US4468465A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diagnosing cancer by observing marker glycosaminoglycans extracted from patient
Assignee: Individual
•
Filing: 1982-09-07
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Granted: 1984-08-28
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Expires: 2002-09-07
Abstract
Abstract A disease-specific marker for cancer and hyperplasia of the human prostate comprising hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient and methods for diagnosing and monitoring treatment of cancer and hyperplasia of the prostate by observing such hybrid and copolymer GAGs.
Inventors
- 👤 Clifford S. Sato
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:17
CPC Classifications
G; G01; G01N; G01N33/00; G01N33/48; G01N33/50; G01N33/53; G01N33/575; G01N33/5756; G01N33/57525; Y; Y10; Y10T; Y10T436/00; Y10T436/14; Y10T436/142222; Y10T436/143333
Claims Analysis
Total Claims: 8
Claim 1
Independent Claim
21 words
A disease-specific marker for cancer and hyperplasia of the human prostate comprising hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient.
Claim 2
Dependent Claim
21 words
A disease-specific marker for cancer and hyperplasia of the human prostate comprising hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient.
Claim 3
Independent Claim
22 words
A method of diagnosing cancer and hyperplasia of the human prostate by observing hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient.
Claim 4
Independent Claim
22 words
A method of diagnosing cancer and hyperplasia of the human prostate by observing hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient.
Claim 5
Independent Claim
25 words
A method of monitoring the treatment of cancer and hyperplasia of the human prostate by observing hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient.
Claim 6
Independent Claim
25 words
A method of monitoring the treatment of cancer and hyperplasia of the human prostate by observing hybrid and copolymer glycosaminoglycans (GAGs) extracted from the patient.
Claim 7
Dependent Claim
34 words
A method of diagnosing cancer and hyperplasia of the human prostate as set forth in claim 2 in which said observing of said extracted hybrid and copolymer glycosaminoglycans (GAGs) is accomplished by electrophoresis methods.
Claim 8
Dependent Claim
37 words
A method of monitoring the treatment of cancer and hyperplasia of the human prostate as set forth in claim 3 in which said observing of said extracted hybrid and copolymer glycosaminoglycans (GAGs) is accomplished by electrophoresis methods.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1987-08-28 | 1988-02-27 | 1988-08-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1991-08-28 | 1992-02-27 | 1992-08-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1995-08-28 | 1996-02-27 | 1996-08-28 | $7700.00 | Window Closed / Lapsed |