US3679418A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for treating a metal surface and reprographic material comprising a surface so treated
Assignee: Kalle GmbH and Co KG
•
Filing: 1968-09-25
•
Granted: 1972-07-25
•
Expires: 1988-09-25
Abstract
Abstract THIS INVENTION RELATES TO A PROCESS FOR TREATING A METAL SURFACE, WHEREIN A SURFACE OF A METAL FOIL IS SUBJECTED TO A UNIFORM TREATMENT WITH A PLASME ARC JET, AND ALSO TO A REPROGRAPHIC MATERIAL WHICH COMPRISES A METAL SURFACE WHICH HAS BEEN TREATED ACCORDING TO THE PROCESS.
Inventors
- 👤 Joachim Stroszynski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 08:53
CPC Classifications
G; G03; G03G; G03G13/00; G03G13/26; B; B41; B41N; B41N3/00; B41N3/03; B41N3/032; Y; Y10; Y10S; Y10S430/00; Y10S430/151
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1975-07-25 | 1976-01-24 | 1976-07-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-07-25 | 1980-01-24 | 1980-07-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-07-25 | 1984-01-24 | 1984-07-25 | $7700.00 | Window Closed / Lapsed |