US1494826A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Radium applicator
Assignee: STANDARD CHEMICAL Co
•
Filing: 1920-09-29
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Granted: 1924-05-20
•
Expires: 1940-09-29
Abstract
No abstract record available.
Inventors
- 👤 Charles H Viol
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 03:36
CPC Classifications
A; A61; A61N; A61N5/00; A61N5/10; A61N5/1001; A61N5/1027; A61M; A61M5/00; G; G21; G21G; G21G4/00; G21G4/04; G21G4/06; A61N5/1007; A61N2005/1011
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) | 1927-05-20 | 1927-11-19 | 1928-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1931-05-20 | 1931-11-19 | 1932-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1935-05-20 | 1935-11-19 | 1936-05-20 | $7700.00 | Window Closed / Lapsed |