Patent US689569A successfully refreshed from Google Patents.
US689569A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door-hanger.
Assignee: Individual
•
Filing: 1901-08-17
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Granted: 1901-12-24
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Expires: 1921-08-17
Abstract
No abstract record available.
Inventors
- 👤 John E Ahlvin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 12:53
CPC Classifications
E; E05; E05D; E05D15/00; E05D15/06; E05D15/0621; E05D15/0626; E05D15/0652; E05Y; E05Y2201/00; E05Y2201/60; E05Y2201/622; E05Y2201/684
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) | 1904-12-23 | 1905-06-24 | 1905-12-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1908-12-23 | 1909-06-24 | 1909-12-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1912-12-23 | 1913-06-24 | 1913-12-24 | $7700.00 | Window Closed / Lapsed |