US3427703A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lens centration mounting process and apparatus
Assignee: Bausch and Lomb Inc
•
Filing: 1965-09-01
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Granted: 1969-02-18
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Expires: 1985-09-01
Abstract
No abstract record available.
Inventors
- 👤 Richard K Baade
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:35
CPC Classifications
G; G02; G02B; G02B7/00; G02B7/02; Y; Y10; Y10S; Y10S359/00; Y10S359/90; Y10T; Y10T29/00; Y10T29/49; Y10T29/49762; Y10T29/4981; Y10T29/49812; Y10T29/51; Y10T29/5176; Y10T29/5177
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) | 1972-02-18 | 1972-08-19 | 1973-02-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1976-02-18 | 1976-08-19 | 1977-02-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1980-02-18 | 1980-08-19 | 1981-02-18 | $7700.00 | Window Closed / Lapsed |