(12) United States Patent ao) Patent No.: us 6,321,751 Bi
Strauss et al. (45) Date of Patent: Nov. 27,2001
(54) CONDOM WITH SPIRAL CRISSCROSS RIBBING
(75) Inventors: Steven R. Strauss, Hillsdale; Richard D. Kline, Skillman; Jim D. Burns, Plainsboro; Michael J. Harrison,
Princeton, all of NJ (US)
(73) Assignee: Carter-Wallace, Inc., New York, NY (US)
( * ) Notice: Subject to any disclaimer, the term of this patent is extended or adjusted under 35 U.S.C. 154(b) by 0 days.
(21) Appl. No.: 09/533,294
(22) Filed: Mar. 22, 2000
Related U.S. Application Data
(60) Provisional application No. 60/158,558, filed on Oct. 8, 1999.
(51) Int. C I. A61F 6/04
(52) U.S. CI 128/844; 128/918
(58) Field of Search 128/842, 844,
128/918; 604/347-353
(56) References Cited
U.S. PATENT DOCUMENTS D. 246,117 10/1977 Okamoto D24/99
