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 Title: |
US4320752:
Multi-band or network male contraceptive
[ Derwent Title ]
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| Country: |
US United States of America
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| Inventor: |
Comparetto, John E.; Chincoteaque, VA 23336
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| Assignee: |
None
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| Published / Filed: |
1982-03-23
/ 1979-07-30
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| Application Number: |
US1979000062073
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| IPC Code: |
Advanced:
A61F 6/04;
Core:
A61F 6/00;
IPC-7:
A61F 5/42;
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| ECLA Code: |
A61F6/04;
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| U.S. Class: |
Current:
128/844;
604/349;
D24/105;
Original:
128/132.R;
128/294;
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| Field of Search: |
128/294,132 R,260,138 R,79
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| Priority Number: |
| 1979-07-30 |
US1979000062073 |
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| Abstract: |
A network of adhesive bands seals a semen receptacle to prevent sperm from escaping from this receptacle. The receptacle and adhesive network covers the penile orifice. The receptacle also has one-way valve systems.
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| Attorney, Agent or Firm: |
Wray, James C. ;
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| Primary / Asst. Examiners: |
Yasko, John D.;
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| Family: |
None
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First Claim:
Show all 14 claims |
What is claimed is:
1. A receptacle apparatus of impervious to semen material with overlapping leaves forming valves and; adhesive peripheral areas for adherence to the glans penis while covering the penile orifice, where said peripheral areas have concentric adhesive rings with breaks in adhesive continuity.
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| Background / Summary: |
Show background / summary
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| Drawing Descriptions: |
Show drawing descriptions
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| Description: |
Show description
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| Forward References: |
Show 19 U.S. patent(s) that reference this one
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