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 Title: |
US4004591:
Birth control device
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Freimark, Max G.; Philadelphia, PA 19115
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| Assignee: |
None
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| Published / Filed: |
1977-01-25
/ 1975-11-17
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| Application Number: |
US1975000632670
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| IPC Code: |
Advanced:
A61F 6/06;
Core:
A61F 6/00;
IPC-7:
A61F 5/42;
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| ECLA Code: |
A61F6/06C;
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| U.S. Class: |
Current:
604/330;
Original:
128/294;
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| Field of Search: |
128/132 R,79,294,138 R,127
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| Priority Number: |
| 1975-11-17 |
US1975000632670 |
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| Abstract: |
A prophylactic or contraceptive device made of membraneous material having a generally tubular configuration with a closed end which includes a thicker, reenforced tip. At its open end, there are two flaps extending transversely to the axis of the device with a scalloped intermediate portion. The flaps are maintained in their transverse position by reenforced or thickened edges.
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| Attorney, Agent or Firm: |
Kimmelman, Nelson E. ;
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| Primary / Asst. Examiners: |
Trapp, Lawrence W.;
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| INPADOC Legal Status: |
None
Family Legal Status Report
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| Family: |
Show 3 known family members
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First Claim:
Show all 7 claims |
I claim:
1. A contraceptive device to be worn internally by women comprising a generally tubular member made of an integral moisture proof membraneous compliant material and having an open end and a closed end, said tubular member having a cross-section dimensioned to fit snugly within the vaginal canal of the wearer, said cross section being substantially constant from said open end to a region adjacent said closed end, the open end of said tubular member having two flaps normally extending outwardly and generally transversely to the axis of said device, said flaps being contoured to cover the labia majora of the wearer and the epidermal area adjacent thereto.
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| Background / Summary: |
Show background / summary
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| Drawing Descriptions: |
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| Description: |
Show description
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| Forward References: |
Show 33 U.S. patent(s) that reference this one
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