US2585376A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Profile grinding or polishing machine
Assignee: Ransomes Sims and Jeffries Ltd
•
Filing: 1950-02-24
•
Granted: 1952-02-12
•
Expires: 1970-02-24
Abstract
No abstract record available.
Inventors
- 👤 Dyer Frederic Thomas
- 👤 Revett Raymond Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 11:32
CPC Classifications
B; B24; B24B; B24B19/00; B24B19/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1330981A
Cited
US1850098A
Cited
US1950030A
Cited
US2136491A
Cited
US2238704A
Cited
US2324266A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-11 | 1955-08-13 | 1956-02-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-11 | 1959-08-13 | 1960-02-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-11 | 1963-08-13 | 1964-02-12 | $7700.00 | Window Closed / Lapsed |