US3118447A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Three ring control syringes
Assignee: Eisele and Co
•
Filing: 1958-02-13
•
Granted: 1964-01-21
•
Expires: 1978-02-13
Abstract
No abstract record available.
Inventors
- 👤 William E Hunt
- 👤 William H Mcgill
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:30
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/31; A61M5/315; A61M5/31511; A61M5/3129; A61M5/3137; A61M2005/3139
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
THE COMBINATION COMPRISING A SYRINGE HAVING A BARREL AND A PLUNGER, A RADIALLY OUTWARDLY EXTENDING FLANGE AT THE END OF THE BARREL RECEIVING THE PLUNGER, A UNITARY SYRINGE BRACE DETACHABLY ENGAGED WITH SAID BARREL, SAID BRACE COMPRISING AN ANNULAR PORTION CIRCUMSCRIBING SAID PLUNGER AND HAVING ONE SURFACE CONTACTING A FIRST PLANAR SIDE OF SAID FLANGE, FINGER BRACING PORTIONS EXTENDING RADIALLY OUTWARD FROM DIAMETRICALLY OPPOSITE SIDES OF SAID ANNULAR PORTION, FLANGE ENGAGING PORTIONS OF SAID FINGER BRACING PORTIONS ARRANGED TO YIELDINGLY BEAR AGAINST A SECOND PLANAR SIDE OF SAID FLANGE WHEREBY SAID BRACE IS YIELDINGLY HELD AGAINST ANY MOVEMENT LONGITUDINALLY OF SAID BARREL.
Claim 2
Dependent Claim
102 words
THE COMBINATION COMPRISING A SYRINGE HAVING A BARREL AND A PLUNGER, A RADIALLY OUTWARDLY EXTENDING FLANGE AT THE END OF THE BARREL RECEIVING THE PLUNGER, A UNITARY SYRINGE BRACE DETACHABLY ENGAGED WITH SAID BARREL, SAID BRACE COMPRISING AN ANNULAR PORTION CIRCUMSCRIBING SAID PLUNGER AND HAVING ONE SURFACE CONTACTING A FIRST PLANAR SIDE OF SAID FLANGE, FINGER BRACING PORTIONS EXTENDING RADIALLY OUTWARD FROM DIAMETRICALLY OPPOSITE SIDES OF SAID ANNULAR PORTION, FLANGE ENGAGING PORTIONS OF SAID FINGER BRACING PORTIONS ARRANGED TO YIELDINGLY BEAR AGAINST A SECOND PLANAR SIDE OF SAID FLANGE WHEREBY SAID BRACE IS YIELDINGLY HELD AGAINST ANY MOVEMENT LONGITUDINALLY OF SAID BARREL.
References Cited (Backward Citations)
US1798116A
Cited
US1863785A
Cited
US1832533A
Cited
US2101140A
Cited
US2665688A
Cited
US2842128A
Cited
US2823675A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-01-20 | 1967-07-22 | 1968-01-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-01-20 | 1971-07-22 | 1972-01-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-01-20 | 1975-07-22 | 1976-01-21 | $7700.00 | Window Closed / Lapsed |