US3672878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Aluminum offset printing plate
Assignee: Vereinigte Leichtmetallwerke GmbH
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Filing: 1969-09-24
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Granted: 1972-06-27
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Expires: 1989-09-24
Abstract
Abstract AN ALUMINUM PRINTING PLATE FOR USE IN OFFSET ROLLER PLATING IS MADE OF AN ALUMINUM BASE ALLOY INCLUDNG THE FOLLOWING ALLOYING COMPONENTS: PERCENT MAGNESIUM 0.8-2.5 SILCON 0.2-0.4 MANGANESE 0.8-1.4 COPPER 0.05-0.3 IRON 0.2-0.6 ZINC 0.01-0.2 ALUMINUM BALANCE
Inventors
- 👤 Adolf Teubler
- 👤 Paul Eversheim
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 13:56
CPC Classifications
B; B41; B41N; B41N1/00; B41N1/04; B41N1/08; B41N1/083; B32; B32B; B32B15/00; B32B15/01; B32B15/016; C; C22; C22C; C22C21/00; C22C21/06; C22C21/08; Y; Y10; Y10S; Y10S428/00; Y10S428/922; Y10S428/923; Y10S428/924; Y10S428/925; Y10T; Y10T428/00; Y10T428/12; Y10T428/12431; Y10T428/12493; Y10T428/12639; Y10T428/12736; Y10T428/12764
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-06-27 | 1975-12-27 | 1976-06-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-06-27 | 1979-12-27 | 1980-06-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-06-27 | 1983-12-27 | 1984-06-27 | $7700.00 | Window Closed / Lapsed |