US1633245A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stamp-canceling machine
Assignee: RED STAR APPLIANCES Inc
•
Filing: 1925-11-17
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Granted: 1927-06-21
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Expires: 1945-11-17
Abstract
No abstract record available.
Inventors
- 👤 John W Eskholme
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:06
CPC Classifications
G; G07; G07B; G07B17/00; G07B17/00459; G07B17/00508; B; B41; B41K; B41K3/00; B41K3/02; B41K3/12; B41K3/121; G07B2017/00516; G07B2017/00524; G07B2017/00548
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) | 1930-06-20 | 1930-12-20 | 1931-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1934-06-20 | 1934-12-20 | 1935-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1938-06-20 | 1938-12-20 | 1939-06-21 | $7700.00 | Window Closed / Lapsed |