US Patent No: 6,377,181

Number of patents in Portfolio can not be more than 2000

Method and apparatus for moisture detection in exterior sheathing of residential and commercial buildings

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ATTORNEY / AGENT: (SPONSORED)
 

Importance

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Abstract

An automated device monitors moisture content in exterior sheathing of a building for detecting moisture intrusion into the sheathing walls. A plurality of moisture sensors are embedded in selected exterior walls of the building behind the cladding and are adapted to provide signals representative of the moisture content in the walls at each of the selected locations. A control unit is operatively connected with each of the plurality of moisture sensors for generating an alarm signal when at least one of the signals representative of the moisture content in the plurality of walls is indicative of a moisture content in excess of a predetermined threshold value. Each moisture sensor is preferably in the form of a pair of spaced apart elongate conductive probe members having a substantial portion thereof from a lead end embedded into a substrate of the exterior building walls, and a connection end extending outwardly from the first wall for enabling electrical connection of each moisture sensor to the control unit. An audible or visual alarm is generated when moisture is detected. Electronic communication of alarm signals are further provided for moisture monitoring from a distance.

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First Claim

Related Publications

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Patent Owner(s)

Patent OwnerAddressTotal Patents
DRYVIT SYSTEMS, INC.WEST WARWICK, RI9

International Classification(s)

  • [Classification Symbol]
  • [Patents Count]

Inventor(s)

Inventor Name Address # of filed Patents Total Citations
Kroll, Richard E Taunton, MA 5 44
Watson, Todd E West Warwick, RI 3 54

Cited Art

Patent Info (Count) # Cites Year
 
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE ARMY (2)
5,818,340 Roof moisture sensing system and method for determining presence of moisture in a roof stucture 14 1996
6,104,298 Roof moisture detection assembly 7 1999
 
A-ACME, INC. (1)
5,886,636 Moisture detection and source identification method for structures 12 1997
 
CONGRESS FINANCIAL CORPORATION (CENTRAL) (1)
5,106,339 Moisture monitor system and method for combine harvester 25 1991
 
CYBOR CORPORATION (1)
5,546,009 Detector system using extremely low power to sense the presence or absence of an inert or hazardous fuild 34 1994
 
ELECTRO-CONSULTANTS, INC. (1)
5,008,652 Water leak detection apparatus for use in suspended ceilings 14 1990
 
MCMASTER UNIVERSITY (1)
5,082,173 Environmental controller for a sealed structure 26 1990
 
MID TECH, PARTNERSHIP, CONSISTING OF BRYAN, BYNUM O., SEAGRAVE, EARL, MACHEN, EDMUND H. AND BURNS, DOUGLAS, C. (1)
4,598,273 Leak detection system for roofs 27 1984
 
NATIONAL CITY BANK (1)
4,197,866 Soil moisture sampler and controller 34 1977
 
SAHLENS FUKTKONTROLL (1)
5,730,024 Test probe for measurement of moisture in structural material 8 1995
 
SPECTRUM 2000, INC. (1)
4,892,113 Moisture monitor and control system 28 1987
 
THE UNITED STATES OF AMERICA AS REPRESENTED BY THE SECRETARY OF THE NAVY (1)
5,748,092 Ceiling tile moisture detection system 35 1996
 
THOMASVILLE FURNITURE INDUSTRIES, INC. (1)
4,259,633 Method and apparatus for measuring the moisture content of wood 14 1978
 
VALLEE, MARIE (1)
4,264,902 Moisture alarm 27 1980
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (6)
4,227,190 Water alarm for monitoring floor moisture 23 1979
4,965,554 Moisture presence alarm system 23 1990
5,081,422 Methods for roof, wall or floor leak detection 26 1990
5,176,316 System for alleviating and reducing moisture beneath a roofing structure 10 1990
5,337,957 Microprocessor-based irrigation system with moisture sensors in multiple zones 46 1993
5,881,951 Ventilator for beneath enclosed structures 32 1997

Patent Citation Ranking

Forward Cites

Patent Info (Count) # Cites Year
 
KNOBBE MARTENS OLSON & BEAR LLP (16)
7,142,107 Wireless sensor unit 32 2004
7,336,168 System and method for variable threshold sensor 23 2005
7,230,528 Programmed wireless sensor system 24 2005
7,142,123 Method and apparatus for detecting moisture in building materials 23 2005
7,528,711 Portable monitoring unit 26 2005
7,623,028 System and method for high-sensitivity sensor 3 2006
7,411,494 Wireless sensor unit 11 2006
7,583,198 Method and apparatus for detecting water leaks 8 2007
7,412,876 System and method for utility metering and leak detection 12 2007
7,982,602 Testing for interference within a wireless sensor system 2 2008
7,936,264 Measuring conditions within a wireless sensor system 3 2008
7,893,812 Authentication codes for building/area code address 1 2008
7,893,827 Method of measuring signal strength in a wireless sensor system 1 2008
7,893,828 Bi-directional hand-shaking sensor system 2 2008
7,817,031 Wireless transceiver 1 2008
7,669,461 System and method for utility metering and leak detection 2 2008
 
DETEC SYSTEMS LLC (2)
7,688,215 Moisture detection sensor tape and probes to determine surface moisture and material moisture levels 0 2007
7,768,412 Moisture monitoring system for buildings 1 2007
 
JELD-WEN, INC. (2)
7,130,757 Remote monitoring system 6 2004
7,574,320 Remote monitoring system 1 2006
 
MANVILLE, JOHNS (1)
7,899,655 Method of predicting and communicating the performance of an installed building component based on the transient hygrothermal behavior of the component 0 2007
 
OTHER [CHECK PATENT PROFILE FOR ASSIGNMENT INFORMATION] (4)
6,995,676 Moisture detection and location system 21 2002
6,685,104 Landscape sprinkling systems 19 2002
7,084,776 Fluid detection apparatus and kit, and method of installation thereof 3 2004
7,312,703 Initialization of a sensor for monitoring the structural integrity of a building 7 2005

Maintenance Fees

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11.5 Year Payment $7400.00 $3700.00 $1850.00 Oct 23, 2013
Fee Large entity fee small entity fee micro entity fee
Surcharge - 11.5 year - Late payment within 6 months $160.00 $80.00 $40.00
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