US2672316A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sanitary dispensing valve
Assignee: OILJAK Manufacturing CO Inc
•
Filing: 1951-07-05
•
Granted: 1954-03-16
•
Expires: 1971-07-05
Abstract
No abstract record available.
Inventors
- 👤 Jr George Persak
- 👤 Walter R Kuzmin
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 06:06
CPC Classifications
F; F16; F16K; F16K3/00; F16K3/22; F16K3/24; F16K3/26; Y; Y10; Y10T; Y10T137/00; Y10T137/8593; Y10T137/86493; Y10T137/86574; Y10T137/8667; Y10T137/86694
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1316729A
Cited
US722738A
Cited
US1052556A
Cited
GB191509164A
Cited
US1231602A
Cited
DE714423C
Cited
US2358228A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-03-15 | 1957-09-14 | 1958-03-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-03-15 | 1961-09-14 | 1962-03-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-03-15 | 1965-09-14 | 1966-03-16 | $7700.00 | Window Closed / Lapsed |