US3067776A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydraulic accumulator
Assignee: Ideal Roller and Manufacturing Co
•
Filing: 1956-04-09
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Granted: 1962-12-11
•
Expires: 1976-04-09
Abstract
No abstract record available.
Inventors
- 👤 Love Harold Norris
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 11:21
CPC Classifications
B; B29; B29C; B29C66/00; B29C66/50; B29C66/51; B29C66/54; B29C65/00; B29C65/56; B29C65/565; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; B29C66/12; B29C66/124; B29C66/1246; B29C66/12461; B29C66/542; F; F15; F15B; F15B1/00; F15B1/02; F15B1/04; F15B1/08; F15B1/10; B29C66/70; B29C66/71; B29K; B29K2021/00; B29L; B29L2022/00; B29L2022/02; B29L2022/025; F15B2201/00; F15B2201/20; F15B2201/205; F15B2201/30; F15B2201/315; F15B2201/3151; F15B2201/3152; F15B2201/3156; F15B2201/40; F15B2201/415; F15B2201/4155
Claims Analysis
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-12-10 | 1966-06-11 | 1966-12-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-12-10 | 1970-06-11 | 1970-12-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-12-10 | 1974-06-11 | 1974-12-11 | $7700.00 | Window Closed / Lapsed |