U.S. patents available from 1976 to present.
U.S. patent applications available from 2005 to present.

Method of detecting the presence of bronchogenic carcinoma by analysis of expired lung air

Patent 4772559 Issued on September 20, 1988. Estimated Expiration Date: Icon_subject March 31, 2007. Estimated Expiration Date is calculated based on simple USPTO term provisions. It does not account for terminal disclaimers, term adjustments, failure to pay maintenance fees, or other factors which might affect the term of a patent.

Patent References

3236601

3444239

3622278

3787184

Method of diagnosing periodontal disease through the detection of pyridine compounds
Patent #: 4334540
Issued on: 06/15/1982
Inventor: Preti ,   et al.

Method of detecting Pseudomonas aeruginosa infections utilizing selected ketone and/or sulfur metabolites
Patent #: 4349626
Issued on: 09/14/1982
Inventor: Labows ,   et al.

Single pump liquid chromatograph analytical system for amines
Patent #: 4359323
Issued on: 11/16/1982
Inventor: LePage

Detection of lung cancer using breath luminescence Patent #: 4534360
Issued on: 08/13/1985
Inventor: Williams

Inventors

Assignee

Application

No. 07/032951 filed on 03/31/1987

US Classes:

436/64, CANCER436/111, Amine and quaternary ammonium436/140, Aromatic436/161, INCLUDING CHROMATOGRAPHY436/813, Cancer436/900, BREATH TESTING436/96, Hetero-N600/532, Qualitative or quantitative analysis of breath component600/543, Breath collection95/82CHROMATOGRAPHY

Examiners

Primary: Spitzer, Robert

Attorney, Agent or Firm

International Classes

G01N 33/483 (20060101)
G01N 33/497 (20060101)

Abstract

A novel method of detecting and diagnosing lung cancers by monitoring and analyzing expired lung air for the presence of selected aromatic amines, particularly aniline and ortho-toluidine, is provided.

Other References

  • Riehl et al., Rapid Detection of Aniline Vapors in Air, Analytical Chemistry, vol. 27, No. 11, Nov. 1955, pp. 1768 and 1769
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  • C. Patrianakos et al., "Chemical Studies on Tabacco Smoke LXIV. On the Analysis of Aromatic Amines in Cigarette Smoke", J. of Analytical Toxicology, 3: 150-154 (Jul./Aug., 1979)
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  • S. Gordon et al., "Volatile Organic Compounds in Exhaled Air from Patients with Lung Cancer", Clinical Chemistry, 31: 1278-1282 (1985)
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