US3074403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intracutaneous injector with capillary gap
Assignee: Wyeth Holdings LLC
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Filing: 1960-05-17
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Granted: 1963-01-22
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Expires: 1980-05-17
Abstract
No abstract record available.
Inventors
- 👤 Cooper Murray Sam
- 👤 Taylor Arthur Sinclair
- 👤 Place Virgil Alan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:51
CPC Classifications
A; A61; A61M; A61M5/00; A61B; A61B17/00; A61B17/20; A61B17/205
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
87 words
A ONE-PIECE INTRACUTANEOUS INJECTOR COMPRISING: A SUBSTANTIALLY FLAT SQUARE PLATE OF CORROSION-RESISTANT METAL, AND ADJACENT TO EACH OF THE FOUR CORNERS THEREOF, AND INTEGRAL THEREWITH, A PAIR OF PRONGS, ONE SIDE OF EACH PRONG BEING A SUBSTANTIAL ELONGATION OF ONE SIDE OF THE SQUARE PLATE BEFORE BEING BENT, SAID PAIRS OF PRONGS BEING BENT AT APPROXIMATELY A RIGHT ANGLE TO SAID SQUARE PLATE AND CLOSELY ADJACENT TO EACH OTHER, WHEREBY A LIQUID, BY CAPILLARITY, WHEN PLACED ON SAID PRONGS IS DRAWN INTO THE GAP BETWEEN SAID PRONGS.
Claim 2
Dependent Claim
87 words
A ONE-PIECE INTRACUTANEOUS INJECTOR COMPRISING: A SUBSTANTIALLY FLAT SQUARE PLATE OF CORROSION-RESISTANT METAL, AND ADJACENT TO EACH OF THE FOUR CORNERS THEREOF, AND INTEGRAL THEREWITH, A PAIR OF PRONGS, ONE SIDE OF EACH PRONG BEING A SUBSTANTIAL ELONGATION OF ONE SIDE OF THE SQUARE PLATE BEFORE BEING BENT, SAID PAIRS OF PRONGS BEING BENT AT APPROXIMATELY A RIGHT ANGLE TO SAID SQUARE PLATE AND CLOSELY ADJACENT TO EACH OTHER, WHEREBY A LIQUID, BY CAPILLARITY, WHEN PLACED ON SAID PRONGS IS DRAWN INTO THE GAP BETWEEN SAID PRONGS.
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) | 1966-01-21 | 1966-07-23 | 1967-01-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-21 | 1970-07-23 | 1971-01-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-21 | 1974-07-23 | 1975-01-22 | $7700.00 | Window Closed / Lapsed |