US2675332A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Heat sensitive record material
Assignee: NCR Voyix Corp
•
Filing: 1951-01-20
•
Granted: 1954-04-13
•
Expires: 1971-01-20
Abstract
No abstract record available.
Inventors
- 👤 Barrett K Green
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 10:22
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/26; B41M5/30; B41M5/323; B41M5/327; B41M5/3275; Y; Y10; Y10S; Y10S101/00; Y10S101/29; Y10S8/00; Y10S8/916; Y10S8/919
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
42 words
RECORD MATERIAL COMPRISING A BASE WEB HAVING AN UNDERCOATING OF DRY SOLID PARTICLES OF AN ALKALI HAVING A PH VALUE OF BETWEEN 8 AND 12.5, AND HAVING AN ADJACENT OVERCOATING CONSISTING OF SOLID PARTICLES ON AN EOSIN COMPOUND OF THE GENERAL FORMULA
Claim 2
Dependent Claim
42 words
RECORD MATERIAL COMPRISING A BASE WEB HAVING AN UNDERCOATING OF DRY SOLID PARTICLES OF AN ALKALI HAVING A PH VALUE OF BETWEEN 8 AND 12.5, AND HAVING AN ADJACENT OVERCOATING CONSISTING OF SOLID PARTICLES ON AN EOSIN COMPOUND OF THE GENERAL FORMULA
References Cited (Backward Citations)
US1351071A
Cited
US1844199A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-04-12 | 1957-10-12 | 1958-04-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-04-12 | 1961-10-12 | 1962-04-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-04-12 | 1965-10-12 | 1966-04-13 | $7700.00 | Window Closed / Lapsed |