US2537389A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Grinding machine
Assignee: Milacron Inc
•
Filing: 1947-10-07
•
Granted: 1951-01-09
•
Expires: 1967-10-07
Abstract
No abstract record available.
Inventors
- 👤 Alvin F Alt
- 👤 Decker Jacob
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 16:46
CPC Classifications
B; B24; B24B; B24B47/00; B24B47/20
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2000553A
Cited
US2115678A
Cited
US2267391A
Cited
US2448921A
Cited
US2448874A
Cited
US2464142A
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 |