US2967013A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diffuser
Assignee: Garrett Corp
•
Filing: 1954-10-18
•
Granted: 1961-01-03
•
Expires: 1974-10-18
Abstract
No abstract record available.
Inventors
- 👤 Dallenbach Frederick
- 👤 Hans P Eichenberger
- 👤 Eugen M Knoernschild
- 👤 Nguyen Van Le
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:24
CPC Classifications
F; F04; F04D; F04D29/00; F04D29/40; F04D29/42; F04D29/44; F04D29/441; F04D29/444; F04D21/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US353994A
Cited
FR530640A
Cited
US1291037A
Cited
US2114285A
Cited
DE724553C
Cited
GB579770A
Cited
GB583664A
Cited
GB636290A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1964-01-03 | 1964-07-04 | 1965-01-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1968-01-03 | 1968-07-04 | 1969-01-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1972-01-03 | 1972-07-04 | 1973-01-03 | $7700.00 | Window Closed / Lapsed |