US1860898A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Injection ampul
Assignee: Winthrop Chemical Co Inc
•
Filing: 1929-09-20
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Granted: 1932-05-31
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Expires: 1949-09-20
Abstract
No abstract record available.
Inventors
- 👤 Meyer Felix
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 18:10
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/285; A61M5/286
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) | 1935-05-31 | 1935-11-30 | 1936-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1939-05-31 | 1939-11-30 | 1940-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1943-05-31 | 1943-11-30 | 1944-05-31 | $7700.00 | Window Closed / Lapsed |