US2588085A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Permanent magnet roll
Assignee: FRETZ MOON TUBE Co Inc
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Filing: 1949-06-09
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Granted: 1952-03-04
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Expires: 1969-06-09
Abstract
No abstract record available.
Inventors
- 👤 Augustus C Clouse
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 01:28
CPC Classifications
B; B65; B65G; B65G39/00; B65G39/02; B65G39/08; B60; B60F; B60F3/00; B60F3/0061; B65G2201/00; B65G2201/02; B65G2201/0276; Y; Y10; Y10S; Y10S100/00; Y10S100/917
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) | 1955-03-04 | 1955-09-03 | 1956-03-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-04 | 1959-09-03 | 1960-03-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-04 | 1963-09-03 | 1964-03-04 | $7700.00 | Window Closed / Lapsed |