US2491136A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Maxillodental measuring instrument
Assignee: Individual
•
Filing: 1945-10-06
•
Granted: 1949-12-13
•
Expires: 1965-10-06
Abstract
No abstract record available.
Inventors
- 👤 Jacob A Salzmann
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 22:13
CPC Classifications
A; A61; A61B; A61B5/00; A61B5/103; A61B5/117; A61B5/1171; A61B5/1178; A61B5/45; A61B5/4538; A61B5/4542; A61B5/4547; A61C; A61C19/00; A61C19/04; A61C19/045; G; G06; G06V; G06V40/00; G06V40/10; G06V40/16; G06V40/168; A61B5/4528; A61B5/68; A61B5/6801; A61B5/6813; A61B5/6814
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE427610C
Cited
DE657389C
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GB189609585A
Cited
US1050969A
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US1378745A
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US1661096A
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US2043230A
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US2095059A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1952-12-12 | 1953-06-13 | 1953-12-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1956-12-12 | 1957-06-13 | 1957-12-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1960-12-12 | 1961-06-13 | 1961-12-13 | $7700.00 | Window Closed / Lapsed |