US2593242A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Switching type conveyer
Assignee: Cutler Hammer Inc
•
Filing: 1947-02-21
•
Granted: 1952-04-15
•
Expires: 1967-02-21
Abstract
No abstract record available.
Inventors
- 👤 Bacon Warren
- 👤 Kenneth H Hansen
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 14:08
CPC Classifications
B; B65; B65G; B65G47/00; B65G47/52; B65G47/64; B65G47/644; B65G47/645; B65G47/647
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1245728A
Cited
US1858416A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-04-15 | 1955-10-15 | 1956-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-04-15 | 1959-10-15 | 1960-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-04-15 | 1963-10-15 | 1964-04-15 | $7700.00 | Window Closed / Lapsed |