US3000674A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Anti-friction ways for machine tools
Assignee: Giddings and Lewis LLC
•
Filing: 1957-12-11
•
Granted: 1961-09-19
•
Expires: 1977-12-11
Abstract
No abstract record available.
Inventors
- 👤 Ralph L Ford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 22:34
CPC Classifications
F; F16; F16C; F16C29/00; F16C29/04; F16C29/06; F16C29/0614; F16C29/0616; F16C29/0619; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; F16C29/008; F16C2322/00; F16C2322/39; Y; Y10; Y10T; Y10T409/00; Y10T409/30; Y10T409/306664; Y10T409/306776; Y10T409/307168; Y10T409/307728
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1750140A
Cited
US1881675A
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US2230442A
Cited
GB556746A
Cited
US2559292A
Cited
US2672379A
Cited
US2599969A
Cited
US2708285A
Cited
US2752057A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-09-18 | 1965-03-20 | 1965-09-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-09-18 | 1969-03-20 | 1969-09-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-09-18 | 1973-03-20 | 1973-09-19 | $7700.00 | Window Closed / Lapsed |