US3502002A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Means for synchronizing a pair of hydraulic power cylinder actuators
Assignee: WHITEMAN Manufacturing Co
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Filing: 1968-04-02
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Granted: 1970-03-24
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Expires: 1988-04-02
Abstract
No abstract record available.
Inventors
- 👤 Marvin E Whiteman Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:00
CPC Classifications
F; F15; F15B; F15B11/00; F15B11/16; F15B11/22; F04; F04B; F04B9/00; F04B9/08; F04B9/10; F04B9/109; F04B9/117; F04B9/1176; F04B9/1178
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) | 1973-03-23 | 1973-09-22 | 1974-03-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-03-23 | 1977-09-22 | 1978-03-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-03-23 | 1981-09-22 | 1982-03-24 | $7700.00 | Window Closed / Lapsed |