US2947307A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic foam splint
Assignee: Bayer AG
•
Filing: 1955-05-20
•
Granted: 1960-08-02
•
Expires: 1975-05-20
Abstract
No abstract record available.
Inventors
- 👤 Hoppe Peter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:20
CPC Classifications
A; A61; A61F; A61F13/00; A61F13/04; A61L; A61L15/00; A61L15/07; A61L15/12; Y; Y10; Y10S; Y10S138/00; Y10S138/09; Y10S264/00; Y10S264/17; Y10S273/00; Y10S273/08
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) | 1963-08-02 | 1964-02-01 | 1964-08-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-08-02 | 1968-02-01 | 1968-08-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-08-02 | 1972-02-01 | 1972-08-02 | $7700.00 | Window Closed / Lapsed |