Patent US3085898A successfully refreshed from Google Patents.
US3085898A
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Paper product with watermark and process therefor
Assignee: Customark Corp
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Filing: 1959-08-07
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Granted: 1963-04-16
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Expires: 1979-08-07
Abstract
No abstract record available.
Inventors
- 👤 Frans V E Vaurio
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 17:37
CPC Classifications
B; B41; B41M; B41M3/00; B41M3/10; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24835; Y10T428/24934
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
108 words
THE METHOD OF IMPARTING A SUBSTANTIALLY PERMANENT WATERMARK OF SELECTED GEOMETRICAL DESIGN TO PAPER COMPRISING THE STEPS OF IMPREGNATING A PORTION OF SAID PAPER IN THE CONFIGURATION OF SAID DESIGN WITH A COMPOSITION CONSISTING OF ABOUT 30 PERCENT BY WEIGHT TO ABOUT 70 PERCENT BY WEIGHT OF AT LEAST ONE ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF SUCROSE ACETATE BUTYRATE SUCROSE ACETATE ISOBUTYRATE AND AN ALKAI METAL SALT OF A DIALKYL SUFLOSUCCINATE DISSOLVED IN AN INERT ORGANIC SOLVENT, SAID SOLVENTHAVING A BOILING POINT IN THE RANGE OF ABOUT 100*C. TO ABOUT 250*C. IN AN AMOUNT OF ABOUT 70 PERCENT BY WEIGHT OT ABOUT 30 PERCENT BY WEIGHT.
Claim 2
Independent Claim
108 words
THE METHOD OF IMPARTING A SUBSTANTIALLY PERMANENT WATERMARK OF SELECTED GEOMETRICAL DESIGN TO PAPER COMPRISING THE STEPS OF IMPREGNATING A PORTION OF SAID PAPER IN THE CONFIGURATION OF SAID DESIGN WITH A COMPOSITION CONSISTING OF ABOUT 30 PERCENT BY WEIGHT TO ABOUT 70 PERCENT BY WEIGHT OF AT LEAST ONE ORGANIC COMPOUND SELECTED FROM THE GROUP CONSISTING OF SUCROSE ACETATE BUTYRATE SUCROSE ACETATE ISOBUTYRATE AND AN ALKAI METAL SALT OF A DIALKYL SUFLOSUCCINATE DISSOLVED IN AN INERT ORGANIC SOLVENT, SAID SOLVENTHAVING A BOILING POINT IN THE RANGE OF ABOUT 100*C. TO ABOUT 250*C. IN AN AMOUNT OF ABOUT 70 PERCENT BY WEIGHT OT ABOUT 30 PERCENT BY WEIGHT.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-04-15 | 1966-10-15 | 1967-04-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-04-15 | 1970-10-15 | 1971-04-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-04-15 | 1974-10-15 | 1975-04-16 | $7700.00 | Window Closed / Lapsed |