US1325536A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary dumping apparatus.
Assignee: Individual
•
Filing: 1917-07-09
•
Granted: 1919-12-23
•
Expires: 1937-07-09
Abstract
No abstract record available.
Inventors
- 👤 Erskine Ramsay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:20
CPC Classifications
G; G01; G01G; G01G19/00; G01G19/08; G01G19/083; B; B28; B28C; B28C7/00; B28C7/04; B28C7/0481; B28C7/0486; Y; Y10; Y10S; Y10S177/00; Y10S177/08
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) | 1922-12-22 | 1923-06-23 | 1923-12-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1926-12-22 | 1927-06-23 | 1927-12-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1930-12-22 | 1931-06-23 | 1931-12-23 | $7700.00 | Window Closed / Lapsed |