Patent US2535634A successfully refreshed from Google Patents.
US2535634A
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US
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Assignee: Ideal Roller and Manufacturing Co
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Filing: 1949-04-28
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Granted: 1950-12-26
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Expires: 1969-04-28
Abstract
No abstract record available.
Inventors
- 👤 Bruce W Hubbard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 12:03
CPC Classifications
F; F16; F16J; F16J15/00; F16J15/02; F16J15/06; F16J15/10; F16J15/12; F16J15/121; Y; Y10; Y10S; Y10S277/00; Y10S277/91; Y10T; Y10T74/00; Y10T74/20; Y10T74/20396; Y10T74/20402; Y10T74/20456
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) | 1953-12-25 | 1954-06-26 | 1954-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-25 | 1958-06-26 | 1958-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-25 | 1962-06-26 | 1962-12-26 | $7700.00 | Window Closed / Lapsed |