US969692A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Facing artificial stone.
Assignee: APOLLO ARTIFICIAL STONE Co
•
Filing: 1908-08-27
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Granted: 1910-09-06
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Expires: 1928-08-27
Abstract
No abstract record available.
Inventors
- 👤 John C Henderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:56
CPC Classifications
B; B29; B29C; B29C45/00; B29C45/14; B29C45/14311; Y; Y10; Y10S; Y10S264/00; Y10S264/57
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) | 1913-09-05 | 1914-03-07 | 1914-09-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1917-09-05 | 1918-03-07 | 1918-09-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1921-09-05 | 1922-03-07 | 1922-09-06 | $7700.00 | Window Closed / Lapsed |