US3494679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Thrust bearing oil seal system
Assignee: Garrett Corp
•
Filing: 1968-01-30
•
Granted: 1970-02-10
•
Expires: 1988-01-30
Abstract
No abstract record available.
Inventors
- 👤 Fredrick E Burdette
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:54
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/05; F04D29/056; F04D29/057; F04D29/08; F04D29/10; F04D29/102; F04D29/18; F04D29/22; F04D29/2261; F04D29/2266; F16; F16C; F16C17/00; F16C17/04; F16C17/047; F16C33/00; F16C33/72; F16J; F16J15/00; F16J15/54; F16C2360/00; F16C2360/23; F16C2360/24
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
DE392831C
Cited
US1876515A
Cited
US1425000A
Cited
US2054219A
Cited
US2266107A
Cited
US2362667A
Cited
GB635601A
Cited
US2785022A
Cited
US2953416A
Cited
US3077296A
Cited
US3370897A
Cited
US3250221A
Cited
US3393947A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |