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BIVONA SURGICAL INSTRUMENTS, INC.
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CHICAGO, IL, US
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Patents Grants
last 30 patents
Information
Patent Grant
Tracheal tubes
Patent number
4,791,923
Issue date
Dec 20, 1988
Bivona Surgical Instruments, Inc.
Seymour W. Shapiro
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Voice prosthesis device
Patent number
4,610,691
Issue date
Sep 9, 1986
Purdue Research Foundation
William A. Depel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Tracheal tubes
Patent number
4,495,948
Issue date
Jan 29, 1985
Bivona Surgical Instruments, Inc.
Seymour W. Shapiro
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Information
Patent Grant
Outside locking tracheal tube
Patent number
4,304,228
Issue date
Dec 8, 1981
Bivona Surgical Instruments, Inc.
William Depel
A61 - MEDICAL OR VETERINARY SCIENCE HYGIENE
Patents Applications
last 30 patents
Trademark
last 30 trademarks
Information
Trademark
73288255 - BLOM-SINGER
Serial number
73288255
Registration number
1284181
Filing date
Dec 3, 1980
Bivona Surgical Instruments, Inc.
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73239793 - AIRE-CUF
Serial number
73239793
Registration number
1174037
Filing date
Nov 19, 1979
Bivona Surgical Instruments, Inc.
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73125389 - SAF T FLO
Serial number
73125389
Registration number
1123982
Filing date
May 5, 1977
BIVONA SURGICAL INSTRUMENTS, INC.
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth
Information
Trademark
73004938 - FOME-CUF
Serial number
73004938
Registration number
1006884
Filing date
Oct 29, 1973
BIVONA SURGICAL INSTRUMENTS, INC.
10 - Surgical, medical, dental and veterinary apparatus and instruments, artificial limbs, eyes and teeth