshed from Google Patents.
US667929A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Type-writing machine.
Assignee: Individual
•
Filing: 1900-04-18
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Granted: 1901-02-12
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Expires: 1920-04-18
Abstract
No abstract record available.
Inventors
- 👤 Lee S Burridge
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:43
CPC Classifications
B; B41; B41J; B41J7/00; B41J7/02; B41J7/24
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) | 1904-02-12 | 1904-08-13 | 1905-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-02-12 | 1908-08-13 | 1909-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-02-12 | 1912-08-13 | 1913-02-12 | $7700.00 | Window Closed / Lapsed |