US2310132A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Material for construction of artificial dentures and process of producing the same
Assignee: Individual
•
Filing: 1939-03-14
•
Granted: 1943-02-02
•
Expires: 1959-03-14
Abstract
No abstract record available.
Inventors
- 👤 Underdahl Leif
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:20
CPC Classifications
C; C08; C08F; C08F259/00; C08F259/02; C08F259/04; A; A61; A61K; A61K6/00; A61K6/80; A61K6/884; A61K6/887; Y; Y10; Y10S; Y10S525/00; Y10S525/937
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) | 1946-02-01 | 1946-08-03 | 1947-02-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1950-02-01 | 1950-08-03 | 1951-02-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1954-02-01 | 1954-08-03 | 1955-02-02 | $7700.00 | Window Closed / Lapsed |