Patent US2561397A successfully refreshed from Google Patents.
US2561397A
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Conveyer with sheet supporting and antipinching devices
Assignee: Primerica Inc
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Filing: 1949-04-12
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Granted: 1951-07-24
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Expires: 1969-04-12
Abstract
No abstract record available.
Inventors
- 👤 William F May
- 👤 Ronald E J Nordquist
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 15:59
CPC Classifications
B; B65; B65G; B65G17/00; B65G17/30; B41; B41F; B41F23/00; B41F23/04; B41F23/044; B41F23/0443; B41F23/0446; B65G17/06; B65G17/063; B65G17/32; F; F26; F26B; F26B15/00; F26B15/02; F26B15/08; F26B15/085; B65G2201/00; B65G2201/02
Claims Analysis
Total Claims: 0
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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) | 1954-07-23 | 1955-01-22 | 1955-07-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-07-23 | 1959-01-22 | 1959-07-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-07-23 | 1963-01-22 | 1963-07-24 | $7700.00 | Window Closed / Lapsed |