US3587897A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Container closure
Assignee: West Pharmaceutical Services Inc
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Filing: 1969-06-25
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Granted: 1971-06-28
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Expires: 1989-06-25
Abstract
Abstract A CONTAINER CLOSURE COMPRISING A CAP OF CUPLIKE FORM ADAPTED TO HOLD A STOPPER IN PLACE IN A CONTAINER, SAID CAP HAVING A TOP INCLUDING INNER AND OUTER PORTIONS, MEANS DEFINING A PARTIAL SCORE IN SAID TOP DEFINING AN AREA OF REDUCED CROSS SECTION SEPARATING SAID INNER AND OUTER PORTIONS, MEANS ON SAID OUTER PORTION FOR SECURING THE CAP TO THE CONTAINER TO HOLD THE STOPPER OR DISC IN PLACE AND A COVER MEMBER CONNECTED TO SAID INNER PORTION BEING ACTUATABLE WILL RESPECT TO THE OUTER PORTION TO SEVER THE TOP ALONG THE AREA OF REDUCED CROSS SECTION THEREBY TO SEPARATE THE INNER PORTION FROM THE OUTER PORTION.
Inventors
- 👤 Le Roy H Rohde
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 12:15
CPC Classifications
B; B65; B65D; B65D51/00; B65D51/002; Y; Y10; Y10S; Y10S215/00; Y10S215/03
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-06-27 | 1974-12-27 | 1975-06-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-06-27 | 1978-12-27 | 1979-06-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-06-27 | 1982-12-27 | 1983-06-28 | $7700.00 | Window Closed / Lapsed |