Roofing underlayment
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Jul 1, 2003
Grant Date -
N/A
app pub date -
Sep 15, 2000
filing date -
Nov 30, 1999
priority date (Note) -
In Force
status (Latency Note)
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Importance

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Non-US Coverage
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Abstract
The present invention relates to a roofing underlayment system comprising two layers of a coated structural article which comprises a substrate having an ionic charge coated with a coating having essentially the same ionic charge or one layer of such coated structural article in combination with one layer of felt material. The coating of the coated structural article consists essentially of a filler material and a binder material wherein the binder material bonds the filler material together and to the substrate and wherein the coating does not bleed through the substrate. The roofing underlayment system of the present invention can impart a Class B or better (Class A) fire rating to a roof assembly.
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 | |
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ELK PREMIUM BUILDING PRODUCTS INC | 14643 DALLAS PARKWAY SUITE 1000 DALLAS TX 75254 |
International Classification(s)

- 2000 Application Filing Year
- D04H Class
- 153 Applications Filed
- 65 Patents Issued To-Date
- 42.49 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
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Ahluwalia, Younger | Desoto, TX | 31 | 724 |
# of filed Patents : 31 Total Citations : 724 | |||
Bryson, Michael L | Blue Springs, MO | 24 | 709 |
# of filed Patents : 24 Total Citations : 709 | |||
Kiik, Matti | Richardson, TX | 63 | 2275 |
# of filed Patents : 63 Total Citations : 2275 | |||
Tobin, Robert Joseph | Double Oak, TX | 3 | 104 |
# of filed Patents : 3 Total Citations : 104 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 52 Citation Count
- D04H Class
- 89.71 % this patent is cited more than
- 22 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 |
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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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