Patent US3516938A successfully refreshed from Google Patents.
US3516938A
Expired / Lapsed
US
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Displacing organic liquids from solid surfaces
Assignee: United States Department of the Navy
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Filing: 1966-10-18
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Granted: 1970-06-23
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Expires: 1986-10-18
Abstract
No abstract record available.
Inventors
- 👤 William A Zisman
- 👤 Marianne K Bernett
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:16
CPC Classifications
C; C08; C08J; C08J3/00; C08J3/02; C08J3/09; C08J3/091; C11; C11D; C11D1/00; C11D1/004; C11D1/66; C11D1/82; C11D3/00; C11D3/43; C08J2383/00; C08J2383/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2733154A
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US2972637A
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US3172899A
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US3069280A
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US3337351A
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US3183110A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-06-22 | 1973-12-22 | 1974-06-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-06-22 | 1977-12-22 | 1978-06-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-06-22 | 1981-12-22 | 1982-06-23 | $7700.00 | Window Closed / Lapsed |