Patent US1012739A successfully refreshed from Google Patents.
US1012739A
Expired / Lapsed
US
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Device for securing copy-books in the correct position for writing exercises.
Assignee: Individual
•
Filing: 1911-04-12
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Granted: 1911-12-26
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Expires: 1931-04-12
Abstract
No abstract record available.
Inventors
- 👤 Julie Speckel
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 01:02
CPC Classifications
G; G09; G09B; G09B11/00; G09B11/04
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) | 1914-12-25 | 1915-06-26 | 1915-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-12-25 | 1919-06-26 | 1919-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-12-25 | 1923-06-26 | 1923-12-26 | $7700.00 | Window Closed / Lapsed |