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Browse by: INVENTOR PATENT HOLDER PATENT NUMBER DATE
 
 
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Class Information
Number: 128/837
Name: Surgery > Female reproductory tract shields, supports, or birth control devices (e.g., pessaries, contraceptive devices) > Pessaries > Diaphragm
Description: Subject matter comprising a thin flexible disk of natural or synthetic rubber or similar resilient material which is inserted into the vagina to cover the uterine opening or cervix.










Sub-classes under this class:

Class Number Class Name Patents
128/838 Inserters and removers 15


Patents under this class:
1 2

Patent Number Title Of Patent Date Issued
8479742 Constant rate delivery device Jul. 9, 2013
7726316 Contraceptive sheath with integrated bead construction Jun. 1, 2010
7316232 Device and method for simultaneously delivering beneficial agents to both cervical and vaginal lumen sides of a vagina Jan. 8, 2008
7165550 Cervical isolation and delivery apparatus Jan. 23, 2007
6635242 Broad spectrum microbicidal and spermicidal compositions, devices, and methods Oct. 21, 2003
6526980 Cervical drug delivery system Mar. 4, 2003
6474338 Device and method for simultaneously delivering beneficial agents to both cervical and vaginal lumen sides of a vagina Nov. 5, 2002
6458346 Broad spectrum microbicidal and spermicidal compositions, devices, and methods Oct. 1, 2002
6230709 Cervical cap with hanging loop for removal May. 15, 2001
6216697 Device and method for simultaneously delivering beneficial agents to both cervical and vaginal lumen sides of a vagina Apr. 17, 2001
6192887 Broad spectrum microbicidal and spermicidal compositions and methods having activity against sexually transmitted agents including papillomaviruses Feb. 27, 2001
6189535 Deflatable vaginal pessary Feb. 20, 2001
6126616 Collection of biological products from human accessory reproductive organs by absorbent systems Oct. 3, 2000
5965276 Method of forming a membrane especially a latex or polymer membrane including multiple discrete layers Oct. 12, 1999
5771900 Contraceptive diaphragm Jun. 30, 1998
5617877 Method for acidifying an ejaculate of semen Apr. 8, 1997
5592949 Device for acidic buffering and method for inactivation of pathogens Jan. 14, 1997
5357980 Surgical diaphragm for maintaining the pneumoperitoneum during a laparoscopic procedure Oct. 25, 1994
5273054 Permanent diaphragm Dec. 28, 1993
5228456 Contraceptive diaphragm with molded plastic rim Jul. 20, 1993
5224494 Vaginal pessary Jul. 6, 1993
5207232 Device and method for intravaginal, barrier-type prevention of conception and infection May. 4, 1993
5123424 Cervical cap Jun. 23, 1992
5044376 Vaginal diaphragms with medicament dispensing foam pads Sep. 3, 1991
5027830 Method of preparing a cervical cap Jul. 2, 1991
4989618 Device and method for intravaginal, barrier-type prevention of conception and infection Feb. 5, 1991
4961436 Contraceptive cervical cap Oct. 9, 1990
4945923 Contraceptive and prophylactic device Aug. 7, 1990
4895170 Method of contraception using disposable cervical cap Jan. 23, 1990
4883071 Intravaginal device Nov. 28, 1989
4858624 Device and method for intravaginal, barrier-type prevention of conception and infection Aug. 22, 1989
4823814 Pessary Apr. 25, 1989
4821741 Barrier contraceptive Apr. 18, 1989
4770167 Electrical, generally rounded resilient, canopy-like contraceptive devices Sep. 13, 1988
4696294 Contraceptive device and related method Sep. 29, 1987
4640272 Springless diaphragms and method of producing same Feb. 3, 1987
4630602 Disposable contraceptive cervical barrier Dec. 23, 1986
4631060 Vaginal spermicide distributing membrane Dec. 23, 1986
4626286 Collagen gel and the process of making said gel Dec. 2, 1986
4607630 Intravaginal contraceptive device Aug. 26, 1986
4497317 Vaginal device for contraceptive control Feb. 5, 1985
4467789 Custom valved cervical cap Aug. 28, 1984
4450836 Custom valved cervical cap with deformable margin May. 29, 1984
4427477 Method for making a lipped vaginal contraceptive diaphragm Jan. 24, 1984
4401534 Conforming valved cervical cap assembly and in-situ molding method Aug. 30, 1983
4384572 Implement for making an impression of the cervix uteri May. 24, 1983
4381771 Female contraceptive May. 3, 1983
4369773 Contraceptive sponge - diaphragm bilayer Jan. 25, 1983
4369219 Custom valved cervical cap with deformable margin Jan. 18, 1983
4363318 Custom valved cervical cap Dec. 14, 1982

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