Patent US2620512A successfully refreshed from Google Patents.
US2620512A
Expired / Lapsed
US
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Apparatus for molding dental inlays
Assignee: Individual
•
Filing: 1948-10-18
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Granted: 1952-12-09
•
Expires: 1968-10-18
Abstract
No abstract record available.
Inventors
- 👤 William A Larson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 18:09
CPC Classifications
A; A61; A61C; A61C13/00; A61C13/0003; Y; Y10; Y10S; Y10S164/00; Y10S164/04
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US541529A
Cited
US2049011A
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US2334078A
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US2359152A
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US2442847A
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US2421698A
Cited
US2474105A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-12-09 | 1956-06-09 | 1956-12-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-12-09 | 1960-06-09 | 1960-12-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-12-09 | 1964-06-09 | 1964-12-09 | $7700.00 | Window Closed / Lapsed |