US2997271A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Actuators
Assignee: Individual
•
Filing: 1958-07-25
•
Granted: 1961-08-22
•
Expires: 1978-07-25
Abstract
No abstract record available.
Inventors
- 👤 Wallace A Bounds
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 22:13
CPC Classifications
A; A01; A01G; A01G25/00; A01G25/16; A01G25/165; F; F15; F15B; F15B11/00; F15B11/08; F15B11/15; F16; F16K; F16K31/00; F16K31/12; F16K31/36; F16K31/38; F16K31/383
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US585377A
Cited
US685928A
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US685930A
Cited
US1004650A
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US1707273A
Cited
US2064343A
Cited
US2046640A
Cited
US2251323A
Cited
US2301409A
Cited
US2418743A
Cited
US2826219A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-08-21 | 1965-02-20 | 1965-08-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-08-21 | 1969-02-20 | 1969-08-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-08-21 | 1973-02-20 | 1973-08-22 | $7700.00 | Window Closed / Lapsed |