US3444989A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Casing for devices for intradermal application
Assignee: Siemens Healthcare Diagnostics GmbH Germany
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Filing: 1968-01-02
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Granted: 1969-05-20
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Expires: 1988-01-02
Abstract
No abstract record available.
Inventors
- 👤 Heinz Wolfgang Hertel
- 👤 Asmus Reiche
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 01:55
CPC Classifications
A; A61; A61B; A61B17/00; A61B17/20; A61B17/205
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2522309A
Cited
US3289670A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1972-05-19 | 1972-11-18 | 1973-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-05-19 | 1976-11-18 | 1977-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-05-19 | 1980-11-18 | 1981-05-20 | $7700.00 | Window Closed / Lapsed |