US3395947A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Slideway system
Assignee: Charles Churchill and Co Ltd
•
Filing: 1965-05-28
•
Granted: 1968-08-06
•
Expires: 1985-05-28
Abstract
No abstract record available.
Inventors
- 👤 Brown Graham Maurice
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:10
CPC Classifications
F; F16; F16C; F16C32/00; F16C32/06; B; B23; B23Q; B23Q1/00; B23Q1/25; B23Q1/26; B23Q1/38; F16C29/00; F16C29/02; F16C29/025; F16C2322/00; F16C2322/39
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US466645A
Cited
CH202298A
Cited
US2951729A
Cited
GB802155A
Cited
US2869933A
Cited
GB876171A
Cited
US3053583A
Cited
US3137530A
Cited
US3119639A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-08-06 | 1972-02-05 | 1972-08-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-08-06 | 1976-02-05 | 1976-08-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-08-06 | 1980-02-05 | 1980-08-06 | $7700.00 | Window Closed / Lapsed |