US2946478A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Opening means for sealed containers
Assignee: ZF Active Safety US Inc
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Filing: 1958-09-22
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Granted: 1960-07-26
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Expires: 1978-09-22
Abstract
No abstract record available.
Inventors
- 👤 Jr Verne Clair
- 👤 Stanley A Zysk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 09:06
CPC Classifications
B; B65; B65D; B65D17/00; B65D17/28; B65D17/402; B65D17/401; B65D17/4011; B65D17/4012
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-07-26 | 1964-01-25 | 1964-07-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-26 | 1968-01-25 | 1968-07-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-26 | 1972-01-25 | 1972-07-26 | $7700.00 | Window Closed / Lapsed |