Patent US2392929A successfully refreshed from Google Patents.
US2392929A
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US
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Manufacture of artificial teeth and other molded articles
Assignee: Dentists Supply Company of New York
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Filing: 1943-07-17
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Granted: 1946-01-15
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Expires: 1963-07-17
Abstract
No abstract record available.
Inventors
- 👤 Pyungtoo W Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 17:57
CPC Classifications
B; B29; B29C; B29C43/00; B29C43/02; B29C43/021; A; A61; A61C; A61C13/00; A61C13/08; A61C13/081; B28; B28B; B28B7/00; B28B7/34; B28B7/346; B28B7/348; B29K; B29K2027/00; B29K2027/06; B29L; B29L2031/00; B29L2031/40; B29L2031/753; B29L2031/7532; B29L2031/7536
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) | 1949-01-14 | 1949-07-16 | 1950-01-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-01-14 | 1953-07-16 | 1954-01-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-01-14 | 1957-07-16 | 1958-01-15 | $7700.00 | Window Closed / Lapsed |