US2537792A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rotary processing apparatus
Assignee: Individual
•
Filing: 1947-11-26
•
Granted: 1951-01-09
•
Expires: 1967-11-26
Abstract
No abstract record available.
Inventors
- 👤 Alden I Schloss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:20
CPC Classifications
B; B24; B24D; B24D13/00; B24D13/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US277097A
Cited
US352087A
Cited
US496836A
Cited
US497477A
Cited
US551019A
Cited
US1314125A
Cited
US1352204A
Cited
US1540521A
Cited
US1666746A
Cited
US2140208A
Cited
US2146284A
Cited
US2226625A
Cited
US2295282A
Cited
US2455099A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-01-08 | 1954-07-10 | 1955-01-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-01-08 | 1958-07-10 | 1959-01-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-01-08 | 1962-07-10 | 1963-01-09 | $7700.00 | Window Closed / Lapsed |