US2418833A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Laminated denture
Assignee: Individual
•
Filing: 1945-10-23
•
Granted: 1947-04-15
•
Expires: 1965-10-23
Abstract
No abstract record available.
Inventors
- 👤 La Mar W Harris
- 👤 Lloyd W Colton
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:53
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/225; A61C13/24; A61K; A61K6/00; A61K6/80; A61K6/884; A61K6/887; Y; Y10; Y10T; Y10T442/00; Y10T442/30; Y10T442/3382; Y10T442/3415; Y10T442/3976
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) | 1950-04-14 | 1950-10-14 | 1951-04-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1954-04-14 | 1954-10-14 | 1955-04-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1958-04-14 | 1958-10-14 | 1959-04-15 | $7700.00 | Window Closed / Lapsed |