Peter E Britton

US Patent:

56501927, Jul 22, 1997

Filed:

Jul 10, 1995

Appl. No.:

8/500007

Inventors:

Peter Britton - Scotch Plains NJ
Patricia Flanagan - Naperville IL
William P. Hart - Freehold NJ
Deborah Linkin - Maderia Beach FL

International Classification:

A61J 300
A61K 919

US Classification:

427 219

Abstract:

The invention relates to a muco-adherent, soluble device for administering active ingredients, a method of using said device, and an improved method of manufacturing said device using a continuous, enclosed mixing device capable of operating under pressure. The devices of the invention, which comprise a lyophilized foam and an active ingredient, have a dissolution time of at least about 8 hours, and preferably at least about 24 hours, and can provide for the sustained and/or controlled release of an active ingredient for up to about 24 hours.

US Patent:

54588847, Oct 17, 1995

Filed:

Aug 16, 1993

Appl. No.:

8/104785

Inventors:

Peter Britton - Scotch Plains NJ
Patricia Flanagan - Naperville IL
William P. Hart - Freehold NJ
Deborah Linkin - Madeira Beach FL

International Classification:

A61K 4730
A01N 2516

US Classification:

424435

Abstract:

The invention relates to a muco-adherent, soluble device for administering active ingredients, a method of using said device, and an improved method of manufacturing said device using a continuous, enclosed mixing device capable of operating under pressure. The devices of the invention, which comprise a lyophilized foam and an active ingredient, have a dissolution time of at least about 8 hours, and preferably at least about 24 hours, and can provide for the sustained and/or controlled release of an active ingredient for up to about 24 hours.

US Patent:

58635530, Jan 26, 1999

Filed:

Mar 7, 1997

Appl. No.:

8/813526

Inventors:

Peter Britton - Scotch Plains NJ
Patricia Flanagan - Naperville IL
William P. Hart - Freehold NJ
Deborah Linkin - Madeira Beach FL

Assignee:

McNeil-PPC, Inc. - Skillman NJ

International Classification:

A61K 902

US Classification:

424433

Abstract:

The invention relates to an intravaginally-dissolvable contraceptive suppository, a method of using said suppository, and an improved method of manufacturing said birth control device. The suppositories of the invention, which comprise a lyophilized foam and a contraceptive, have a dissolution time of at least about 2 hours, and up to about 24 hours, and provide superior protection against pregnancy.

US Patent:

53545583, Oct 11, 1994

Filed:

Sep 10, 1992

Appl. No.:

7/943258

Inventors:

Peter Britton - Scotch Plains NJ
Patricia Flanagan - Naperville IL
William P. Hart - Freehold NJ
Deborah Linkin - Madeira Beach FL

Assignee:

McNeil-PCC, Inc. - Milltown NJ

International Classification:

A61K 902

US Classification:

424433

Abstract:

The invention relates to an intravaginally-dissolvable contraceptive suppository, a method of using said suppository, and an improved method of manufacturing said birth control device. The suppositories of the invention, which comprise a lyophilized foam and a contraceptive, have a dissolution time of at least about 2 hours, and up to about 24 hours, and provide superior protection against pregnancy.

US Patent:

58914587, Apr 6, 1999

Filed:

Sep 15, 1997

Appl. No.:

8/929016

Inventors:

Peter Britton - Scotch Plains NJ
Patricia Flanagan - Naperville IL
William P. Hart - Freehold NJ
Deborah Linkin - Madeira Beach FL

International Classification:

A61F 1302
A61K 4730
A61K 4732

US Classification:

424435

Abstract:

The invention relates to a muco-adherent, soluble device for administering active ingredients, a method of using said device, and an improved method of manufacturing said device using a continuous, enclosed mixing device capable of operating under pressure. The devices of the invention, which comprise a lyophilized foam and an active ingredient, have a dissolution time of at least about 8 hours, and preferably at least about 24 hours, and can provide for the sustained and/or controlled release of an active ingredient for up to about 24 hours.