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US3373798A
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US
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Regenerator matrix
Assignee: Motors Liquidation Co
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Filing: 1965-11-19
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Granted: 1968-03-19
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Expires: 1985-11-19
Abstract
No abstract record available.
Inventors
- 👤 Earl R Brummett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:14
CPC Classifications
F; F28; F28D; F28D19/00; F28D19/04; F28D19/045; Y; Y10; Y10S; Y10S165/00; Y10S165/009; Y10S165/042; Y10S165/043
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) | 1971-03-19 | 1971-09-18 | 1972-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-03-19 | 1975-09-18 | 1976-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-03-19 | 1979-09-18 | 1980-03-19 | $7700.00 | Window Closed / Lapsed |