US3246432A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sensitive suspended ceiling structure
Assignee: Owens Corning
•
Filing: 1962-10-26
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Granted: 1966-04-19
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Expires: 1982-10-26
Abstract
No abstract record available.
Inventors
- 👤 Jr Walter S Young
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 12:22
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/064; A; A62; A62C; A62C35/00; A62C37/00; E04B9/003; E04B9/08; E04B2009/062; Y; Y10; Y10S; Y10S52/00; Y10S52/05
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A GRID BAR FOR A SUSPENDED CEILING CONSTRUCTION IN WHICH REMOVABLE PANELS ARE SUPPORTED BY A PLURALITY OF SAID BARS, SAID GRID BAR COMPRISING A GENERALLY RIGID THERMALLY RESISTANT UPSTANDING WEB PORTION ADAPTED FOR SUSPENSION FROM AN OVERLYING SUPPORT STRUCTURE AND BEING ALIGNED IN A CEILING POSITION, AND A THERMALLY RESPONSIVE LONGITUDINAL FLANGE PORTION CONTINUOUSLY CONNECTED TO SAID WEB PORTION AND EXTENDING LATERALLY THEREFROM ALONG ITS LENGTH, SAID THERMALLY RESPONSIVE FLANGE BEING ADAPTED TO SUPPORT AN EDGE OF A CEILING PANEL UNDER CONDITIONS OF A
Claim 2
Dependent Claim
85 words
A GRID BAR FOR A SUSPENDED CEILING CONSTRUCTION IN WHICH REMOVABLE PANELS ARE SUPPORTED BY A PLURALITY OF SAID BARS, SAID GRID BAR COMPRISING A GENERALLY RIGID THERMALLY RESISTANT UPSTANDING WEB PORTION ADAPTED FOR SUSPENSION FROM AN OVERLYING SUPPORT STRUCTURE AND BEING ALIGNED IN A CEILING POSITION, AND A THERMALLY RESPONSIVE LONGITUDINAL FLANGE PORTION CONTINUOUSLY CONNECTED TO SAID WEB PORTION AND EXTENDING LATERALLY THEREFROM ALONG ITS LENGTH, SAID THERMALLY RESPONSIVE FLANGE BEING ADAPTED TO SUPPORT AN EDGE OF A CEILING PANEL UNDER CONDITIONS OF A
References Cited (Backward Citations)
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |