Concrete form panel having access openings
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
N/A
Issued Date -
Aug 29, 2002
app pub date -
Feb 24, 2001
filing date -
Feb 24, 2001
priority date (Note) -
Abandoned
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
Concrete form panels having a plurality of openings in the exterior flange and crossing interior ribs that provide access from an opening in the exterior flange to any interior section between the ribs. Wires, plumbing, and the like are run through the openings to reach any desired area of the back side of the panel while remaining wholly inside the confines of the form panel, thus reducing the likelihood of the wires or plumbing interfering with workers and equipment in the area behind the form panel. In combination with a backside cover, the openings create a plenum through which a fluid, such as heated or cooled air, is passed over the form to assist in the control of the temperature of concrete curing adjacent the form panel.
First Claim
all claims..Other Claims data not available
Family
- No Family data available.
- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
WILIAN HOLDING COMPANY | 1800 N E BROADWAY AVENUE DES MOINES IA 50313 |
International Classification(s)

- 2001 Application Filing Year
- E04G Class
- 311 Applications Filed
- 67 Patents Issued To-Date
- 21.55 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
McCracken, Robert | Urbandale, IA | 30 | 301 |
# of filed Patents : 30 Total Citations : 301 |
Cited Art Landscape
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Patent Citation Ranking
- 4 Citation Count
- E04G Class
- 1.46 % this patent is cited more than
- 23 Age
Forward Cite Landscape
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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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