US3144267A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Door holder
Assignee: Yale and Towne Inc
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Filing: 1963-04-30
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Granted: 1964-08-11
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Expires: 1983-04-30
Abstract
No abstract record available.
Inventors
- 👤 Raymond W Schmid
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 17:06
CPC Classifications
E; E05; E05C; E05C17/00; E05C17/02; E05C17/04; E05C17/12; E05C17/24; E05C17/28; Y; Y10; Y10S; Y10S16/00; Y10S16/17; Y10T; Y10T292/00; Y10T292/08; Y10T292/0801; Y10T292/0814; Y10T292/0815; Y10T292/28; Y10T292/301
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
83 words
IN A DOOR HOLDER OF THE CLASS DESCRIBED, A TRACK MEMBER, A SLIDER MOVING LONGITUDINALLY ON SAID TRACK MEMBER AS THE DOOR MOVES BETWEEN OPENED AND CLOSED POSITIONS, A SPRING PRESSED DETENT MOUNTED ON THE SLIDER AND ENGAGING SAID TRACK MEMBER AS THE SLIDER MOVES ON SAID TRACK MEMBER, SAID DETENT MOVING INTO AN OPENING IN SAID TRACK MEMBER TO HOLD THE SLIDER YIELDINGLY AGAINST MOVEMENT RELATIVELY TO SAID TRACK MEMBER, A CONTROL MEMBER IN LOST MOTION RELATION TO THE SLIDER AND FRICTIONALLY
Claim 2
Dependent Claim
83 words
IN A DOOR HOLDER OF THE CLASS DESCRIBED, A TRACK MEMBER, A SLIDER MOVING LONGITUDINALLY ON SAID TRACK MEMBER AS THE DOOR MOVES BETWEEN OPENED AND CLOSED POSITIONS, A SPRING PRESSED DETENT MOUNTED ON THE SLIDER AND ENGAGING SAID TRACK MEMBER AS THE SLIDER MOVES ON SAID TRACK MEMBER, SAID DETENT MOVING INTO AN OPENING IN SAID TRACK MEMBER TO HOLD THE SLIDER YIELDINGLY AGAINST MOVEMENT RELATIVELY TO SAID TRACK MEMBER, A CONTROL MEMBER IN LOST MOTION RELATION TO THE SLIDER AND FRICTIONALLY
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-08-11 | 1968-02-10 | 1968-08-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-11 | 1972-02-10 | 1972-08-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-11 | 1976-02-10 | 1976-08-11 | $7700.00 | Window Closed / Lapsed |