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US1152393A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Paper-marking device.
Assignee: Individual
•
Filing: 1914-03-09
•
Granted: 1915-09-07
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Expires: 1934-03-09
Abstract
No abstract record available.
Inventors
- 👤 Howard Brown
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 10:00
CPC Classifications
B; B31; B31F; B31F1/00; B31F1/07
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) | 1918-09-06 | 1919-03-08 | 1919-09-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-09-06 | 1923-03-08 | 1923-09-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-09-06 | 1927-03-08 | 1927-09-07 | $7700.00 | Window Closed / Lapsed |