US5935675A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Stage system
Assignee: Trex Commercial Products Inc
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Filing: 1997-10-20
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Granted: 1999-08-10
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Expires: 2017-10-20
Abstract
Abstract Stage system having lightweight and interchangeable support framework members and components at various levels which support lightweight high strength platform panels of composite construction having a composite wood and high density foam core surrounded by a bottom pan and a top pan. The bottom pan and top pan engage each other as a closed container to completely surround and enclose the composite wood and high density foam core.
Inventors
- 👤 Michael R. Hayden
- 👤 Glynn Neumann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:49
CPC Classifications
B; B32; B32B; B32B21/00; B32B21/04; Y; Y10; Y10T; Y10T428/00; Y10T428/23; Y10T428/233; Y10T428/239; Y10T428/249921; Y10T428/249953; Y10T428/249982
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
A platform panel for a stage system comprising, in order: a. a covering; b. adhesive; c. a bonderized top steel pan with a top edge; d. adhesive; e. an upper wooden member; f. adhesive; g. high density foam core; h. adhesive; i. lower wooden member; j. adhesive; and, k. bonderized bottom steel panel with an edge having a flared portion with an angled lip, wherein said top edge engages over said flared portion and said angled lip is adjacent an edge of said upper wooden member.
Claim 2
Dependent Claim
86 words
A platform panel for a stage system comprising, in order: a. a covering; b. adhesive; c. a bonderized top steel pan with a top edge; d. adhesive; e. an upper wooden member; f. adhesive; g. high density foam core; h. adhesive; i. lower wooden member; j. adhesive; and, k. bonderized bottom steel panel with an edge having a flared portion with an angled lip, wherein said top edge engages over said flared portion and said angled lip is adjacent an edge of said upper wooden member.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 2002-08-09 | 2003-02-08 | 2003-08-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2006-08-09 | 2007-02-08 | 2007-08-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2010-08-09 | 2011-02-08 | 2011-08-10 | $7700.00 | Window Closed / Lapsed |