US3235188A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Reduction mill
Assignee: Individual
•
Filing: 1963-03-08
•
Granted: 1966-02-15
•
Expires: 1983-03-08
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Bradley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 05:36
CPC Classifications
B; B02; B02C; B02C17/00; B02C17/002
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1744028A
Cited
US1948504A
Cited
US2199729A
Cited
US2524482A
Cited
US2837290A
Cited
US2837289A
Cited
US2950870A
Cited
US3079095A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |