US1149463A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for separating coal, ore, &c.
Assignee: Individual
•
Filing: 1913-05-02
•
Granted: 1915-08-10
•
Expires: 1933-05-02
Abstract
No abstract record available.
Inventors
- 👤 Frank Pardee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 04:27
CPC Classifications
B; B07; B07B; B07B4/00; B07B4/02; B07B4/04; B04; B04C; B04C5/00; B04C5/12; B04C5/13; B04C2005/133
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) | 1918-08-09 | 1919-02-08 | 1919-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1922-08-09 | 1923-02-08 | 1923-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1926-08-09 | 1927-02-08 | 1927-08-10 | $7700.00 | Window Closed / Lapsed |