GRID TEE FOR SUSPENDED CEILING
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
N/A
app pub date -
Feb 1, 2008
filing date -
Aug 5, 2005
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

US Family Size
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Non-US Coverage
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Abstract
A suspended ceiling grid beam is provided that has an increased beam height to provide enhanced resistance to downward deflection. The beam has a cross-section generally in the form of an inverted T, with a central web, a pair of panel support flanges extending from one edge of the web, and a reinforcing bulb extending from the other edge of the web. The reinforcing bulb has a generally planar, fin-like structure extending therefrom opposite to and generally co-planar with the central web.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
CHICAGO METALLIC CORPORATION | 4849 SOUTH AUSTIN AVENUE CHICAGO IL 60638 |
International Classification(s)

- 2008 Application Filing Year
- E04B Class
- 629 Applications Filed
- 330 Patents Issued To-Date
- 52.47 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Jahn, Peter G | Palos Park, IL | 16 | 253 |
# of filed Patents : 16 Total Citations : 253 | |||
Jankovec, Scott G | Elmhurst, IL | 20 | 226 |
# of filed Patents : 20 Total Citations : 226 |
Cited Art Landscape
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Patent Citation Ranking
- 18 Citation Count
- E04B Class
- 57.84 % this patent is cited more than
- 17 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
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Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

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