Protective helmet

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Information

Patent Grant
D370308

References
Source

Patent Number
D370,308
Date Filed
Monday, July 11, 1994
31 years ago
Date Issued
Tuesday, May 28, 1996
30 years ago

Inventors
- Sigvard Nilsson
Original Assignees
- PELTOR, INC.
Examiners
- McInroy; Ruth
Agents
- Ostrolenk, Faber, Gerb & Soffen

US Classifications
- D29 - Equipment for safety, protection, and rescue
Field of Search
- US
- D29 102-103
- D29 106
- 002 411
- 002 412
- 002 414
- 002 423
- 002 425
- Term of Grant
  14Years

Information

Abstract

Description

Claims

The ornamental design for a protective helmet, as shown and described.

Priority Claims (1)

Number	Date	Country	Kind
94-0045	Jan 1994	SEX

US Referenced Citations (6)

Number	Name	Date	Kind
D218385	Bohner et al.	Aug 1970
D234411	Zuppert	Mar 1975
D240310	Sinclair et al.	Jun 1976
D277425	Higginson	Feb 1985
D299765	Lewis et al.	Feb 1989
D300275	Sjogren et al.	Mar 1989

Non-Patent Literature Citations (1)

Entry
Electrical Consultant, Mar.-Apr. 1978, p. 60. "Hat-Com Protective Headgear".