Patent US3387992A successfully refreshed from Google Patents.
US3387992A
Expired / Lapsed
US
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Process and apparatus for distributing liquids
Assignee: Celanese Corp
•
Filing: 1966-06-02
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Granted: 1968-06-11
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Expires: 1986-06-02
Abstract
No abstract record available.
Inventors
- 👤 James B Arthur
- 👤 Neil E Lloyd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 07:46
CPC Classifications
A; A24; A24D; A24D3/00; A24D3/02; A24D3/0204; A24D3/0212; A24D3/022; B; B05; B05B; B05B3/00; B05B3/02; D; D06; D06B; D06B5/00; D06B5/02; D06B5/10; D21; D21G; D21G7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US2775792A
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US2865324A
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USRE24923E
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US2850322A
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US2986338A
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US3133702A
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US3176650A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1971-06-11 | 1971-12-11 | 1972-06-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1975-06-11 | 1975-12-11 | 1976-06-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1979-06-11 | 1979-12-11 | 1980-06-11 | $7700.00 | Window Closed / Lapsed |