US2986387A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Ceramic belt
Assignee: Cambridge Tile & Manufacturing Co
•
Filing: 1956-06-27
•
Granted: 1961-05-30
•
Expires: 1976-06-27
Abstract
No abstract record available.
Inventors
- 👤 Arno M Illing
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 02:17
CPC Classifications
F; F27; F27B; F27B9/00; F27B9/14; F27B9/20; F27B9/24; F27B9/243
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
NL19490C
Cited
FR397280A
Cited
US1060683A
Cited
US1721939A
Cited
US1930584A
Cited
US1882855A
Cited
US2708107A
Cited
US2779579A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-05-29 | 1964-11-28 | 1965-05-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-05-29 | 1968-11-28 | 1969-05-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-05-29 | 1972-11-28 | 1973-05-30 | $7700.00 | Window Closed / Lapsed |