Unit dose inhaler
Latest Astra Aktiebolag Patents:
Description
The FIG. 1 is a perspective view of the unit dose inhaler;
The FIG. 2 is a side elevation view from one side thereof;
The FIG. 3 is a top plane view thereof;
The FIG. 4 is a side elevation view from the other side thereof;
The FIG. 5 is a end view of one end thereof;
The FIG. 6 is a end view of the other end thereof; and,
The FIG. 7 is a bottom plane view thereof.
Referenced Cited
U.S. Patent Documents
Foreign Patent Documents
D350821 | September 20, 1994 | Wright et al. |
2549303 | April 1951 | Friden |
4265236 | May 5, 1981 | Pacella |
4811731 | March 14, 1989 | Newell et al. |
4817800 | April 4, 1989 | Williams et al. |
4841964 | June 27, 1989 | Hurka et al. |
5035237 | July 30, 1991 | Newell et al. |
5042472 | August 27, 1991 | Bunin |
5239991 | August 31, 1993 | Chawla et al. |
5533505 | July 9, 1996 | Kallstrand et al. |
0404454 | June 1990 | EPX |
558879A1 | September 1993 | EPX |
WO89/01348 | February 1989 | WOX |
WO92/04069 | March 1992 | WOX |
WO93/17728 | September 1993 | WOX |
Patent History
Patent number: D381416
Type: Grant
Filed: Feb 8, 1996
Date of Patent: Jul 22, 1997
Assignee: Astra Aktiebolag (Sodertalje)
Inventors: Ulf Henri Hansson (Dosjebro), Roger M.ang.rten Lassing (Lund), Richard Lindahl (Malmo)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Fish & Richardson, P.C.
Application Number: 0/50,072
Type: Grant
Filed: Feb 8, 1996
Date of Patent: Jul 22, 1997
Assignee: Astra Aktiebolag (Sodertalje)
Inventors: Ulf Henri Hansson (Dosjebro), Roger M.ang.rten Lassing (Lund), Richard Lindahl (Malmo)
Primary Examiner: Louis S. Zarfas
Assistant Examiner: I. Simmons
Law Firm: Fish & Richardson, P.C.
Application Number: 0/50,072
Classifications
Current U.S. Class:
Respirator, Vaporizer, Or Inhalation Tube (4) (D24/110)
International Classification: 2404;
International Classification: 2404;