US2679667A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing strip
Assignee: Eagle Picher Co
•
Filing: 1949-03-26
•
Granted: 1954-06-01
•
Expires: 1969-03-26
Abstract
No abstract record available.
Inventors
- 👤 Thomas R Angus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 07:29
CPC Classifications
B; B60; B60J; B60J10/00; B60J10/20; B60J10/24; B60J10/15; B60J10/18; B60J10/30; B60J10/80
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2132272A
Cited
US2102393A
Cited
US2139780A
Cited
US2102935A
Cited
US2169503A
Cited
US2182983A
Cited
US2273182A
Cited
US2344575A
Cited
GB552198A
Cited
US2603528A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-31 | 1957-11-30 | 1958-06-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-31 | 1961-11-30 | 1962-06-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-31 | 1965-11-30 | 1966-06-01 | $7700.00 | Window Closed / Lapsed |