Patent US4361996A successfully refreshed from Google Patents.
US4361996A
Expired / Lapsed
US
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Ceiling renovation system
Assignee: GARDY DAVID J
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Filing: 1979-12-20
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Granted: 1982-12-07
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Expires: 1999-12-20
Abstract
Abstract A renovation profile, for covering an exposed T-bar of a suspended ceiling. The profile has a substantially U-shaped cross-section, can be placed around the head of the T-bar, and has sets of spaced tabs for supporting ceiling panels.
Inventors
- 👤 Robert L. Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 11:42
CPC Classifications
E; E04; E04B; E04B9/00; E04B9/06; E04B9/064; E04B9/22; E04B9/24; E04B9/26; E04B9/34; E04B9/36; E04B9/363; E04B2009/062
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
187 words
In combination with a suspended ceiling: a grid of interconnected T-bars including parallel rows of T-bars extending in a first direction, and parallel rows of T-bars extending in a second direction substantially perpendicular to said first direction and intersecting said first row of T-bars, said rows of T-bars having exposed head surfaces, and a plurality of covers affixed to and covering the exposed head surfaces of one of said parallel rows of T-bars, each of said covers being a metallic body substantially of U-shaped cross-section with a main body portion engaging with an exposed head surface of a T-bar of said one parallel row of T-bars, and with first and second parallel leg portions, respectively extending at an acute and a right angle with respect to said main body portion and engaging with opposite edges of said exposed head surface, portions of said second leg portions being depressed into clamping engagement with said T-bar, a plurality of sets of spaced tabs at each of said main body portions, and a plurality of ceiling panels, respectively suspended from said covers by respective ones of said sets of tabs.
Claim 2
Dependent Claim
187 words
In combination with a suspended ceiling: a grid of interconnected T-bars including parallel rows of T-bars extending in a first direction, and parallel rows of T-bars extending in a second direction substantially perpendicular to said first direction and intersecting said first row of T-bars, said rows of T-bars having exposed head surfaces, and a plurality of covers affixed to and covering the exposed head surfaces of one of said parallel rows of T-bars, each of said covers being a metallic body substantially of U-shaped cross-section with a main body portion engaging with an exposed head surface of a T-bar of said one parallel row of T-bars, and with first and second parallel leg portions, respectively extending at an acute and a right angle with respect to said main body portion and engaging with opposite edges of said exposed head surface, portions of said second leg portions being depressed into clamping engagement with said T-bar, a plurality of sets of spaced tabs at each of said main body portions, and a plurality of ceiling panels, respectively suspended from said covers by respective ones of said sets of tabs.
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) | 1985-12-06 | 1986-06-07 | 1986-12-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1989-12-06 | 1990-06-07 | 1990-12-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1993-12-06 | 1994-06-07 | 1994-12-07 | $7700.00 | Window Closed / Lapsed |