Patent US3216117A successfully refreshed from Google Patents.
US3216117A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coilable rule
Assignee: Stanley Works
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Filing: 1963-04-03
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Granted: 1965-11-09
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Expires: 1983-04-03
Abstract
No abstract record available.
Inventors
- 👤 Austin L Stowell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 14:51
CPC Classifications
G; G01; G01B; G01B3/00; G01B3/10; G01B3/1041; G01B3/1005; G01B3/1043; G01B3/1046; G01B2003/1023
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
128 words
A COILABLE RULE COMPRISING A CASING WITH SPACED SIDE WALLS, A COILABLE WINDING SPRING WITHIN THE CASING BETWEEN THE SIDE WALLS, A COILABLE MEASURING TAPE HAVING AN INNER END CONNECTED TO THE WINDING SPRING TO BE WOUND THEREBY INTO COILED POSITION BETWEEN THE SIDE WALLS AND EXTENDIBLE AGAINST THE BIAS OF THE WINDING SPRING, AND A SPOOL FOR THE MEASURING TAPE COMPRISING A PAIR OF SPOOL MEMBERS MOUNTED FOR INDEPENDENT COAXIAL ROTABLE MOVEMENT WITHIN THE CASING AND IN FRICTIONAL ENGAGEMENT WITH THE SIDE WALLS RESPECTIVELY, SAID SPOOL MEMBERS HAVING GENERALLY CIRCULAR AXIALLY SPACED SUPPORTING PORTIONS FOR SUPPORTING THE MEASURING TAPE THEREON AS IT IS WOUND INTO COILED POSITION AND RECEIVING THE WINDING SPRING THEREBETWEEN, AND SAID SPOOL MEMBERS HAVING PERIPHERAL GUIDE PORTIONS RADIALLY OUTWARDLY OF THE SUPPORTING PORTIONS
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |