US3144716A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Driver's daily log computer
Assignee: Individual
•
Filing: 1959-06-23
•
Granted: 1964-08-18
•
Expires: 1979-06-23
Abstract
No abstract record available.
Inventors
- 👤 John L Cich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 13:32
CPC Classifications
G; G06; G06G; G06G1/00; G06G1/0005; G06G1/0073
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
92 words
A MEASURING DEVICE HAVING AN ELONGATED RULE BODY WITH GRADUATIONS THEREON, A SLIDER MOVABLY MOUNTED THEREON AND HAVING AN INDEX FOR REGISTRY WITH RESPECTIVE GRADUATIONS, SAID BODY HAVING TOP AND BOTTOM EDGES IN TIGHT ENGAGEMENT WITH OPPOSING PORTIONS OF SAID SLIDER, SAID BODY HAVING AN ELONGATED SLOT BETWEEN SAID EDGES AND BEING TRANSVERSELY FLEXIBLE TO REDUCE THE WIDTH THEREOF TO DISENGAGE SAID EDGES FROM SAID PORTIONS AND ACCOMMODATE EASY SLIDING MOVEMENT OF THE SLIDER LENGTHWISE OF THE RULE BODY WHILE SAID BODY IS PRESSED INTO ENGAGEMENT WITH THE SUBJECT TO BE MEASURED.
Claim 2
Dependent Claim
92 words
A MEASURING DEVICE HAVING AN ELONGATED RULE BODY WITH GRADUATIONS THEREON, A SLIDER MOVABLY MOUNTED THEREON AND HAVING AN INDEX FOR REGISTRY WITH RESPECTIVE GRADUATIONS, SAID BODY HAVING TOP AND BOTTOM EDGES IN TIGHT ENGAGEMENT WITH OPPOSING PORTIONS OF SAID SLIDER, SAID BODY HAVING AN ELONGATED SLOT BETWEEN SAID EDGES AND BEING TRANSVERSELY FLEXIBLE TO REDUCE THE WIDTH THEREOF TO DISENGAGE SAID EDGES FROM SAID PORTIONS AND ACCOMMODATE EASY SLIDING MOVEMENT OF THE SLIDER LENGTHWISE OF THE RULE BODY WHILE SAID BODY IS PRESSED INTO ENGAGEMENT WITH THE SUBJECT TO BE MEASURED.
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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) | 1967-08-18 | 1968-02-17 | 1968-08-18 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-08-18 | 1972-02-17 | 1972-08-18 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-08-18 | 1976-02-17 | 1976-08-18 | $7700.00 | Window Closed / Lapsed |