Patent US2552479A successfully refreshed from Google Patents.
US2552479A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Valve
Assignee: COEA COLA Co
•
Filing: 1943-11-05
•
Granted: 1951-05-08
•
Expires: 1963-11-05
Abstract
No abstract record available.
Inventors
- 👤 Bruce G Copping
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:00
CPC Classifications
F; F16; F16K; F16K21/00; F16K21/04; F16K21/16
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1539323A
Cited
US441045A
Cited
US270355A
Cited
US729014A
Cited
GB190121766A
Cited
US729965A
Cited
US781200A
Cited
US1149869A
Cited
US1209951A
Cited
US1297836A
Cited
US1513016A
Cited
US1821988A
Cited
US2354161A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-07 | 1954-11-06 | 1955-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-07 | 1958-11-06 | 1959-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-07 | 1962-11-06 | 1963-05-08 | $7700.00 | Window Closed / Lapsed |