Hydraulic and earth engineering – Earth treatment or control – Impermeabilization
Reexamination Certificate
2005-08-09
2005-08-09
Shackelford, Heather (Department: 3673)
Hydraulic and earth engineering
Earth treatment or control
Impermeabilization
C405S229000
Reexamination Certificate
active
06926469
ABSTRACT:
An improvement in an installation having a continuous water-impervious liner forming a barrier against the entry of water vapor and insects such as termites from the sub-soil into a crawlspace. According to the present invention, the water-impervious liner is provided with one or more access openings to the sub-soil, each covered with a flap, patch or cover which is openable to provide access to the sub-soil, and which is resealable to restore the water-barrier and/or water vapor-barrier properties of the liner in simple fashion as often as necessary.
REFERENCES:
patent: 3808760 (1974-05-01), Ward
patent: 4184304 (1980-01-01), Merchant
patent: 4561232 (1985-12-01), Gladden et al.
patent: 5040251 (1991-08-01), Hanford
patent: 5642967 (1997-07-01), Swain et al.
patent: 5927000 (1999-07-01), Bordes, Jr.
patent: 6079150 (2000-06-01), Setikas et al.
patent: 6575666 (2003-06-01), Janesky
Perman & Green LLP
Saldano Lisa
Shackelford Heather
LandOfFree
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