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US3402550A
Expired / Lapsed
US
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Over temperature protection device for a catalytic muffler for exhaust emissions control in an internal combustion engine system
Assignee: Texaco Inc
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Filing: 1964-05-14
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Granted: 1968-09-24
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Expires: 1984-05-14
Abstract
No abstract record available.
Inventors
- 👤 Milton D Behrens
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 13:38
CPC Classifications
B; B01; B01D; B01D53/00; B01D53/34; B01D53/92; B01D53/94; B01D53/9445; B01D53/945; B01D53/9454; F; F01; F01N; F01N13/00; F01N13/009; F01N3/00; F01N3/08; F01N3/10; F01N3/18; F01N3/20; F01N3/22; F01N3/24; F01N3/28; F01N3/2882; F01N3/2885; F01N3/30; F01N3/32; F01N2470/00; F01N2470/30; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12
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) | 1971-09-24 | 1972-03-25 | 1972-09-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-09-24 | 1976-03-25 | 1976-09-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-09-24 | 1980-03-25 | 1980-09-24 | $7700.00 | Window Closed / Lapsed |