US3196031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding of topcoatings to printed surfaces
Assignee: Primerica Inc
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Filing: 1961-10-13
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Granted: 1965-07-20
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Expires: 1981-10-13
Abstract
No abstract record available.
Inventors
- 👤 Unmuth George Eugene
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 08:55
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/48; B29C66/00; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/40; B29C66/41; B29C66/43; B29C66/433; B29C66/70; B29C66/71; Y; Y10; Y10T; Y10T428/00; Y10T428/24; Y10T428/24802; Y10T428/24851; Y10T428/24868; Y10T428/24876; Y10T428/31504; Y10T428/31678; Y10T428/31692; Y10T428/31801; Y10T428/31804; Y10T428/31808; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31899; Y10T428/31902
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
72 words
A COATED SHEET MATERIAL COMPRISING A FLEXIBLE FIBROUS BASE SHEET, A PRINTING INK SELECTED FROM THE GROUP CONSISTING OF OFFSET, ROTOGRAVURE, AND LETTERPRESS PRINTING INKS THEREON CONTAINING AN OXIDIZED POLYETHYLENE HAVING A MOLECULAR WEIGHT OF BETWEEN 1500 AND 2500, AN ACID NUMBER OF 12 TO 18, AND DENSITY AT 77*F. BETWEEN 0.93 AND 0.95, AND AN OVERCOATING SELECTED FROM THE GROUP CONSISTING OF HYDROCARBON WAXES AND POLYETHYLENE SUPERPOSED ON SAID PRINTING INK.
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) | 1968-07-19 | 1969-01-18 | 1969-07-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-19 | 1973-01-18 | 1973-07-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-19 | 1977-01-18 | 1977-07-20 | $7700.00 | Window Closed / Lapsed |