US3234938A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Intra-uterine u stem pessary
Assignee: Individual
•
Filing: 1963-05-27
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Granted: 1966-02-15
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Expires: 1983-05-27
Abstract
No abstract record available.
Inventors
- 👤 Ralph R Robinson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 19:15
CPC Classifications
A; A61; A61F; A61F6/00; A61F6/06; A61F6/14; A61F6/142; A61F6/144
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
AN INTRA-UTERINE PESSARY COMPRISING: A SHANK HAVING A PAIR OF OPPOSITELY LOOPED ELEMENTS ON THE UPPER END THEREOF, SAID ELEMENTS HAVING UPWARDLY-EXTENDING ARMS CONVERGING AS SAID END OF THE SHANK IS APPROACHED, SAID ARMS HAVING EXTENSIONS THEREON PROJECTING OUTWARDLY IN OPPOSITE DIRECTIONS, EACH OF SAID EXTENSIONS HAVING A PORTION EXTENDING DOWNWARDLY THEREFROM, EACH OF SAID PORTIONS HAVING AN WARDLY-EXTENDING LENGTH THEREON, THE EXTENSIONS AND THE PORTIONS EACH HAVING AN OUTER, UTERUS-ENGAGING SURFACE, EACH OF SAID LENGTHS HAVING A TERMINUS DISPOSED INWARDLY OF SAID SURFACE OF THE CORRESPONDING PORTION, OUTWARDLY OF THE CORRESPONDING ARM, AND DOWNWARDLY OF THE SURFACE OF THE CORRESPONDING EXTENSION, SAID ELEMENTS BEING OF RESILIENT, SELF-SUSTAINING MATERIAL PERMITTING THE SAME TO BE UNLOOPED INTO SIDE-BYSIDE, ELONGATED MEMBERS EXTENDING UPWARDLY FROM SAID END OF SHANK, AND THEREAFTER, IN RESPONSE TO THE MEMORY OF SAID MATERIAL, TO RE-LOOP UPON RELEASE OF SAID MEMBERS FROM THE UPWARDLY-EXTENDING CONDITION THEREOF.
Claim 2
Dependent Claim
148 words
AN INTRA-UTERINE PESSARY COMPRISING: A SHANK HAVING A PAIR OF OPPOSITELY LOOPED ELEMENTS ON THE UPPER END THEREOF, SAID ELEMENTS HAVING UPWARDLY-EXTENDING ARMS CONVERGING AS SAID END OF THE SHANK IS APPROACHED, SAID ARMS HAVING EXTENSIONS THEREON PROJECTING OUTWARDLY IN OPPOSITE DIRECTIONS, EACH OF SAID EXTENSIONS HAVING A PORTION EXTENDING DOWNWARDLY THEREFROM, EACH OF SAID PORTIONS HAVING AN WARDLY-EXTENDING LENGTH THEREON, THE EXTENSIONS AND THE PORTIONS EACH HAVING AN OUTER, UTERUS-ENGAGING SURFACE, EACH OF SAID LENGTHS HAVING A TERMINUS DISPOSED INWARDLY OF SAID SURFACE OF THE CORRESPONDING PORTION, OUTWARDLY OF THE CORRESPONDING ARM, AND DOWNWARDLY OF THE SURFACE OF THE CORRESPONDING EXTENSION, SAID ELEMENTS BEING OF RESILIENT, SELF-SUSTAINING MATERIAL PERMITTING THE SAME TO BE UNLOOPED INTO SIDE-BYSIDE, ELONGATED MEMBERS EXTENDING UPWARDLY FROM SAID END OF SHANK, AND THEREAFTER, IN RESPONSE TO THE MEMORY OF SAID MATERIAL, TO RE-LOOP UPON RELEASE OF SAID MEMBERS FROM THE UPWARDLY-EXTENDING CONDITION THEREOF.
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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |