US2946331A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection casing for injection syringes
Assignee: Hoechst AG
•
Filing: 1957-10-21
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Granted: 1960-07-26
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Expires: 1977-10-21
Abstract
No abstract record available.
Inventors
- 👤 Jungst Hans
- 👤 Katsch Paul
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 21:18
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28
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 |