Combined face mask and shield

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Information

Patent Grant
D355485

References
Source

Patent Number
D355,485
Date Filed
Tuesday, July 13, 1993
31 years ago
Date Issued
Tuesday, February 14, 1995
29 years ago

Inventors
- Vance M. Hubbard
- Welton K. Brunson
Original Assignees
- TCNL Technologies, Inc.
Examiners
- Word; A. Hugo
- Simmons; I.
Agents
- Baker & Botts

US Classifications
- D24 - Medical and laboratory equipment
Field of Search
- US
- D24 232
- D24 110
- D29 8
- 128 20611
- 128 20612
- 128 20613
- 128 20616
- 128 20619
- 128 20621
- 128 20623
- 128 20628
- 128 857
- 128 858
- 128 20117
- 002 15
- 002 427
- 002 432
- 002 428
- 002 431
- 002 DIG 7
- 002 435
- 002 436
- 002 9
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a combined face mask and shield, as shown and described.

US Referenced Citations (11)

Number	Name	Date	Kind
D249072	Revoir	Aug 1978
D319111	Sandel et al.	Aug 1991
D327141	Hubbard et al.	Jun 1992
2669717	Diggs	Feb 1954
4300549	Parker	Nov 1981
4606341	Hubbard et al.	Aug 1986
4688566	Boyce	Aug 1987
4796621	Barle et al.	Jan 1989
4920960	Hubbard et al.	May 1990
5020533	Hubbard et al.	Jun 1991
5107547	Scheu	Apr 1992

Continuations (2)

	Number	Date	Country
Parent	661435	Feb 1991
Parent	268558	Nov 1988

Continuation in Parts (2)

	Number	Date	Country
Parent	846396	Mar 1992
Parent	104807	Oct 1987