Patent assignee · US · COMPANY

The Population Council, Inc.

35Patents
21Active
35Granted
47Portfolio score

Filing activity: Apr 6, 1978 → Jan 18, 2022 · 4 expiring within 5 years

Most-cited patents

PatentTitleAreaCited byStatus
US5972372A Intravaginal rings with insertable drug-containing core Human Necessities 147 Expired
US4292965A Intravaginal ring Human Necessities 134 Expired
US5869081A Progesterone vaginal ring for treatment of infertility Human Necessities 40 Expired
US4244949A Manufacture of long term contraceptive implant Human Necessities 39 Expired
US4578076A Medicated intracervical and intrauterine devices Human Necessities 38 Expired
US6126958A Intravaginal rings with insertable drug-containing core Human Necessities 37 Expired
US4341728A Method for making an IUD with shrinking of a medicated attachment onto a support Human Necessities 28 Expired
US6117441A Silicone core long term androgen delivery implant Human Necessities 26 Expired
US5651973A Therapeutically effective topical application of ST1435 Human Necessities 23 Expired
US5324512A [Gln']-luteinizing hormone releasing hormone conjugate of tetanus vaccine and its uses Emerging Cross-Sectional Technologies 11 Expired
US8367098B2 Unique combinations of antimicrobial compositions Human Necessities 11 Active
US9296780B2 Process for alkynylating 16-substituted-17-keto steroids Chemistry; Metallurgy 9 Active
US5342834A Method for androgen supplementation Human Necessities 8 Expired
US5304603A Leydig cell stimulator Chemistry; Metallurgy 7 Expired
US8753667B2 Multi-layered gradient vaginal ring Human Necessities 5 Active
US4271069A Beta-hCG preparation and method Human Necessities 3 Expired
US10940157B2 System for providing birth control Human Necessities 3 Active
US10918649B2 System for providing birth control Human Necessities 3 Active
US10925882B2 System for providing birth control Human Necessities 3 Active
US10780047B2 Method of providing birth control Human Necessities 3 Active
US10632066B1 Method of providing birth control Human Necessities 3 Active
US10765628B2 Method of providing birth control Human Necessities 3 Active
USD935018S1 Contraceptive General 2 Active
US11529308B2 System for providing birth control Human Necessities 1 Active
US10143721B2 Combination product for the prevention of sexually transmitted infections Human Necessities 1 Active

Source: USPTO / EPO open patent data. Counts and citation impact are objective bibliographic measures.