Patent US4137091A successfully refreshed from Google Patents.
US4137091A
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Impregnating agent for camouflage
Assignee: Dynamit Nobel AG
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Filing: 1977-02-25
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Granted: 1979-01-30
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Expires: 1997-02-25
Abstract
Abstract A camouflage impregnating agent comprising a silver salt dissolved in an alcoholic solution of an alkyl trialkoxysilane; a process for camouflaging an oxidic surface by applying thereto a camouflage impregnating agent comprising a silver salt dissolved in an alcoholic solution of an alkyl trialkoxysilane.
Inventors
- 👤 Horst Hanisch
- 👤 Karl-Martin Rodder
- 👤 Hansjurgen Hass
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 19:10
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/30
Claims Analysis
Total Claims: 5
Claim 1
Independent Claim
23 words
A camouflage impregnating agent for an oxidic surface comprising a silver salt dissolved in an alcoholic solution of a C 1-8 alkyl trialkoxysilane.
Claim 2
Dependent Claim
23 words
A camouflage impregnating agent for an oxidic surface comprising a silver salt dissolved in an alcoholic solution of a C 1-8 alkyl trialkoxysilane.
Claim 3
Dependent Claim
29 words
A camouflage impregnating agent according to claim 1 wherein the alcoholic solution of alkyl trialkoxysilane is a 5 to 60% solution of a C 1-8 alkyl trialkoxysilane in ethanol.
Claim 4
Dependent Claim
41 words
A camouflage impregnating agent according to claim 1 wherein the silver salt is silver nitrate and the silver nitrate is present in the solution in an amount between 0.5 and 3.0 weight percent, based upon the weight of the entire solution.
Claim 5
Dependent Claim
38 words
A camouflage impregnating agent according to claim 2 wherein the silver salt is silver nitrate and the silver nitrate is present in an amount between 0.5 and 3.0 weight percent based upon the weight of the entire solution.
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) | 1982-01-29 | 1982-07-31 | 1983-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1986-01-29 | 1986-07-31 | 1987-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1990-01-29 | 1990-07-31 | 1991-01-30 | $7700.00 | Window Closed / Lapsed |