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Patent US2482428A successfully refreshed from Google Patents.
US2482428A
Expired / Lapsed
US
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Magnetic brake
Assignee: Individual
•
Filing: 1947-06-10
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Granted: 1949-09-20
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Expires: 1967-06-10
Abstract
No abstract record available.
Inventors
- 👤 Albert E Miller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:29
CPC Classifications
A; A01; A01K; A01K89/00; A01K89/015; A01K89/0155; A01K89/01555; B; B65; B65H; B65H59/00; B65H59/10; B65H59/16; B65H2701/00; B65H2701/30; B65H2701/31
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2339919A
Cited
US2401256A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-09-19 | 1953-03-21 | 1953-09-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-09-19 | 1957-03-21 | 1957-09-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-09-19 | 1961-03-21 | 1961-09-20 | $7700.00 | Window Closed / Lapsed |