US2964889A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for the aftertreatment of a rigid deep-drawn can formed from synthetic thermoplastic material and filled with a sterilizable product
Assignee: Hoechst AG
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Filing: 1958-07-29
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Granted: 1960-12-20
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Expires: 1978-07-29
Abstract
No abstract record available.
Inventors
- 👤 Oelze Heinz
- 👤 Neitzert Willi
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 17:58
CPC Classifications
A; A23; A23B; A23B2/00; A23B2/20; A23B2/30; B; B65; B65B; B65B61/00; B65B61/24
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) | 1963-12-20 | 1964-06-20 | 1964-12-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-20 | 1968-06-20 | 1968-12-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-20 | 1972-06-20 | 1972-12-20 | $7700.00 | Window Closed / Lapsed |