Patent US3330281A successfully refreshed from Google Patents.
US3330281A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Combination syringe and vial mixing container
Assignee: Pharmacia and Upjohn Co
•
Filing: 1964-08-21
•
Granted: 1967-07-11
•
Expires: 1984-08-21
Abstract
No abstract record available.
Inventors
- 👤 Melvin J Visser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:49
CPC Classifications
A; A61; A61J; A61J1/00; A61J1/14; A61J1/20; A61J1/2096; A61J1/2093; A61J1/2003; A61J1/2006; A61J1/201; A61J1/202; A61J1/2041; Y; Y10; Y10S; Y10S215/00; Y10S215/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
236 words
A DEVICE FOR BOTH MAINTAINING SEPARATELY AND THEREAFTER MIXING STERILE INGREDIENTS AND FOR INJECTING THE MIXTURE, COMPRISING IN COMBINATION: VIAL MEANS HAVING A NECK COMMUNICATING WITH A MIXING CHAMBER FOR CONTAINING A STERILE FIRST INGREDIENT; PENETRABLE PLUG MEANS SEALINGLY INSERTED IN THE NECK OF SAID VIAL MEANS; SYRINGE MEANS HAVING A STORAGE CHAMBER FOR CONTAINING A STERILE FLUID INPREDIENT, SAID SYRINGE MEANS HAVING PLUNGER MEANS IN SAID STORAGE CHAMBER AND HAVING A CANNULA MOUNTED THEREON WITH A TIP PORTION PENETRATING SAID PLUG MEANS AND EXTENDING INTO SAID MIXING CHAMBER; HOLDING MEANS INTEGRAL WITH SAID PLUG MEANS AND ON SAID SYRINGE MEANS ADJACENT SAID CANNULA RELEASABLY CONNECTING AND FIRMLY HOLDING SAID SYRINGE MEANS WITH RESPECT TO SAID VIAL MEANS; AND CAP MEANS SURROUNDING THE INNER END OF SAID CANNULA, SAID CAP MEANS HAVING MEANS FRICTIONALLY ENGAGING SAID CANNULA, SAID CAP MEANS BEING SPACED BOTH FROM SAID TIP PORTION OF SAID CANNULA AND FROM SAID VIAL, SAID CAP MEANS BEING DISLODGED FROM SAID CANNULA BY THE PRESSURE DEVELOPED IN SAID SYRINGE UPON MOVEMENT OF THE PLUNGER MEANS TOWARD THE CANNULA WHILE SAID HOLDING MEANS ARE CONNECTED, WHEREBY SAID FLUID INGREDIENT CAN BE DISCHARGED INTO SAID VIAL MEANS AND MIXED WITH SAID FIRST INGREDIENT, AND THE RESULTING FLUENT MIXTURE CAN BE WITHDRAWN FROM SAID VIAL MEANS INTO SAID SYRINGE MEANS AFTER WHICH SAID HOLDING MEANS ARE RELEASED SO THAT SAID SYRINGE MEANS CAN BE USED TO INJECT SAID MIXTURE.
Claim 2
Independent Claim
236 words
A DEVICE FOR BOTH MAINTAINING SEPARATELY AND THEREAFTER MIXING STERILE INGREDIENTS AND FOR INJECTING THE MIXTURE, COMPRISING IN COMBINATION: VIAL MEANS HAVING A NECK COMMUNICATING WITH A MIXING CHAMBER FOR CONTAINING A STERILE FIRST INGREDIENT; PENETRABLE PLUG MEANS SEALINGLY INSERTED IN THE NECK OF SAID VIAL MEANS; SYRINGE MEANS HAVING A STORAGE CHAMBER FOR CONTAINING A STERILE FLUID INPREDIENT, SAID SYRINGE MEANS HAVING PLUNGER MEANS IN SAID STORAGE CHAMBER AND HAVING A CANNULA MOUNTED THEREON WITH A TIP PORTION PENETRATING SAID PLUG MEANS AND EXTENDING INTO SAID MIXING CHAMBER; HOLDING MEANS INTEGRAL WITH SAID PLUG MEANS AND ON SAID SYRINGE MEANS ADJACENT SAID CANNULA RELEASABLY CONNECTING AND FIRMLY HOLDING SAID SYRINGE MEANS WITH RESPECT TO SAID VIAL MEANS; AND CAP MEANS SURROUNDING THE INNER END OF SAID CANNULA, SAID CAP MEANS HAVING MEANS FRICTIONALLY ENGAGING SAID CANNULA, SAID CAP MEANS BEING SPACED BOTH FROM SAID TIP PORTION OF SAID CANNULA AND FROM SAID VIAL, SAID CAP MEANS BEING DISLODGED FROM SAID CANNULA BY THE PRESSURE DEVELOPED IN SAID SYRINGE UPON MOVEMENT OF THE PLUNGER MEANS TOWARD THE CANNULA WHILE SAID HOLDING MEANS ARE CONNECTED, WHEREBY SAID FLUID INGREDIENT CAN BE DISCHARGED INTO SAID VIAL MEANS AND MIXED WITH SAID FIRST INGREDIENT, AND THE RESULTING FLUENT MIXTURE CAN BE WITHDRAWN FROM SAID VIAL MEANS INTO SAID SYRINGE MEANS AFTER WHICH SAID HOLDING MEANS ARE RELEASED SO THAT SAID SYRINGE MEANS CAN BE USED TO INJECT SAID MIXTURE.
References Cited (Backward Citations)
FR806736A
Cited
US2289677A
Cited
US2400722A
Cited
US2591046A
Cited
US2666434A
Cited
FR64037E
Cited
DE1063341B
Cited
US2869543A
Cited
US2959170A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |