Nasal dilator

Latest Patent Development and Investment S.A. Patents:

Description

FIG. 1 is a perspective view of a nasal dilator, showing my new design;

FIG. 2 is a top plan view thereof;

FIG. 3 is a bottom plan view thereof;

FIG. 4 is a side elevational view thereof;

FIG. 5 is an end elevation view thereof with the other end elevational view being a mirror image of FIG. 5;

FIG. 6 is a perspective view thereof in use position; and,

FIG. 7 is the other side elevation view thereof.

Referenced Cited
U.S. Patent Documents
D310565 September 11, 1990 Petruson
D325439 April 14, 1992 Apple et al.
701538 June 1902 Carence
1256188 February 1918 Wilson
1292083 January 1919 Sawyer
1950926 October 1934 Lobl
2055855 September 1936 Weaver
2243360 May 1941 Slatis
2264153 February 1941 Rowe
2277390 March 1942 Crespo
2426161 August 1947 Biederman
2715904 August 1955 Hill
3905335 September 1975 Kapp
4201217 May 6, 1980 Slater
4267831 May 19, 1981 Aguilar
4327719 May 4, 1982 Childers
4592357 June 3, 1986 Ersek
Foreign Patent Documents
242553 May 1961 AUX
394505 March 1909 FRX
630889 December 1927 FRX
1001434 May 1946 FRX
1046299 December 1951 FRX
1182602 September 1957 FRX
1351537 December 1962 FRX
381127 September 1923 DEX
882601 July 1953 DEX
1244146 June 1970 ESX
354998 April 1931 GBX
520491 April 1940 GBX
786488 April 1955 GBX
0748326 April 1956 GBX
0768488 February 1957 GBX
2126101 April 1983 GBX
WO88/03788 June 1988 WOX
Other references
  • Bjorn Petruson, Improvement of the Nasal Airflow by the Nasal Dilator Nozoven.RTM., 1988 pp. 289-292.
Patent History
Patent number: D380264
Type: Grant
Filed: Jul 29, 1994
Date of Patent: Jun 24, 1997
Assignee: Patent Development and Investment S.A.
Inventor: Bjorn Petruson (Gothenburg)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Fishman, Dionne & Cantor
Application Number: 0/26,529
Classifications
Current U.S. Class: Speculum, Dilator Or Retractor (25) (D24/135); Ear Plug Or Nose Clip (D24/106)
International Classification: 2402;