| (19) |
 |
|
(11) |
EP 0 220 132 A3 |
| (12) |
EUROPEAN PATENT APPLICATION |
| (88) |
Date of publication A3: |
|
02.03.1988 Bulletin 1988/09 |
| (43) |
Date of publication A2: |
|
29.04.1987 Bulletin 1987/18 |
| (22) |
Date of filing: 14.10.1986 |
|
|
| (84) |
Designated Contracting States: |
|
AT BE CH DE ES FR GB GR IT LI NL SE |
| (30) |
Priority: |
24.10.1985 US 790925
|
| (71) |
Applicants: |
|
- SANDOZ AG
()
- SANDOZ-PATENT-GMBH
()
- SANDOZ-ERFINDUNGEN Verwaltungsgesellschaft m.b.H.
()
|
|
|
| |
|
| (54) |
Time delayed total-release aerosol dispensers |
(57) Time delayed aerosol dispenser for total release of an active agent from said dispenser.
The exit conduit of the dispenser is sealed by a material which is removed, with delay,
by the contents of the container upon actuation of the valve.