US3190383A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Load indicator
Assignee: Individual
•
Filing: 1964-01-13
•
Granted: 1965-06-22
•
Expires: 1984-01-13
Abstract
No abstract record available.
Inventors
- 👤 Forrest R Fountain
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 12:07
CPC Classifications
B; B61; B61K; B61K9/00; B61K9/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
91 words
IN A VEHICLE HAVING A STATIONARY PORTION AND RELATIVELY MOVABLE PORTION UNDER LOAD, A LOAD INDICATOR DEVICE, COMPRISING PORTIONS, ONE OF SAID ELEMENT MOUNTED ON THE RESPECTIVE PORTIONS, ONE OF SAID ELEMENT BEING DISPLACEABLE RELATIVE TO THE OTHER IN RSPONSE TO LOADING OF SAID VEHICLE, ONE OF SAID INDICATOR ELEMENTS HAVING LUMINESCENT PROPERTIES TO RENDER THE SAME VISIBLE IN DARKNESS WHEN LIGHT IS DIRECTED THEREON, AND THE OTHER OF SAID ELEMENTS COMPRISING SHIELD MEANS POSITIONED TO PREVENT IMPINGEMENT OF LIGHT RAYS ON SAID ONE ELEMENT WHEN SAID VEHICLE IS UNLOADED CONDITION.
Claim 2
Dependent Claim
91 words
IN A VEHICLE HAVING A STATIONARY PORTION AND RELATIVELY MOVABLE PORTION UNDER LOAD, A LOAD INDICATOR DEVICE, COMPRISING PORTIONS, ONE OF SAID ELEMENT MOUNTED ON THE RESPECTIVE PORTIONS, ONE OF SAID ELEMENT BEING DISPLACEABLE RELATIVE TO THE OTHER IN RSPONSE TO LOADING OF SAID VEHICLE, ONE OF SAID INDICATOR ELEMENTS HAVING LUMINESCENT PROPERTIES TO RENDER THE SAME VISIBLE IN DARKNESS WHEN LIGHT IS DIRECTED THEREON, AND THE OTHER OF SAID ELEMENTS COMPRISING SHIELD MEANS POSITIONED TO PREVENT IMPINGEMENT OF LIGHT RAYS ON SAID ONE ELEMENT WHEN SAID VEHICLE IS UNLOADED CONDITION.
References Cited (Backward Citations)
US1294298A
Cited
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Cited
US1488454A
Cited
US1590544A
Cited
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Cited
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Cited
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Cited
US2473877A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-06-21 | 1968-12-21 | 1969-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-06-21 | 1972-12-21 | 1973-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-06-21 | 1976-12-21 | 1977-06-22 | $7700.00 | Window Closed / Lapsed |