US2710550A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Planetary reducing apparatus and process
Assignee: ARMZEN Co
•
Filing: 1954-06-07
•
Granted: 1955-06-14
•
Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 Sendzimir Tadeusz
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 15:37
CPC Classifications
B; B21; B21B; B21B13/00; B21B13/18; B21B13/20
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US771611A
Cited
US1499534A
Cited
US1499533A
Cited
US1622744A
Cited
US1851063A
Cited
US1968442A
Cited
US2069496A
Cited
GB609706A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-06-13 | 1958-12-13 | 1959-06-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-13 | 1962-12-13 | 1963-06-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-13 | 1966-12-13 | 1967-06-14 | $7700.00 | Window Closed / Lapsed |