US2418901A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Crosshead and guide structure
Assignee: Filer and Stowell Co
•
Filing: 1943-04-01
•
Granted: 1947-04-15
•
Expires: 1963-04-01
Abstract
No abstract record available.
Inventors
- 👤 Everett C Read
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:59
CPC Classifications
F; F16; F16C; F16C5/00; Y; Y10; Y10S; Y10S384/00; Y10S384/90; Y10S384/901; Y10T; Y10T403/00; Y10T403/32; Y10T403/32606; Y10T403/32861; Y10T403/32893; Y10T74/00; Y10T74/21; Y10T74/2142; Y10T74/2152
Claims Analysis
Total Claims: 0
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |