US3393488A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roof deck structure and restraining clip therefor
Assignee: National Gypsum Co
•
Filing: 1966-01-26
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Granted: 1968-07-23
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Expires: 1986-01-26
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Schneller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:17
CPC Classifications
E; E04; E04D; E04D3/00; E04D3/36; E04D3/3601
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
130 words
A ROOF DECK RESTRAINING CLIP COMPRISING A HORIZONTALLY DISPOSED BASE PLATE FOR ATTACHMENT TO A ROOF SUPPORT FRAMING MEMBER, A VERTICAL WEB PORTION EXTENDING UPWARDLY FROM SAID BASE PLATE FOR DISPOSITION BETWEEN THE EDGES OF A PAIR OF ADJACENT ROOF PLANKS, MEANS FOR ATTACHMENT OF SAID CLIP TO A PLANK EDGE CAPABLE OF RESTRAINING MOVEMENT OF SAID PLANK EDGE VERTICALLY AWAY FROM SAID BASE PLATE, AND AT LEAST ONE SHORT FLANGE DISPOSED ABOVE THE PLANE OF SAID BASE PLATE IN A PLANE PERPENDICULAR TO THE PLANE OF SAID WEB PORTION AND PERPENDICULAR TO THE PLANE OF SAID BASE PLATE, WHEREBY SAID SHORT FLANGE WILL BE FORCED TO PIERCINGLY ENGAGE A ROOF PLANK EDGE, WHEN MOUNTED, AND RESTRAIN MOVEMENT OF SAID PLANK HORIZONTIALLY IN A DIRECTION PARALLEL TO SAID PLANK EDGE.
Claim 2
Dependent Claim
130 words
A ROOF DECK RESTRAINING CLIP COMPRISING A HORIZONTALLY DISPOSED BASE PLATE FOR ATTACHMENT TO A ROOF SUPPORT FRAMING MEMBER, A VERTICAL WEB PORTION EXTENDING UPWARDLY FROM SAID BASE PLATE FOR DISPOSITION BETWEEN THE EDGES OF A PAIR OF ADJACENT ROOF PLANKS, MEANS FOR ATTACHMENT OF SAID CLIP TO A PLANK EDGE CAPABLE OF RESTRAINING MOVEMENT OF SAID PLANK EDGE VERTICALLY AWAY FROM SAID BASE PLATE, AND AT LEAST ONE SHORT FLANGE DISPOSED ABOVE THE PLANE OF SAID BASE PLATE IN A PLANE PERPENDICULAR TO THE PLANE OF SAID WEB PORTION AND PERPENDICULAR TO THE PLANE OF SAID BASE PLATE, WHEREBY SAID SHORT FLANGE WILL BE FORCED TO PIERCINGLY ENGAGE A ROOF PLANK EDGE, WHEN MOUNTED, AND RESTRAIN MOVEMENT OF SAID PLANK HORIZONTIALLY IN A DIRECTION PARALLEL TO SAID PLANK EDGE.
References Cited (Backward Citations)
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Cited
US2083725A
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US2200649A
Cited
US2317428A
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US2281519A
Cited
US2335303A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-07-23 | 1972-01-22 | 1972-07-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-07-23 | 1976-01-22 | 1976-07-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-07-23 | 1980-01-22 | 1980-07-23 | $7700.00 | Window Closed / Lapsed |