US3133139A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Directional glare reducing viewing device
Assignee: Individual
•
Filing: 1958-05-19
•
Granted: 1964-05-12
•
Expires: 1978-05-19
Abstract
No abstract record available.
Inventors
- 👤 George L Beers
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 16:51
CPC Classifications
B; B60; B60R; B60R1/00; B60R1/02; B60R1/08; B60R1/083; B60R1/084; B60R1/085; G; G02; G02B; G02B5/00; G02B5/08
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
49 words
A ROTATABLE DIRECTIONAL VIEWING DEVICE FOR VIEWING OBJECTS THERETHROUGH SUPPORTED IN FRONT OF A VIEWING POSITION BY MEANS TO PERMIT ITS ROTATION ABOUT AN AXIS AND COMPRISING A PLURALITY OF ADJACENT DIRECTIONAL LIGHT TRANSMITTING ELEMENTS, EACH HAVING A PREDETERMINED CUT OFF ANGLE BEYOND WHICH SUBSTANTILLY NO LIGHT CAN PASS
Claim 2
Dependent Claim
49 words
A ROTATABLE DIRECTIONAL VIEWING DEVICE FOR VIEWING OBJECTS THERETHROUGH SUPPORTED IN FRONT OF A VIEWING POSITION BY MEANS TO PERMIT ITS ROTATION ABOUT AN AXIS AND COMPRISING A PLURALITY OF ADJACENT DIRECTIONAL LIGHT TRANSMITTING ELEMENTS, EACH HAVING A PREDETERMINED CUT OFF ANGLE BEYOND WHICH SUBSTANTILLY NO LIGHT CAN PASS
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1967-05-12 | 1967-11-11 | 1968-05-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-05-12 | 1971-11-11 | 1972-05-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-05-12 | 1975-11-11 | 1976-05-12 | $7700.00 | Window Closed / Lapsed |