Details for Patent: 5,716,338
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Summary for Patent: 5,716,338
Title: | Dual-chamber type injection cartridge with bypass connection |
Abstract: | An injection cartridge (1) of the dual-chamber type having a bypass connection (12) between its two chambers (9, 10) which is arranged such that the interior wall of the cartridge is modified in a predetermined area in such a way that the movable wall (11) between the two chambers does not seal completely against the interior wall in said area. The modification of the wall is arranged as a plurality of lands and grooves (12) which have a direction that is inclined in relation to the longitudinal axis of the cartridge barrel. |
Inventor(s): | Hjertman; Birger (Hasselby, SE), Pavlu; Bohdan (Huddinge, SE) |
Assignee: | Pharmacia & Upjohn Aktiebolag (Stockholm, SE) |
Application Number: | 08/448,607 |
Patent Claim Types: see list of patent claims | Delivery; |
Drugs Protected by US Patent 5,716,338
Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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>Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
Foreign Priority and PCT Information for Patent: 5,716,338
Foriegn Application Priority Data | ||
Foreign Country | Foreign Patent Number | Foreign Patent Date |
Sweden | 9303453 | Oct 20, 1993 |
PCT Information | |||
PCT Filed | October 10, 1994 | PCT Application Number: | PCT/SE94/00949 |
PCT Publication Date: | April 27, 1995 | PCT Publication Number: | WO95/11051 |
International Family Members for US Patent 5,716,338
Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
---|---|---|---|---|---|
Austria | 198992 | ⤷ Try a Trial | |||
Austria | 246943 | ⤷ Try a Trial | |||
Australia | 683947 | ⤷ Try a Trial | |||
Australia | 8007694 | ⤷ Try a Trial | |||
>Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |