US2828765A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Liquid distribution device
Assignee: Worthington Corp
•
Filing: 1955-01-21
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Granted: 1958-04-01
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Expires: 1975-01-21
Abstract
No abstract record available.
Inventors
- 👤 Louis G Hilkemeier
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:27
CPC Classifications
B; B28; B28C; B28C7/00; B28C7/04; B28C7/12; B28C7/126; B28C7/128; F; F16; F16K; F16K15/00; F16K15/14; F16K15/1402; F16K15/144; F16K15/145; F16K17/00; F16K17/02; F16K17/04; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7838; Y10T137/7843; Y10T137/7866; Y10T137/7867; Y10T137/7868; Y10T137/7879; Y10T137/7888; Y10T137/7889
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1956521A
Cited
US1833796A
Cited
US2244997A
Cited
US2655178A
Cited
US2697637A
Cited
FR1031887A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1961-03-31 | 1961-09-30 | 1962-04-01 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-03-31 | 1965-09-30 | 1966-04-01 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-03-31 | 1969-09-30 | 1970-04-01 | $7700.00 | Window Closed / Lapsed |