US3482395A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Exhaust treating device
Assignee: JAMES J RANDO
•
Filing: 1968-04-12
•
Granted: 1969-12-09
•
Expires: 1988-04-12
Abstract
No abstract record available.
Inventors
- 👤 Robert A Rando
- 👤 James J Rando
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 03:55
CPC Classifications
F; F01; F01N; F01N13/00; F01N13/08; F01N13/082; F01N3/00; F01N3/02; F01N3/021; F01N3/0215; F01N3/05; F01N3/08; F01N3/10; F01N3/24; F01N3/30; F01N2240/00; F01N2240/02; F01N2250/00; F01N2250/10; F01N2270/00; F01N2270/02; F01N2270/04; Y; Y02; Y02T; Y02T10/00; Y02T10/10; Y02T10/12; Y10; Y10S; Y10S55/00; Y10S55/30
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1605484A
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US1843999A
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US1877523A
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US2065681A
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US2649685A
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US2829731A
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US3043096A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-12-08 | 1973-06-09 | 1973-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-12-08 | 1977-06-09 | 1977-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-12-08 | 1981-06-09 | 1981-12-09 | $7700.00 | Window Closed / Lapsed |