US3384082A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Cartridge-syringe with movable finger grips
Assignee: Wyeth LLC
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Filing: 1966-04-29
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Granted: 1968-05-21
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Expires: 1986-04-29
Abstract
No abstract record available.
Inventors
- 👤 Andrew V Harrold
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:55
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/24; A61M2005/2403; A61M2005/2407; A61M2005/2485; A61M2005/2496
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
101 words
A SYRINGE ADAPTED FOR USE WITH AN INSERTABLE DIAMETER TRIDGE UNIT, SAID SYRINGE COMPRISING: (A) AN OPEN-ENDED BARREL HAVING AN INTERNAL DIAMETER OF PREDETERMINED DIMENSION ADAPTED TO CONTAIN A CARTRIDGE UNIT WITH AN EXTERNAL DIAMETER OF PREDETERMINED DIMENSION; (B) RETAINING MEANS AT THE DISTAL END OF SAID BARREL ADATED FOR RECEIVING AND MAINTAINING A HUB OF A REMOVABLE CARTRIDGE UNIT; (C) A HEAD MOUNTED AT THE PROXIMAL END OF SAID BARREL AND HAVING AN APERTURE CENTRALLY THERETHROUGH; (D) A PUSH ROD RECIPROCABLY MOUNTED IN THE APERTURE OF SAID HEAD; (E) A PAIR OF OPPOSED FINGER GRIPS OPERATIVELY ASSOCATED WITH SAID BARREL;
Claim 2
Dependent Claim
101 words
A SYRINGE ADAPTED FOR USE WITH AN INSERTABLE DIAMETER TRIDGE UNIT, SAID SYRINGE COMPRISING: (A) AN OPEN-ENDED BARREL HAVING AN INTERNAL DIAMETER OF PREDETERMINED DIMENSION ADAPTED TO CONTAIN A CARTRIDGE UNIT WITH AN EXTERNAL DIAMETER OF PREDETERMINED DIMENSION; (B) RETAINING MEANS AT THE DISTAL END OF SAID BARREL ADATED FOR RECEIVING AND MAINTAINING A HUB OF A REMOVABLE CARTRIDGE UNIT; (C) A HEAD MOUNTED AT THE PROXIMAL END OF SAID BARREL AND HAVING AN APERTURE CENTRALLY THERETHROUGH; (D) A PUSH ROD RECIPROCABLY MOUNTED IN THE APERTURE OF SAID HEAD; (E) A PAIR OF OPPOSED FINGER GRIPS OPERATIVELY ASSOCATED WITH SAID BARREL;
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-05-21 | 1971-11-20 | 1972-05-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-05-21 | 1975-11-20 | 1976-05-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-05-21 | 1979-11-20 | 1980-05-21 | $7700.00 | Window Closed / Lapsed |