James B Pratt

US Patent:

6598360, Jul 29, 2003

Filed:

Jan 2, 2002

Appl. No.:

10/033567

Inventors:

James M. Pratt - Needham MA 02492

International Classification:

E02D 1900

US Classification:

521695, 527304, 527312, 527321

Abstract:

A conduit is disclosed for installation under the floor of a basement for the removal of water therefrom, such conduit having an elongated structure of rectangular cross section and having a vertically disposed inside wall 2 inches in height, a vertically disposed outside wall 2 inches in height, a top wall horizontally disposed of approximately 3 inches in length joining the tops of such inside and outside walls, and a bottom wall horizontally disposed of approximately 3 inches in length joining the bottoms of such inside and outside walls, a plurality of elongated apertures defined in the inside wall, each approximately  inch in height and 1 inches in length and spaced approximately 2 inches apart, and a plurality of elongated apertures defined in the outside wall, each aperture approximately  inch in height and 1 inches in length and spaced approximately 2 inches apart and spaced approximately 2 inches apart from one another, and a pair of engagement members extending upwards from said top wall and extending along the length of the conduit, each engagement member being approximately {fraction (1/10)} inch in width and  inch in height. Also disclosed are methods of use of such conduit.

US Patent:

6601607, Aug 5, 2003

Filed:

Jan 3, 2002

Appl. No.:

10/034465

Inventors:

James M. Pratt - Needham MA 02492

International Classification:

E03B 710

US Classification:

137357, 138 32

Abstract:

A sump pump discharge system having a water escape member interposed between a sump pump exit pipe and a drain pipe, such water escape member being a truncated conical structure having a plurality of upright ribs extending from its base to its top defining a plurality of elongated discharge openings therebetween and, in one embodiment, having a valve disposed above the water escape member to direct water through a hose having a first end and a second end, the second end of which is manually positioned at a desired location for aiding the escape of water from the exit pipe.

US Patent:

6619001, Sep 16, 2003

Filed:

Feb 20, 2003

Appl. No.:

10/369232

Inventors:

James M. Pratt - Needham MA 02492

International Classification:

E02D 1900

US Classification:

521695, 523021

Abstract:

Methods of use of a conduit are disclosed for installation under the floor of a basement for the removal of water therefrom, such conduit having an elongated structure of rectangular cross section and having a vertically disposed inside wall 2 inches in height, a vertically disposed outside wall 2 inches in height, a top wall horizontally disposed of approximately 3 inches in length joining the tops of such inside and outside walls, and a bottom wall horizontally disposed of approximately 3 inches in length joining the bottoms of such inside and outside walls, a plurality of elongated apertures defined in the inside wall, each approximately  inch in height and 1 inches in length and spaced approximately 2 inches apart, and a plurality of elongated apertures defined in the outside wall, each aperture approximately  inch in height and 1 inches in length and spaced approximately 2 inches apart and spaced approximately 2 inches apart from one another, and a pair of engagement members extending upwards from said top wall and extending along the length of the conduit, each engagement member being approximately {fraction (1/10)} inch in width and  inch in height.

US Patent:

6976501, Dec 20, 2005

Filed:

Dec 29, 2003

Appl. No.:

10/746642

Inventors:

James M. Pratt - Needham MA, US

International Classification:

D06F035/00
B65D006/04

US Classification:

137312, 13731501, 137357, 220571, 222108

Abstract:

An improved surround structure and method of installation for surrounding the base of a water-containing appliance to prevent water leakage onto a concrete floor is disclosed where a lower portion of the surround structure is embedded in the concrete floor as it is being formed and an upper portion of the surround structure extends above the basement floor to surround the base of the appliance.

US Patent:

7080662, Jul 25, 2006

Filed:

Jan 26, 2004

Appl. No.:

10/764080

Inventors:

James M. Pratt - Needham MA, US

International Classification:

E03B 11/00

US Classification:

13756534, 13756512, 137571, 137362

Abstract:

A water recycling system and method of use is disclosed for use in a building having a basement with water seepage accumulating in a sump area by providing a holding tank which receives water pumped by a sump pump for later use either in the interior or exterior of the building.

US Patent:

7380374, Jun 3, 2008

Filed:

Apr 5, 2006

Appl. No.:

11/397385

Inventors:

James M. Pratt - Needham MA, US

International Classification:

E02D 19/00

US Classification:

521695, 523021, 5274113, 405 43, 405 44, 405 45, 405 50

Abstract:

A device for preventing water seepage over a foundation wall of a building, such device having first and second L-shaped members disposed facing each other with the base of one resting on the base of the other with a conduit resting on the upper base for the receipt and direction of water away from the foundation wall.

US Patent:

7503725, Mar 17, 2009

Filed:

Aug 20, 2007

Appl. No.:

11/893963

Inventors:

James M. Pratt - Needham MA, US
A. Charles Wilmot - Needham MA, US

International Classification:

E02B 13/00

US Classification:

405 50, 405 45, 21017003

Abstract:

A subsurface water drainage system which includes a high porosity cylinder made of a mixture of Portland cement and activated charcoal, such cylinder disposed vertically in the subsoil to receive water discharge therein and to direct such water through its porous midsection into adjacent subsoil at a rate sufficient for dispersing the water to prevent yard surface flooding.

US Patent:

7516592, Apr 14, 2009

Filed:

Mar 31, 2005

Appl. No.:

11/094633

Inventors:

James M. Pratt - Needham MA, US

International Classification:

E04B 1/66

US Classification:

527414, 5216914, 523023

Abstract:

A method and structure are disclosed for causing water seeping through a crack in a basement wall to be directed behind a tape applied to the wall, such tape having edges bonded to the wall and a hydrophobic coating on the rear side of the tape for repelling water flowing therebehind for quicker drainage.