US3458167A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Balancing mechanism
Assignee: FMC Corp
•
Filing: 1966-12-28
•
Granted: 1969-07-29
•
Expires: 1986-12-28
Abstract
No abstract record available.
Inventors
- 👤 Claiborn Cooley Jr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 21:00
CPC Classifications
B; B67; B67D; B67D9/00; B67D9/02; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/8807; Y10T403/00; Y10T403/32; Y10T403/32541
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3038714A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-28 | 1973-01-27 | 1973-07-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-28 | 1977-01-27 | 1977-07-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-28 | 1981-01-27 | 1981-07-29 | $7700.00 | Window Closed / Lapsed |