Patent US3413096A successfully refreshed from Google Patents.
US3413096A
Expired / Lapsed
US
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Converter-muffler
Assignee: Universal Oil Products Co
•
Filing: 1965-12-23
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Granted: 1968-11-26
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Expires: 1985-12-23
Abstract
No abstract record available.
Inventors
- 👤 James R Britt
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 10:58
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/74; B01D53/86; F; F01; F01N; F01N3/00; F01N3/08; F01N3/10; F01N3/24; F01N3/28; F01N3/2839; F01N3/2846; F01N3/2882; F01N3/2889; F01N5/00; F01N5/02; F01N2240/00; F01N2240/02; F01N2260/00; F01N2260/10; F01N2330/00; F01N2330/08; F01N2470/00; F01N2470/14; F01N2470/16; F01N2470/18; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3041149A
Cited
US3186807A
Cited
US3168806A
Cited
US3167400A
Cited
US3223491A
Cited
US3290121A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-11-26 | 1972-05-27 | 1972-11-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-11-26 | 1976-05-27 | 1976-11-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-11-26 | 1980-05-27 | 1980-11-26 | $7700.00 | Window Closed / Lapsed |