Patents per Year
Issued Patents All Time
Showing 1–10 of 10 patents
| Patent # | Title | Co-Inventors | Date | Approx Value ⓘ |
|---|---|---|---|---|
| RE44159 | Composition for contraception | Jurgen Spona, Frank Ludicke | 2013-04-16 | |
| RE43916 | Composition for contraception | Jurgen Spona, Frank Ludicke | 2013-01-08 | |
| 6995149 | Contraceptive process and kit for female mammals, comprising a combination of gestagen and oestrogen | Jan Endrikat, Pia Reilhac | 2006-02-07 | $1,497,000 |
| RE38253 | Composition for contraception | Jurgen Spona, Frank Ludicke | 2003-09-16 | |
| RE37838 | Composition for contraception | Jurgen Spona, Frank Ludicke | 2002-09-10 | |
| RE37564 | Composition for contraception | Jurgen Spona, Frank Ludicke | 2002-02-26 | |
| 5980940 | Pharmaceutical combination preparation for hormonal contraception | Jurgen Spona | 1999-11-09 | |
| 5824667 | Composition for contraception | Jurgen Spona, Frank Ludicke | 1998-10-20 | |
| 5756490 | Pharmaceutical combination preparation for hormonal contraception | Ursula Lachnit, Jurgen Spona | 1998-05-26 | |
| 4794119 | Aqueous crystalline suspension of steroid glycoesters | Paul-Eberhard Schulze, Bernard Acksteiner | 1988-12-27 |