US2996049A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Operating mechanism for valves and the like
Assignee: Individual
•
Filing: 1958-12-15
•
Granted: 1961-08-15
•
Expires: 1978-12-15
Abstract
No abstract record available.
Inventors
- 👤 Huska Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:59
CPC Classifications
F; F16; F16K; F16K31/00; F16K31/12; F15; F15B; F15B15/00; F15B15/08; F15B15/12; F15B15/125
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) | 1964-08-14 | 1965-02-13 | 1965-08-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-14 | 1969-02-13 | 1969-08-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-14 | 1973-02-13 | 1973-08-15 | $7700.00 | Window Closed / Lapsed |