Patent US823843A successfully refreshed from Google Patents.
US823843A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Compound wooden plate.
Assignee: Individual
•
Filing: 1904-04-09
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Granted: 1906-06-19
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Expires: 1924-04-09
Abstract
No abstract record available.
Inventors
- 👤 Hermann Buyten
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 08:48
CPC Classifications
B; B27; B27D; B27D1/00; B27D1/04; B27D1/06; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24058; Y10T428/24066; Y10T428/24744; Y10T428/24752
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) | 1909-06-18 | 1909-12-18 | 1910-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1913-06-18 | 1913-12-18 | 1914-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1917-06-18 | 1917-12-18 | 1918-06-19 | $7700.00 | Window Closed / Lapsed |