US1329522A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ash-conveyer
Assignee: AMERICAN STEAM CONVEYOR Corp
•
Filing: 1919-07-11
•
Granted: 1920-02-03
•
Expires: 1939-07-11
Abstract
No abstract record available.
Inventors
- 👤 Lorne A Griffin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:10
CPC Classifications
B; B65; B65G; B65G53/00; B65G53/34; B65G53/52; Y; Y10; Y10T; Y10T137/00; Y10T137/0318; Y10T137/0402; Y10T137/0441; Y10T137/598
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) | 1923-02-02 | 1923-08-04 | 1924-02-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1927-02-02 | 1927-08-04 | 1928-02-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1931-02-02 | 1931-08-04 | 1932-02-03 | $7700.00 | Window Closed / Lapsed |