US3094988A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hypodermic ampoules
Assignee: Individual
•
Filing: 1961-09-18
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Granted: 1963-06-25
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Expires: 1981-09-18
Abstract
No abstract record available.
Inventors
- 👤 Dunmire Hannah
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 23:39
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/281; A61M5/282
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
154 words
A DISK-LIKE DIAPHRAGM PARTICULARLY SUITABLE FOR USE IN HYPODERMIC DEVICES OF THE TYPE DESCRIBED COMPRISING A GENERALLY FLAT, ANNULAR, OUTER PORTION, A GENERALLY CYLINDRICAL INNER PORTION HAVING ONE END PROJECTING AXIALLY DOWNWARDLY BEYOND SAID OUTER PORTION, AND A RELATIVELY FLEXIBLE, ANNULAR, INTERMEDIATE PORTION CONNECTING SAID INNER AND OUTER PORTIONS TO PERMIT RELATIVE MOVEMENT THEREBETWEEN, SAID INNER PORTION CONSTITUTING A RELATIVELY RIGID BODY HAVING A PASSAGE EXTENDING AXIALLY DOWNWARDLY THEREIN FROM AN UPPER END THEREOF TOWARD BUT SHORT OF THE PROJECTING END THEREOF TO A THIN WALL ADJACENT SAID PROJECTING END THAT CLOSES THE LOWER END OF SAID PASSAGE, SAID FLEXIBLE INTERMEDIATE PORTION HAVING AN ANNULAR CORRUGATION PERMITTING SAID INNER PORTION TO BE AXIALLY CANTED WITH RESPECT TO THE AXIS OF THE DIAPHRAGM, AND A CONCENTRIC, ANNULAR RIB INTEGRALLY EXTENDING UPWARDLY FROM THE UPPER SURFACE OF THE ANNULAR, OUTER PORTION OF THE DIAPHRAGM AND BEING DISPOSED RADIALLY INWARDLY OF THE PERIPHERY OF SAID OUTER PORTION.
Claim 2
Dependent Claim
154 words
A DISK-LIKE DIAPHRAGM PARTICULARLY SUITABLE FOR USE IN HYPODERMIC DEVICES OF THE TYPE DESCRIBED COMPRISING A GENERALLY FLAT, ANNULAR, OUTER PORTION, A GENERALLY CYLINDRICAL INNER PORTION HAVING ONE END PROJECTING AXIALLY DOWNWARDLY BEYOND SAID OUTER PORTION, AND A RELATIVELY FLEXIBLE, ANNULAR, INTERMEDIATE PORTION CONNECTING SAID INNER AND OUTER PORTIONS TO PERMIT RELATIVE MOVEMENT THEREBETWEEN, SAID INNER PORTION CONSTITUTING A RELATIVELY RIGID BODY HAVING A PASSAGE EXTENDING AXIALLY DOWNWARDLY THEREIN FROM AN UPPER END THEREOF TOWARD BUT SHORT OF THE PROJECTING END THEREOF TO A THIN WALL ADJACENT SAID PROJECTING END THAT CLOSES THE LOWER END OF SAID PASSAGE, SAID FLEXIBLE INTERMEDIATE PORTION HAVING AN ANNULAR CORRUGATION PERMITTING SAID INNER PORTION TO BE AXIALLY CANTED WITH RESPECT TO THE AXIS OF THE DIAPHRAGM, AND A CONCENTRIC, ANNULAR RIB INTEGRALLY EXTENDING UPWARDLY FROM THE UPPER SURFACE OF THE ANNULAR, OUTER PORTION OF THE DIAPHRAGM AND BEING DISPOSED RADIALLY INWARDLY OF THE PERIPHERY OF SAID OUTER PORTION.
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) | 1966-06-24 | 1966-12-24 | 1967-06-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-06-24 | 1970-12-24 | 1971-06-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-06-24 | 1974-12-24 | 1975-06-25 | $7700.00 | Window Closed / Lapsed |