# US 2014/0197604 A1 · Reinforced Transparent Drain Seal

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- Number: US 2014/0197604 A1
- Document ID: US20140197604A1
- Status: Published application
- Kind: A1
- Application number: 14/154,919
- Filed: 2014-01-14
- Published: 2014-07-17
- Earliest claimed: 2013-01-15
- Inventors: Mark D. Shaw
- Web page: https://patentgrep.com/patent/US20140197604A1

## CPC

- E03F 5/0411: {Devices for temporarily blocking inflow into a gully}
- E03F: SEWERS; CESSPOOLS

## Abstract

A mat-like drain seal composed of a flexible, compressible, conformable polymer material and having at least a centralized window area and a reinforcing band positioned adjacent the edges of the drain seal, the window area being at least translucent such that liquid passing under the drain seal is visible through the drain seal.

## Claims

### Claim 1

A drain seal comprising a main body comprising a window area.

### Claim 2 (depends on 1)

The drain seal of claim 1 wherein the window area is transparent.

### Claim 3 (depends on 1)

The drain seal of claim 1 wherein the window area is translucent.

### Claim 4 (depends on 2)

The drain seal of claim 2, wherein said entire main body is transparent.

### Claim 5 (depends on 3)

The drain seal of claim 3, wherein said entire main body is translucent.

### Claim 6 (depends on 1)

The drain seal of claim 1, said main body having edges and said drain seal further comprising a reinforcing frame positioned adjacent the edges of the main body.

### Claim 7 (depends on 6)

The drain seal of claim 6, wherein said reinforcing frame is disposed internally within said main body.

### Claim 8 (depends on 1)

The drain seal of claim 1, said main body comprising an opaque outer periphery surrounding said window area.

### Claim 9 (depends on 8)

The drain seal of claim 8, wherein said reinforcing frame is disposed within said opaque outer periphery.

### Claim 10

A drain seal comprising a main body having a window area, said main body being a mat-like member having a small height relative to its length and width, said main body composed of flexible, compressible, conformable polymer material, said window area being at least translucent such that liquid passing under said main body is visible through said main body.

### Claim 11 (depends on 10)

The drain seal of claim 10, wherein said entire main body is at least translucent such that liquid passing under said main body is visible through said main body.

### Claim 12 (depends on 10)

The drain seal of claim 10, said main body having edges and said drain seal further comprising a reinforcing frame positioned adjacent the edges of the main body.

### Claim 13 (depends on 12)

The drain seal of claim 12, wherein said reinforcing frame is disposed internally within said main body.

### Claim 14 (depends on 10)

The drain seal of claim 10, said main body comprising an opaque outer periphery surrounding said window area.

### Claim 15 (depends on 14)

The drain seal of claim 14, wherein said reinforcing frame is disposed within said opaque outer periphery.