Patent US4290218A successfully refreshed from Google Patents.
US4290218A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceiling module
Assignee: Individual
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Filing: 1980-06-19
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Granted: 1981-09-22
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Expires: 2000-06-19
Abstract
Abstract A three dimensional internally illuminated advertising device is sized the same as the panels forming a suspended ceiling and is used in place of one of the panels and is supported by the suspended ceiling grid network.
Inventors
- 👤 Fred Drueck, Jr.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 17:30
CPC Classifications
G; G09; G09F; G09F19/00; G09F19/22; G09F13/00; G09F13/04; G09F13/0418; G09F13/0436; G09F7/00; G09F7/18; G09F2007/1856; G09F2007/186
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
185 words
An advertising display module for use with suspended ceilings having spaced-apart grid members defining panel receiving areas, ceiling panels removably supported by said grid members in said panel receiving areas and lighting fixtures disposed in cooperative working relationship with pre-determined ones of said ceiling panels, said advertising display module being co-extensive in area with the respective ones of said panel receiving areas and supported by said grid members defining the respective ones of said panel receiving areas, whereby one or more of said advertising display modules can be removably disposed in conjunction with or in substitution for any one of said ceiling panels to provide readily visible advertising, said advertising display module comprising a hollow enclosure formed by a plurality of walls, at least some of which depend downward with respect to said suspending ceiling and provide surfaces for receiving thereon indicia, and indicia on at least one of said surfaces, and securement means comprising a clip removably secured to said grid member and having a shoulder forming a support surface upon which said peripheral rim seats to support said module from said grid members.
Claim 2
Dependent Claim
185 words
An advertising display module for use with suspended ceilings having spaced-apart grid members defining panel receiving areas, ceiling panels removably supported by said grid members in said panel receiving areas and lighting fixtures disposed in cooperative working relationship with pre-determined ones of said ceiling panels, said advertising display module being co-extensive in area with the respective ones of said panel receiving areas and supported by said grid members defining the respective ones of said panel receiving areas, whereby one or more of said advertising display modules can be removably disposed in conjunction with or in substitution for any one of said ceiling panels to provide readily visible advertising, said advertising display module comprising a hollow enclosure formed by a plurality of walls, at least some of which depend downward with respect to said suspending ceiling and provide surfaces for receiving thereon indicia, and indicia on at least one of said surfaces, and securement means comprising a clip removably secured to said grid member and having a shoulder forming a support surface upon which said peripheral rim seats to support said module from said grid members.
Claim 3
Dependent Claim
66 words
The advertising display module of claim 1, wherein said securement means comprises a clip removably secured to said grid member and having one leg retained between a leg of said grid member and an edge of a panel, whereby said clip is secured in place, and a horizontal leg forming a shoulder upon which said peripheral rim seats to support said module from said grid member.
Claim 4
Dependent Claim
95 words
A clip for use in combination with a suspended ceiling having spaced-apart T-shaped grid members defining panel receiving areas and ceiling panels removably supported by said grid members to support an advertising display module suspended below said suspended ceiling, said clip having one leg which extends vertically and is retained between a leg of said T-shaped grid member and an edge of a panel, whereby said clip is secured in place, and a horizontal leg forming a shoulder upon which the peripheral edge of said module seats to support said module from said grid members.
Claim 5
Dependent Claim
95 words
A clip for use in combination with a suspended ceiling having spaced-apart T-shaped grid members defining panel receiving areas and ceiling panels removably supported by said grid members to support an advertising display module suspended below said suspended ceiling, said clip having one leg which extends vertically and is retained between a leg of said T-shaped grid member and an edge of a panel, whereby said clip is secured in place, and a horizontal leg forming a shoulder upon which the peripheral edge of said module seats to support said module from said grid members.
Claim 6
Dependent Claim
34 words
The clip of claim 3, further comprising a pair of spaced-apart horizontally extending legs for receiving therebetween a horizontal leg portion of said T-shaped grid members, for securing said clip to said grid member.
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) | 1984-09-21 | 1985-03-23 | 1985-09-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1988-09-21 | 1989-03-23 | 1989-09-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1992-09-21 | 1993-03-23 | 1993-09-22 | $7700.00 | Window Closed / Lapsed |