Patent US2780243A successfully refreshed from Google Patents.
US2780243A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic valve cap
Assignee: Scovill Inc
•
Filing: 1953-09-22
•
Granted: 1957-02-05
•
Expires: 1973-09-22
Abstract
No abstract record available.
Inventors
- 👤 Selden T Williams
- 👤 Frank R Hormann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 13:37
CPC Classifications
B; B60; B60C; B60C29/00; B60C29/06; B60C29/066
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1374395A
Cited
US1141219A
Cited
US1489468A
Cited
US1546159A
Cited
US1746999A
Cited
FR656146A
Cited
US2238681A
Cited
US2424802A
Cited
US2617553A
Cited
US2672160A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-02-05 | 1960-08-06 | 1961-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-02-05 | 1964-08-06 | 1965-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-02-05 | 1968-08-06 | 1969-02-05 | $7700.00 | Window Closed / Lapsed |