US3471360A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Transfer elements and process for preparing the same
Assignee: Columbia Ribbon and Carbon Manufacturing Co Inc
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Filing: 1967-02-14
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Granted: 1969-10-07
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Expires: 1987-02-14
Abstract
No abstract record available.
Inventors
- 👤 Douglas A Newman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:56
CPC Classifications
B; B41; B41M; B41M5/00; B41M5/10; Y; Y10; Y10T; Y10T428/00; Y10T428/249921; Y10T428/249994; Y10T428/249995; Y10T428/249996; Y10T428/31504; Y10T428/31725; Y10T428/31739; Y10T428/31743; Y10T428/31855; Y10T428/31935
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
GB989622A
Cited
US1514283A
Cited
US2952043A
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US2779684A
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US2968065A
Cited
US3037879A
Cited
US3392042A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-06 | 1973-04-07 | 1973-10-07 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-06 | 1977-04-07 | 1977-10-07 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-06 | 1981-04-07 | 1981-10-07 | $7700.00 | Window Closed / Lapsed |