US3306344A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible closure
Assignee: RL Kuss and Co Inc
•
Filing: 1965-10-11
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Granted: 1967-02-28
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Expires: 1985-10-11
Abstract
No abstract record available.
Inventors
- 👤 Wilbur R Youngs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:38
CPC Classifications
E; E06; E06B; E06B9/00; E06B9/24; E06B9/40; E06B9/56; E06B9/64; E06B2009/405
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
114 words
A FLEXIBLE CLOSURE FOR AN OPENING DEFINED BY AN ELEVATED HORIZONTAL HEADER, A PAIR OF VERTICAL SIDE MEMBERS AND A BASE, COMPRISING, IN COMBINATION, A FLEXIBLE CURTAIN HAVING AN UPPER EDGE SECURED TO SAID HORIZONTAL HEADER AND EXTENDING DOWNWARDLY BETWEEN SAID SIDE MEMBERS AND TERMINATING IN A LOWER EDGE, A PLURALITY OF ROLLERS EXTENDING HORIZONTALLY BETWEEN SAID SIDE MEMBERS AND SECURED TO AND SUPPORTED BY SAID FLEXIBLE CURTAIN, SAID ROLLERS BEING EQUALLY SPACED IN VERTICAL DISTANCE FROM ONE ANOTHER ON SAID FLEXIBLE CURTAIN, WHEN SAID CURTAIN IS FULLY EXTENDED, AND MEANS MECHANICALLY COUPLED TO AND COACTING DIRECTLY WITH EACH OF SAID ROLLERS AT AT LEAST ONE EXTREMITY FOR DIRECTLY APPLYING A ROTATIONAL FORCE THERETO
Claim 2
Dependent Claim
114 words
A FLEXIBLE CLOSURE FOR AN OPENING DEFINED BY AN ELEVATED HORIZONTAL HEADER, A PAIR OF VERTICAL SIDE MEMBERS AND A BASE, COMPRISING, IN COMBINATION, A FLEXIBLE CURTAIN HAVING AN UPPER EDGE SECURED TO SAID HORIZONTAL HEADER AND EXTENDING DOWNWARDLY BETWEEN SAID SIDE MEMBERS AND TERMINATING IN A LOWER EDGE, A PLURALITY OF ROLLERS EXTENDING HORIZONTALLY BETWEEN SAID SIDE MEMBERS AND SECURED TO AND SUPPORTED BY SAID FLEXIBLE CURTAIN, SAID ROLLERS BEING EQUALLY SPACED IN VERTICAL DISTANCE FROM ONE ANOTHER ON SAID FLEXIBLE CURTAIN, WHEN SAID CURTAIN IS FULLY EXTENDED, AND MEANS MECHANICALLY COUPLED TO AND COACTING DIRECTLY WITH EACH OF SAID ROLLERS AT AT LEAST ONE EXTREMITY FOR DIRECTLY APPLYING A ROTATIONAL FORCE THERETO
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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |