US3552073A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Breakaway lighting standard
Assignee: Individual
•
Filing: 1968-10-17
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Granted: 1971-01-05
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Expires: 1988-10-17
Abstract
Abstract A BREAKAWAY LIGHTING STANDARD IS PROVIDED INCLUDING A BASE PLATE, AND A STANDARD BASE TO WHICH THE LIGHT STANDARD IS SUPPORTED. THE STANDARD BASE IS FORMED OF SHEET MATERIAL, AND IS ANCHORED TO THE BASE PLATE WITH A SERIES OF SPACED AREAS OF ATTACHMENT WHICH WILL WITHSTAND NORMAL STRESSES ACTING UPON THE STANDARD, BUT WHICH WILL SUCCESSIVELY SHEAR WHEN THE STANDARD BASE IS STRUCK BY A VEHICLE, PERMITTING THE VEHICLE TO CONTINUE MOVEMENT TO LESSEN DAMAGE TO THE VEHICLE AND STANDARD.
Inventors
- 👤 Paul A Millerbernd
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:28
CPC Classifications
F; F21; F21V; F21V21/00; F21V21/06; E; E01; E01F; E01F9/00; E01F9/60; E01F9/623; E01F9/631; E01F9/638; E02; E02D; E02D27/00; E02D27/32; E02D27/42; E04; E04H; E04H12/00; E04H12/22; E04H12/2253; E04H12/2261; F21V21/10
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-04 | 1974-07-06 | 1975-01-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-04 | 1978-07-06 | 1979-01-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-04 | 1982-07-06 | 1983-01-05 | $7700.00 | Window Closed / Lapsed |