Patent US3980776A successfully refreshed from Google Patents.
US3980776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Composition containing double stranded RNA from basidiomycetes and method of use
Assignee: Individual
•
Filing: 1975-03-13
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Granted: 1976-09-14
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Expires: 1995-03-13
Abstract
Abstract An inducer of interferon for the viral infection composed mainly of double stranded RNA is extracted and isolated from spore or mycelium of natural or cultivated basidiomycetes such as Cortinellus Shiitake.
Inventors
- 👤 Nakao Ishida
- 👤 Mikio Kikuchi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 08:28
CPC Classifications
A; A61; A61K; A61K31/00; A61K31/70
Claims Analysis
Total Claims: 13
Claim 1
Independent Claim
43 words
A pharmaceutical composition for viral infection inhibitory substance induction containing pharmaceutical carrier and as an active ingredient an effective amount of double stranded RNA substance prepared by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 2
Dependent Claim
43 words
A pharmaceutical composition for viral infection inhibitory substance induction containing pharmaceutical carrier and as an active ingredient an effective amount of double stranded RNA substance prepared by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 3
Dependent Claim
13 words
A pharmaceutical composition according to claim 1, wherein the basidiomycetes is Cortinellus Shiitake.
Claim 4
Dependent Claim
34 words
Veterinary agent for viral infection inhibitory substance induction, containing a double stranded RNA substance which is obtained by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 5
Dependent Claim
34 words
Veterinary agent for viral infection inhibitory substance induction, containing a double stranded RNA substance which is obtained by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 6
Dependent Claim
12 words
Veterinary agent according to claim 3, wherein the basidiomycetes is Cortinellus Shiitake.
Claim 7
Dependent Claim
45 words
A process for producing pharmaceutical composition for viral infection inhibitory substance induction, which comprises adding to a pharmaceutical carrier an effective amount of double stranded RNA substance prepared by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 8
Dependent Claim
45 words
A process for producing pharmaceutical composition for viral infection inhibitory substance induction, which comprises adding to a pharmaceutical carrier an effective amount of double stranded RNA substance prepared by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 9
Dependent Claim
12 words
A process according to claim 5, wherein the basidiomycetes is Cortinellus Shiitake.
Claim 10
Independent Claim
50 words
A method for inducing a viral infection inhibitory substance in the individual body which comprises administrating to a person, an animal or a bird an effective amount of double stranded RNA substance prepared by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 11
Independent Claim
50 words
A method for inducing a viral infection inhibitory substance in the individual body which comprises administrating to a person, an animal or a bird an effective amount of double stranded RNA substance prepared by extracting and isolating the double stranded RNA fraction out of the spore or mycelium of basidiomycetes.
Claim 12
Dependent Claim
14 words
A method according to claim 7 wherein the administration is conducted intraperitoneally or intranasally.
Claim 13
Dependent Claim
12 words
A method according to claim 7, wherein the basidiomycetes is Cortinellus Shiitake.
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) | 1979-09-14 | 1980-03-15 | 1980-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-09-14 | 1984-03-15 | 1984-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-09-14 | 1988-03-15 | 1988-09-14 | $7700.00 | Window Closed / Lapsed |