US1845568A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Copying agency
Assignee: Individual
•
Filing: 1928-04-27
•
Granted: 1932-02-16
•
Expires: 1948-04-27
Abstract
No abstract record available.
Inventors
- 👤 Ervin E Strawn
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:54
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; Y; Y10; Y10S; Y10S428/00; Y10S428/913; Y10S428/914; Y10T; Y10T428/00; Y10T428/24; Y10T428/24942
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1935-02-15 | 1935-08-17 | 1936-02-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-02-15 | 1939-08-17 | 1940-02-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-02-15 | 1943-08-17 | 1944-02-16 | $7700.00 | Window Closed / Lapsed |