Patent US3259130A successfully refreshed from Google Patents.
US3259130A
Expired / Lapsed
US
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Hypodermic syringe
Assignee: UNIVERSAL BRASS TURNING CO Inc
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Filing: 1963-05-23
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Granted: 1966-07-05
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Expires: 1983-05-23
Abstract
No abstract record available.
Inventors
- 👤 Krauthamer Martin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:03
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/24; A61M2005/2403; A61M2005/2414; A61M5/31; A61M5/315; A61M5/31511; A61M5/31515
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
99 words
IN A HYPODERMIC SYRINGE HAVING A MAGAZINE FOR HOLDING A MEDICAMENT CONTAINING AMPULE WITH A PISTON STOPPER RECIPROCABLY DISPOSED WITHIN SAID AMPULE AND A PLUNGER RECIRPOCABLY MOUNTED ON SAID SYRINGE FOR LONGITUDINAL MOVEMENT WITHIN SAID MAGAZINE, A HOOK MEMBE FIXED ON THE FORWARD END OF SAID PLUNGER FOR EMBEDDING ENGAGEMENT WITH SAID PISTON STOPPER TO ALLOW FOR POSITIVE RETRACTION OF SAID PISTON STOPPER UPON RETRACTION OF SAID PLUNGER, SAID HOOK MEMBER COMPRISING A FLAT SHANK PORTION HAVING AT THE LOWER END THEREOF OPPOSITELY DISPOSED FACES EXTENDING SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID PLUNGER AND A TRIANGULAR SHAPED
Claim 2
Dependent Claim
99 words
IN A HYPODERMIC SYRINGE HAVING A MAGAZINE FOR HOLDING A MEDICAMENT CONTAINING AMPULE WITH A PISTON STOPPER RECIPROCABLY DISPOSED WITHIN SAID AMPULE AND A PLUNGER RECIRPOCABLY MOUNTED ON SAID SYRINGE FOR LONGITUDINAL MOVEMENT WITHIN SAID MAGAZINE, A HOOK MEMBE FIXED ON THE FORWARD END OF SAID PLUNGER FOR EMBEDDING ENGAGEMENT WITH SAID PISTON STOPPER TO ALLOW FOR POSITIVE RETRACTION OF SAID PISTON STOPPER UPON RETRACTION OF SAID PLUNGER, SAID HOOK MEMBER COMPRISING A FLAT SHANK PORTION HAVING AT THE LOWER END THEREOF OPPOSITELY DISPOSED FACES EXTENDING SUBSTANTIALLY PARALLEL TO THE LONGITUDINAL AXIS OF SAID PLUNGER AND A TRIANGULAR SHAPED
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) | 1969-07-04 | 1970-01-03 | 1970-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-07-04 | 1974-01-03 | 1974-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-07-04 | 1978-01-03 | 1978-07-05 | $7700.00 | Window Closed / Lapsed |