US3145090A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of making body from glass particles
Assignee: Bausch and Lomb Inc
•
Filing: 1960-01-07
•
Granted: 1964-08-18
•
Expires: 1980-01-07
Abstract
No abstract record available.
Inventors
- 👤 Dean A Buckner
- 👤 Harold C Hafner
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 22:46
CPC Classifications
C; C03; C03B; C03B19/00; C03B19/06
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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |