US3496015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pressure-sensitive magnetic transfer elements
Assignee: Columbia Ribbon and Carbon Manufacturing Co Inc
•
Filing: 1966-11-09
•
Granted: 1970-02-17
•
Expires: 1986-11-09
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Newman
- 👤 Allan T Schlotzhauer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 13:42
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; G; G11; G11B; G11B5/00; G11B5/62; Y; Y10; Y10S; Y10S428/00; Y10S428/90; Y10S428/914; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249953; Y10T428/249987; Y10T428/249994; Y10T428/249995; Y10T428/249996; Y10T428/31504; Y10T428/31855; Y10T428/3188; Y10T428/31895; Y10T428/31906
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 1973-02-16 | 1973-08-18 | 1974-02-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-16 | 1977-08-18 | 1978-02-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-16 | 1981-08-18 | 1982-02-17 | $7700.00 | Window Closed / Lapsed |