US3267997A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Fluid cooled washer
Assignee: AERO CHATILLON CORP
•
Filing: 1962-09-20
•
Granted: 1966-08-23
•
Expires: 1982-09-20
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Matarese
- 👤 Paul F Waivers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 02:33
CPC Classifications
F; F28; F28F; F28F3/00; F28F3/12; F16; F16C; F16C37/00; F28D; F28D7/00; F28D7/02; F28D7/024; Y; Y10; Y10T; Y10T29/00; Y10T29/49; Y10T29/4935
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US454665A
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US1324886A
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US1634968A
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US2119922A
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US2306808A
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US2811761A
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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) | 1969-08-22 | 1970-02-21 | 1970-08-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-08-22 | 1974-02-21 | 1974-08-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-08-22 | 1978-02-21 | 1978-08-23 | $7700.00 | Window Closed / Lapsed |