US2795900A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Machine for grinding and superfinishing barrel-shaped rollers and the like
Assignee: Individual
•
Filing: 1954-07-28
•
Granted: 1957-06-18
•
Expires: 1974-07-28
Abstract
No abstract record available.
Inventors
- 👤 Modler Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 16:39
CPC Classifications
B; B24; B24B; B24B5/00; B24B5/18; B24B5/26
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1221858A
Cited
US1814351A
Cited
US2414784A
Cited
US2439225A
Cited
US2409320A
Cited
US2507334A
Cited
US2591784A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-06-17 | 1960-12-17 | 1961-06-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-06-17 | 1964-12-17 | 1965-06-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-06-17 | 1968-12-17 | 1969-06-18 | $7700.00 | Window Closed / Lapsed |