US3133263A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Direction indicators
Assignee: Individual
•
Filing: 1960-04-27
•
Granted: 1964-05-12
•
Expires: 1980-04-27
Abstract
No abstract record available.
Inventors
- 👤 Gayle R Norberg
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 19:35
CPC Classifications
B; B64; B64D; B64D47/00; B64D47/02; B64D47/06; B60; B60Q; B60Q1/00; B60Q1/26; B60Q1/2611
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
33 words
IN A DIRECTION INDICATOR COMPRISING, CONTINOUSLY ACTUATED, ILLUMINATING MEANS, TWO JUXTAPOSED LIGHT DIRECTORS SIMULTANEOUSLY ILLUMINATED THEREBY AND PRODUCING TWO SUBSTANTIALLY CONTINUOUS LIGHT BEAMS, MEANS FOR ROTATING SAID DIRECTORS ABOUT SUBSTANTIALLY VERTICAL COAXIAL AXES
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) | 1967-05-12 | 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 |