Patent US3757351A successfully refreshed from Google Patents.
Patent US2630237A successfully refreshed from Google Patents.
US2630237A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sealing cap for cans and the like
Assignee: Individual
•
Filing: 1950-12-05
•
Granted: 1953-03-03
•
Expires: 1970-12-05
Abstract
No abstract record available.
Inventors
- 👤 Kenneth E Rosenlof
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 06:17
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/02; B65D41/22; B65D41/225
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US700653A
Cited
US891109A
Cited
US1158622A
Cited
US1355973A
Cited
US1706249A
Cited
US1902892A
Cited
US2266270A
Cited
US2328084A
Cited
US2218308A
Cited
US2487400A
Cited
US2567322A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1956-03-02 | 1956-09-01 | 1957-03-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1960-03-02 | 1960-09-01 | 1961-03-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1964-03-02 | 1964-09-01 | 1965-03-03 | $7700.00 | Window Closed / Lapsed |