Patent US2589426A successfully refreshed from Google Patents.
US2589426A
Expired / Lapsed
US
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Injector
Assignee: Individual
•
Filing: 1949-11-25
•
Granted: 1952-03-18
•
Expires: 1969-11-25
Abstract
No abstract record available.
Inventors
- 👤 Robert W Ogle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 08:03
CPC Classifications
A; A61; A61M; A61M5/00; A61M5/178; A61M5/28; A61M5/281; A61M5/282; B; B29; B29C; B29C70/00; B29C70/58; A61M5/31; A61M5/32; A61M5/34; A61M2005/341
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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US1274081A
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DE387465C
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US1688332A
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US2008340A
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US2198666A
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US2403074A
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US2410991A
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US2457464A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-03-18 | 1955-09-17 | 1956-03-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-03-18 | 1959-09-17 | 1960-03-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-03-18 | 1963-09-17 | 1964-03-18 | $7700.00 | Window Closed / Lapsed |