US3359701A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Roof-forming plank clip
Assignee: National Gypsum Co
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Filing: 1965-05-17
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Granted: 1967-12-26
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Expires: 1985-05-17
Abstract
No abstract record available.
Inventors
- 👤 Joseph W Schneller
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 05:03
CPC Classifications
E; E04; E04B; E04B1/00; E04B1/38; E04B1/41; E04B5/00; E04B5/16; E04B5/32; E04B5/36
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
167 words
A ROOF-FORMING PLANK CLIP CONSISTING OF A SINGLE SHEET OF METAL FORMED TO COMPRISE ESSENTIALLY A CENTRAL VERTICAL WEB FOR DISPOSITION BETWEEN THE EDGES OF A PAIR OF ADJACENT PLANKS, MEANS EXTENDING FROM A LOWER PORTION OF SAID CENTRAL VERTICAL WEB FOR IMPALING EACH OF THE TWO EDGES OF SAID TWO ADJACENT PLANKS, AND A TOP FLANGE AND AN ASSOCIATED CONNECTING PORTION EXTENDING FROM A RELATIVELY UPPER PORTION OF SAID CENTRAL VERTICAL WEB, SAID TOP FLANGE EXTENDING IN A DIRECTION PARALLEL TO ONE OF SAID IMPALING MEANS AND SPACED THEREFROM A DISTANCE EQUAL TO THE DEPTH AT WHICH SAID PLANE EDGE IS PREFERABLY IMPALED, SAID TOP FLANGE AND CONNECTING PORTION HAVING A COMBINED LENGTH GREATER THAN SAID IMPALING MEANS, WHEREBY SAID TOP FLANGE PROVIDES CONTROLLED MEANS FOR POSITIONING SAID CLIP RELATIVE TO SAID PLANK EDGES, SAID CENTRAL WEB EXTENDING UPWARDLY ABOVE THE GENERAL PLANE OF SAID TOP FLANGE, SAID CONNECTING PORTION BEING DOWNWARDLY INCLINED AND CONNECTING THE UPPER EDGE OF SAID CENTRAL WEB TO SAID TOP FLANGE.
Claim 2
Dependent Claim
167 words
A ROOF-FORMING PLANK CLIP CONSISTING OF A SINGLE SHEET OF METAL FORMED TO COMPRISE ESSENTIALLY A CENTRAL VERTICAL WEB FOR DISPOSITION BETWEEN THE EDGES OF A PAIR OF ADJACENT PLANKS, MEANS EXTENDING FROM A LOWER PORTION OF SAID CENTRAL VERTICAL WEB FOR IMPALING EACH OF THE TWO EDGES OF SAID TWO ADJACENT PLANKS, AND A TOP FLANGE AND AN ASSOCIATED CONNECTING PORTION EXTENDING FROM A RELATIVELY UPPER PORTION OF SAID CENTRAL VERTICAL WEB, SAID TOP FLANGE EXTENDING IN A DIRECTION PARALLEL TO ONE OF SAID IMPALING MEANS AND SPACED THEREFROM A DISTANCE EQUAL TO THE DEPTH AT WHICH SAID PLANE EDGE IS PREFERABLY IMPALED, SAID TOP FLANGE AND CONNECTING PORTION HAVING A COMBINED LENGTH GREATER THAN SAID IMPALING MEANS, WHEREBY SAID TOP FLANGE PROVIDES CONTROLLED MEANS FOR POSITIONING SAID CLIP RELATIVE TO SAID PLANK EDGES, SAID CENTRAL WEB EXTENDING UPWARDLY ABOVE THE GENERAL PLANE OF SAID TOP FLANGE, SAID CONNECTING PORTION BEING DOWNWARDLY INCLINED AND CONNECTING THE UPPER EDGE OF SAID CENTRAL WEB TO SAID TOP FLANGE.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-12-25 | 1971-06-26 | 1971-12-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-12-25 | 1975-06-26 | 1975-12-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-12-25 | 1979-06-26 | 1979-12-26 | $7700.00 | Window Closed / Lapsed |