US3415337A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Air injector device for air-cooled noise suppressors
Assignee: General Electric Co
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Filing: 1966-04-20
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Granted: 1968-12-10
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Expires: 1986-04-20
Abstract
No abstract record available.
Inventors
- 👤 Julian J Karasievich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-10 00:53
CPC Classifications
F; F02; F02K; F02K1/00; F02K1/46; B; B64; B64F; B64F1/00; B64F1/26; F01; F01D; F01D25/00; F01D25/30
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) | 1971-12-10 | 1972-06-10 | 1972-12-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-12-10 | 1976-06-10 | 1976-12-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-12-10 | 1980-06-10 | 1980-12-10 | $7700.00 | Window Closed / Lapsed |