US3494500A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tear-type plastic closure with plastic pull ring
Assignee: Clarcor Inc
•
Filing: 1968-04-26
•
Granted: 1970-02-10
•
Expires: 1988-04-26
Abstract
No abstract record available.
Inventors
- 👤 John A Foster
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 21:16
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/50; B65D17/506
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
US1750251A
Cited
US2325356A
Cited
US2882388A
Cited
US3083858A
Cited
US3135441A
Cited
US3163317A
Cited
US3251502A
Cited
US3401827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1973-02-09 | 1973-08-11 | 1974-02-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1977-02-09 | 1977-08-11 | 1978-02-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1981-02-09 | 1981-08-11 | 1982-02-10 | $7700.00 | Window Closed / Lapsed |