US3302335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Window control device
Assignee: Fritz Keiper KG
•
Filing: 1964-08-18
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Granted: 1967-02-07
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Expires: 1984-08-18
Abstract
No abstract record available.
Inventors
- 👤 Werner Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 20:22
CPC Classifications
E; E05; E05F; E05F11/00; E05F11/38; E05F11/382; E05F11/44; E05F11/445; E05Y; E05Y2900/00; E05Y2900/50; E05Y2900/53; E05Y2900/55; Y; Y10; Y10T; Y10T74/00; Y10T74/18; Y10T74/18568; Y10T74/20; Y10T74/20576; Y10T74/20582
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
152 words
A WINDOW CONTROL DEVICE COMPRISING, IN COMBINATION, A SUPPORT; AN ELONGATED MEMBER ADAPTED TO BE CONNECTED AT ONE END THEREOF TO A FIXED POINT OF A WINDOW TO BE CONTROLLED BY THE DEVICE; GUIDE MEANS MOUNTED ON SAID SUPPORT FOR PIVOTAL MOVEMENT ABOUT A FIXED PIVOT AXIS AND SUPPORTING SAID MEMBER FOR RECTINLINEAR RECIPROCATING MOVEMENT IN DIRECTION OF THE ELONGATION OF SAID MEMBER AND FOR PIVOTAL MOVEMENT WITH SAID GUIDE MEANS; A GUIDE LINK PIVOTALLY CONNECTED AT ONE END THEREOF TO SAID SUPPORT SPACED FROM SAID PIVOT AXIS AND AT THE OTHER END THEREOF PIVOTALLY CONNECTED TO THE OTHER END THEREOF MEANS CONNECTED TO SAID GUIDE MEANS FOR TURNING THE LATTER ABOUT SAID PIVOT AXIS, SAID GUIDE LINK AND SAID GUIDE MEANS BEING CONSTRUCTED AND CONNECTED TO SAID SUPPORT AND SAID MEMBER SO THAT SAID ONE END OF SAID LEVER WILL, DURING TURNING OF SAID GUIDE MEANS, MOVE ALONG A STRAIGHT LINE.
Claim 2
Dependent Claim
152 words
A WINDOW CONTROL DEVICE COMPRISING, IN COMBINATION, A SUPPORT; AN ELONGATED MEMBER ADAPTED TO BE CONNECTED AT ONE END THEREOF TO A FIXED POINT OF A WINDOW TO BE CONTROLLED BY THE DEVICE; GUIDE MEANS MOUNTED ON SAID SUPPORT FOR PIVOTAL MOVEMENT ABOUT A FIXED PIVOT AXIS AND SUPPORTING SAID MEMBER FOR RECTINLINEAR RECIPROCATING MOVEMENT IN DIRECTION OF THE ELONGATION OF SAID MEMBER AND FOR PIVOTAL MOVEMENT WITH SAID GUIDE MEANS; A GUIDE LINK PIVOTALLY CONNECTED AT ONE END THEREOF TO SAID SUPPORT SPACED FROM SAID PIVOT AXIS AND AT THE OTHER END THEREOF PIVOTALLY CONNECTED TO THE OTHER END THEREOF MEANS CONNECTED TO SAID GUIDE MEANS FOR TURNING THE LATTER ABOUT SAID PIVOT AXIS, SAID GUIDE LINK AND SAID GUIDE MEANS BEING CONSTRUCTED AND CONNECTED TO SAID SUPPORT AND SAID MEMBER SO THAT SAID ONE END OF SAID LEVER WILL, DURING TURNING OF SAID GUIDE MEANS, MOVE ALONG A STRAIGHT LINE.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-02-06 | 1970-08-08 | 1971-02-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-06 | 1974-08-08 | 1975-02-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-06 | 1978-08-08 | 1979-02-07 | $7700.00 | Window Closed / Lapsed |