US3468171A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible seals
Assignee: GKN Service UK Ltd
•
Filing: 1967-09-11
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Granted: 1969-09-23
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Expires: 1987-09-11
Abstract
No abstract record available.
Inventors
- 👤 Jerzy Witold Macielinski
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 07:47
CPC Classifications
F; F16; F16D; F16D3/00; F16D3/84; F16D3/843; F16D3/845; F16D3/16; F16D3/20; F16D3/22; F16D3/223; F16D3/226; F16D3/227; F16J; F16J15/00; F16J15/50; F16J15/52; F16D2003/22316
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) | 1972-09-22 | 1973-03-24 | 1973-09-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-09-22 | 1977-03-24 | 1977-09-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-09-22 | 1981-03-24 | 1981-09-23 | $7700.00 | Window Closed / Lapsed |