US3098520A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Drapery apparatus
Assignee: Manufacturing Specialties Co Inc
•
Filing: 1961-03-27
•
Granted: 1963-07-23
•
Expires: 1981-03-27
Abstract
No abstract record available.
Inventors
- 👤 Joseph C Greenstadt
- 👤 David F Ziers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:13
CPC Classifications
A; A47; A47H; A47H5/00; A47H5/02; A47H5/032
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
189 words
A TRACK FOR SUPPORTING A CARRIER ATTACHABLE TO A DRAPERY AND THE LIKE AND MOVABLE ALONG THE TRACK BY A DRAW CORD, COMPRISING A CENTRAL WEB, SIDE FLANGES DEPENDING ING FROM SAID WEB, OPPOSED LOWER WEBS EXTENDING INWARDLY FROM SAID SIDE FLANGES, AND OPPOSED INTERMEDIATE WEBS EXTENDING INWARDLY FROM SAID SIDE FLANGES AND DEFINING OPPOSED UPPER GROOVES WITH SAID UPPER WEB IN WHICH THE CARRIER IS ADAPTED TO BE MOVABLY SUPPORTED AND OPPOSED LOWER GROOVES WITH SAID LOWER WEBS IN THE WHICH THE CORD IS ADAPTED TO BE SHIFTABLY MOUNTED, SAID CENTRAL WEB HAVING LONGITUDINALLY EXTENDING RELIEF GROOVES THEREIN AND HOLES IN SAID CENTRAL WEB BETWEEN SAID RELIEF GROOVES FOR THE RECEPTION OF FASTENING ELEMENTS ADAPTED TO BE SECURED TO A SUPPORTING STRUCTURE, SAID RELIEF GROOVES ALLOWING MATERIAL OF SAID CENTRAL WEB TO BE DEFORMED THEREINTO DURING PRODUCTION OF SAID HOLES, SAID CENTRAL WEB HAVING A CENTERING GROOVE THEREIN BETWEEN SAID RELIEF GROOVES, SAID CENTERING GROOVE BEING DEFINED BY SIDE WALLS DIVERGING INWARDLY OF SAID CENTRAL WEB AND LATERALLY OUTWARDLY TOWARD SAID RELIEF GROOVES TO CENTER A TOOL FOR PRODUCING A HOLE THROUGH SAID CENTRAL BETWEEN SAID RELIEF GROOVES.
Claim 2
Dependent Claim
189 words
A TRACK FOR SUPPORTING A CARRIER ATTACHABLE TO A DRAPERY AND THE LIKE AND MOVABLE ALONG THE TRACK BY A DRAW CORD, COMPRISING A CENTRAL WEB, SIDE FLANGES DEPENDING ING FROM SAID WEB, OPPOSED LOWER WEBS EXTENDING INWARDLY FROM SAID SIDE FLANGES, AND OPPOSED INTERMEDIATE WEBS EXTENDING INWARDLY FROM SAID SIDE FLANGES AND DEFINING OPPOSED UPPER GROOVES WITH SAID UPPER WEB IN WHICH THE CARRIER IS ADAPTED TO BE MOVABLY SUPPORTED AND OPPOSED LOWER GROOVES WITH SAID LOWER WEBS IN THE WHICH THE CORD IS ADAPTED TO BE SHIFTABLY MOUNTED, SAID CENTRAL WEB HAVING LONGITUDINALLY EXTENDING RELIEF GROOVES THEREIN AND HOLES IN SAID CENTRAL WEB BETWEEN SAID RELIEF GROOVES FOR THE RECEPTION OF FASTENING ELEMENTS ADAPTED TO BE SECURED TO A SUPPORTING STRUCTURE, SAID RELIEF GROOVES ALLOWING MATERIAL OF SAID CENTRAL WEB TO BE DEFORMED THEREINTO DURING PRODUCTION OF SAID HOLES, SAID CENTRAL WEB HAVING A CENTERING GROOVE THEREIN BETWEEN SAID RELIEF GROOVES, SAID CENTERING GROOVE BEING DEFINED BY SIDE WALLS DIVERGING INWARDLY OF SAID CENTRAL WEB AND LATERALLY OUTWARDLY TOWARD SAID RELIEF GROOVES TO CENTER A TOOL FOR PRODUCING A HOLE THROUGH SAID CENTRAL BETWEEN SAID RELIEF GROOVES.
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) | 1966-07-22 | 1967-01-21 | 1967-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-22 | 1971-01-21 | 1971-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-22 | 1975-01-21 | 1975-07-23 | $7700.00 | Window Closed / Lapsed |