US3418887A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High energy rate actuator
Assignee: EW Bliss Co Inc
•
Filing: 1967-03-28
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Granted: 1968-12-31
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Expires: 1987-03-28
Abstract
No abstract record available.
Inventors
- 👤 David J Matteson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 20:28
CPC Classifications
B; B21; B21J; B21J9/00; B21J9/10; B21J9/12; B21J9/14; F; F15; F15B; F15B15/00; F15B15/08; F15B15/14; F15B15/1409
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3105414A
Cited
US3267677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-12-31 | 1972-07-01 | 1972-12-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-31 | 1976-07-01 | 1976-12-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-31 | 1980-07-01 | 1980-12-31 | $7700.00 | Window Closed / Lapsed |