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Patent US3472255A successfully refreshed from Google Patents.
US3472255A
Expired / Lapsed
US
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Fluidic device
Assignee: ITE Imperial Corp
•
Filing: 1967-04-20
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Granted: 1969-10-14
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Expires: 1987-04-20
Abstract
No abstract record available.
Inventors
- 👤 Harold L Fox
- 👤 Gale H Thorne
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:39
CPC Classifications
F; F15; F15C; F15C1/00; F15C1/22; Y; Y10; Y10T; Y10T137/00; Y10T137/206; Y10T137/2273
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3295543A
Cited
US3068880A
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US3212515A
Cited
US3128040A
Cited
US3272215A
Cited
US3285263A
Cited
US3311120A
Cited
US3276259A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-10-13 | 1973-04-14 | 1973-10-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-10-13 | 1977-04-14 | 1977-10-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-10-13 | 1981-04-14 | 1981-10-14 | $7700.00 | Window Closed / Lapsed |