US2679378A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High-pressure valve
Assignee: SS White Dental Manufacturing Co
•
Filing: 1949-10-27
•
Granted: 1954-05-25
•
Expires: 1969-10-27
Abstract
No abstract record available.
Inventors
- 👤 Wilmer P Uhler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 18:49
CPC Classifications
F; F16; F16K; F16K7/00; F16K7/12; F16K7/14; F16K7/16; Y; Y10; Y10T; Y10T137/00; Y10T137/8811
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US2277395A
Cited
US1176632A
Cited
US1450078A
Cited
US1763927A
Cited
US2100464A
Cited
GB545683A
Cited
GB553224A
Cited
US2509834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-05-24 | 1957-11-23 | 1958-05-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-05-24 | 1961-11-23 | 1962-05-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-05-24 | 1965-11-23 | 1966-05-25 | $7700.00 | Window Closed / Lapsed |