US3454182A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Vent grommets
Assignee: Timken Co
•
Filing: 1965-09-30
•
Granted: 1969-07-08
•
Expires: 1985-09-30
Abstract
No abstract record available.
Inventors
- 👤 James D Morton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:53
CPC Classifications
B; B61; B61F; B61F15/00; B61F15/20; B61F15/22; F; F16; F16K; F16K15/00; F16K15/02; F16K15/04; F16K15/14; F16K15/148; F16K24/00; F16K24/06; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7847; Y10T137/7848; Y10T137/7869; Y10T137/7879; Y10T137/7888; Y10T137/789
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US641011A
Cited
US2224296A
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US2638263A
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US2571893A
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US2715980A
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US2769457A
Cited
US2775363A
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US2933102A
Cited
US3159176A
Cited
US3297048A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-07-07 | 1973-01-06 | 1973-07-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-07-07 | 1977-01-06 | 1977-07-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-07-07 | 1981-01-06 | 1981-07-08 | $7700.00 | Window Closed / Lapsed |