US1951433A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Safety attachment for printing presses
Assignee: F G DORSEY
•
Filing: 1931-04-13
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Granted: 1934-03-20
•
Expires: 1951-04-13
Abstract
No abstract record available.
Inventors
- 👤 Harry E Millingar
- 👤 Turner T Pope
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 13:28
CPC Classifications
B; B41; B41F; B41F33/00; B41P; B41P2233/00; B41P2233/20; Y; Y10; Y10T; Y10T83/00; Y10T83/081; Y10T83/084; Y10T83/086; Y10T83/465; Y10T83/4766; Y10T83/4795; Y10T83/869; Y10T83/8765
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) | 1937-03-19 | 1937-09-18 | 1938-03-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1941-03-19 | 1941-09-18 | 1942-03-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1945-03-19 | 1945-09-18 | 1946-03-20 | $7700.00 | Window Closed / Lapsed |