US3016840A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid actuating device
Assignee: Union Carbide Corp
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Filing: 1958-11-13
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Granted: 1962-01-16
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Expires: 1978-11-13
Abstract
No abstract record available.
Inventors
- 👤 Charles E Frick
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:53
CPC Classifications
F; F04; F04B; F04B53/00; F04B43/00; F04B43/0009; F04B43/0054; F04B43/0081; F04B43/009; F04B43/02; F04B43/06; F04B43/073
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) | 1965-01-15 | 1965-07-17 | 1966-01-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-01-15 | 1969-07-17 | 1970-01-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-01-15 | 1973-07-17 | 1974-01-16 | $7700.00 | Window Closed / Lapsed |