US3114601A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of treating magnesium fluoride and pressed bodies made thereby
Assignee: Bausch and Lomb Inc
•
Filing: 1960-09-30
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Granted: 1963-12-17
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Expires: 1980-09-30
Abstract
No abstract record available.
Inventors
- 👤 Eugene C Letter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:08
CPC Classifications
A; A23; A23N; A23N4/00; A23N4/12; A23N4/18; C; C04; C04B; C04B35/00; C04B35/515
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1966-12-16 | 1967-06-17 | 1967-12-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-12-16 | 1971-06-17 | 1971-12-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-12-16 | 1975-06-17 | 1975-12-17 | $7700.00 | Window Closed / Lapsed |