US2784851A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Arrangement for use in conveying plants employing magnetic destination characteristics
Assignee: International Standard Electric Corp
•
Filing: 1952-11-12
•
Granted: 1957-03-12
•
Expires: 1972-11-12
Abstract
No abstract record available.
Inventors
- 👤 Bretschneider Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 00:10
CPC Classifications
B; B07; B07C; B07C3/00; B07C3/003; B65; B65G; B65G47/00; B65G47/34; B65G47/46; B65G47/50; B65G47/503
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-03-11 | 1960-09-10 | 1961-03-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-03-11 | 1964-09-10 | 1965-03-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-03-11 | 1968-09-10 | 1969-03-12 | $7700.00 | Window Closed / Lapsed |