US3401670A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Apparatus for coating tow
Assignee: EIDP Inc
•
Filing: 1967-06-20
•
Granted: 1968-09-17
•
Expires: 1987-06-20
Abstract
No abstract record available.
Inventors
- 👤 Jr Clarence Edward Oxford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:15
CPC Classifications
D; D06; D06B; D06B1/00; D06B1/10; D06B1/14; D06B1/141
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1661174A
Cited
US1914488A
Cited
US2053730A
Cited
US2243604A
Cited
US2396946A
Cited
US2338138A
Cited
US2605684A
Cited
US3244143A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-09-17 | 1972-03-18 | 1972-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-17 | 1976-03-18 | 1976-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-17 | 1980-03-18 | 1980-09-17 | $7700.00 | Window Closed / Lapsed |