US3463341A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tamper-indicating closure
Assignee: Roehr Metals and Plastics Co
•
Filing: 1967-12-18
•
Granted: 1969-08-26
•
Expires: 1987-12-18
Abstract
No abstract record available.
Inventors
- 👤 Mack R Fields
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 10:37
CPC Classifications
B; B65; B65D; B65D41/00; B65D41/32; B65D41/34; B65D41/3404; B65D41/3409; B65D41/46; B65D41/48
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US3407976A
Cited
US3329295A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-08-25 | 1973-02-24 | 1973-08-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-08-25 | 1977-02-24 | 1977-08-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-08-25 | 1981-02-24 | 1981-08-26 | $7700.00 | Window Closed / Lapsed |