US3330071A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window regulator
Assignee: Individual
•
Filing: 1965-03-24
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Granted: 1967-07-11
•
Expires: 1985-03-24
Abstract
No abstract record available.
Inventors
- 👤 Val V Kubisiak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 09:02
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/38; E05F11/40
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
153 words
IN COMBINATION WITH A DOUBLE HUNG WINDOW UNIT HAVING A FRAME INCLUDING A STOOL ALONG THE BOTTOM THEREOF, AND A PAIR OF FRONT STOPS ALONG THE SIDES THEREOF, AND HAVING A SLIDING LOWER SASH ARRANGED THEREIN, A SASH OPERATING DEVICE COMPRISING: THREADED BRACKET MEANS FIXED TO SAID SASH; VERTICALLY ARRANGED THREADED SHAFT MEANS IN FRONT OF SAID SASH IN DRIVING ENGAGEMENT WITH SAID BRACKET MEANS; DRIVING MEANS DISPOSED ABOVE SAID STOOL AND BETWEEN SAID STOPS ENGAGED WITH SAID VERTICAL SHAFT MEANS FOR RAISING AND LOWERING SAID SASH; SAID DRIVING MEANS INCLUDING A HORIZONTALLY ARRANGED SHAFT ASSEMBLY AND A DRIVE GEAR MEANS; SAID ASSEMBLY HAVING, ON ONE SIDE OF SAID GEAR MEANS, A PLURALITY OF HORIZONTAL SHAFT PORTIONS AND COUPLING MEANS CONNECTING SAID PORTIONS; AND REMOVABLE COVER RIM MEANS EXTENDING OVER AND ALONG SAID STOOL COVERING SAID ASSEMBLY AND SAID DRIVE GEAR MEANS; THE ENTIRE DEVICE BEING WITHIN THE INNER BOUNDARY OF SAID FRAME.
References Cited (Backward Citations)
US2636727A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |