Details for Patent: 3,563,235
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Summary for Patent: 3,563,235
| Title: | INTRAUTERINE CONTRACEPTIVE METHOD |
| Abstract: | A method of contraception is disclosed characterized by providing for the presence of elemental copper or zinc in the uterine cavity. This invention is preferably practiced by wrapping a small amount of wire or foil or by placing a sleeve around a conventional intrauterine device prior to implantation. In a modification of this method, two different metals are employed to provide improved effectiveness. |
| Inventor(s): | Zipper; Jaime A. (Santiago, CE) |
| Assignee: | G. D. Searle & Co. (Chicago, IL) |
| Application Number: | 04/760,688 |
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Patent Claim Types: see list of patent claims | Use; Device; |
Drugs Protected by US Patent 3,563,235
| Applicant | Tradename | Generic Name | Dosage | NDA | Approval Date | TE | Type | RLD | RS | Patent No. | Patent Expiration | Product | Substance | Delist Req. | Patented / Exclusive Use | Submissiondate |
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| >Applicant | >Tradename | >Generic Name | >Dosage | >NDA | >Approval Date | >TE | >Type | >RLD | >RS | >Patent No. | >Patent Expiration | >Product | >Substance | >Delist Req. | >Patented / Exclusive Use | >Submissiondate |
International Family Members for US Patent 3,563,235
| Country | Patent Number | Estimated Expiration | Supplementary Protection Certificate | SPC Country | SPC Expiration |
|---|---|---|---|---|---|
| Canada | 941254 | ⤷ Try a Trial | |||
| >Country | >Patent Number | >Estimated Expiration | >Supplementary Protection Certificate | >SPC Country | >SPC Expiration |
