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US006426230B1
(12) United States Patent ao) Patent No.: us 6,426,230 Bi
Feistel (45) Date of Patent: *Jul. 30,2002
(54) DISPOSABLE DIAGNOSTIC DEVICE AND METHOD
(75) Inventor: Christopher C. Feistel, Laguna Beach, CA (US)
(73) Assignee: Qualigen, Inc., Carlsbad, CA (US)
( * ) Notice: This patent issued on a continued pros-
ecution application filed under 37 CFR
1.53(d), and is subject to the twenty year
patent term provisions of 35 U.S.C.
154(a)(2).
Subject to any disclaimer, the term of this
patent is extended or adjusted under 35
U.S.C. 154(b) by 3 days.
This patent is subject to a terminal dis-
claimer.
(21) Appl. No.: 08/905,261
(22) Filed: Aug. 1, 1997
(51) Int. CI.7 G01N 33/48
(52) U.S. CI 436/165; 422/102; 422/61
(58) Field of Search 422/58, 61, 100,
422/102, 103; 436/164-166, 176-180, 808
(56) References Cited
U.S. PATENT DOCUMENTS
422/61
