US2497599A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Receptacle closure
Assignee: INTER SEAL CORP
•
Filing: 1947-04-03
•
Granted: 1950-02-14
•
Expires: 1967-04-03
Abstract
No abstract record available.
Inventors
- 👤 Greene Edgeworth
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 18:41
CPC Classifications
B; B65; B65D; B65D49/00; B65D49/02; B65D49/04; B65D49/06
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US635335A
Cited
US1050091A
Cited
US1239803A
Cited
US2278924A
Cited
US2278925A
Cited
US2351138A
Cited
US2298655A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |