US2839086A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Limp diaphragm acturator
Assignee: Consolidated Controls Corp
•
Filing: 1955-05-06
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Granted: 1958-06-17
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Expires: 1975-05-06
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Engelberger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 04:19
CPC Classifications
G; G05; G05D; G05D23/00; G05D23/01; G05D23/12; F; F01; F01D; F01D17/00; F01D17/02; F01D17/08; F01D17/085; G05D16/00; G05D16/04; G05D16/06; G05D16/063; G05D16/0644; G05D16/0647
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-06-16 | 1961-12-16 | 1962-06-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-06-16 | 1965-12-16 | 1966-06-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-06-16 | 1969-12-16 | 1970-06-17 | $7700.00 | Window Closed / Lapsed |