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US1006825A
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Ophthalmometer.
Assignee: MEYROWITZ MANUFACTURING Co
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Filing: 1911-03-22
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Granted: 1911-10-24
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Expires: 1931-03-22
Abstract
No abstract record available.
Inventors
- 👤 Ferdinand Buchhop
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:28
CPC Classifications
A; A61; A61B; A61B3/00; A61B3/10; A61B3/107
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) | 1914-10-23 | 1915-04-24 | 1915-10-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1918-10-23 | 1919-04-24 | 1919-10-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1922-10-23 | 1923-04-24 | 1923-10-24 | $7700.00 | Window Closed / Lapsed |