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Patent US3315369A successfully refreshed from Google Patents.
US3315369A
Expired / Lapsed
US
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Measuring instrument for optical frames
Assignee: SADLER BROS Inc
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Filing: 1965-05-07
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Granted: 1967-04-25
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Expires: 1985-05-07
Abstract
No abstract record available.
Inventors
- 👤 Charles W Johnson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-09 18:31
CPC Classifications
G; G02; G02C; G02C13/00; G02C13/003; G01; G01B; G01B3/00; G01B3/20
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
138 words
A MEASURING INSTRUMENT FOR OPTICAL FRAMES COMPRISING AN ELONGATED BODY HAVING SCALE INDICIA THEREON, A FIRST WORK CONTACTING JAW FIXED TO THE BODY AND A SECOND WORK CONTACTING JAW SLIDABLE ALONG THE BODY TOWARD AND FROM THE FIRST JAW, ARMS CARRIED BY SAID JAWS, SAID ARMS EXTENDING LATERALLY OF SAID BODY AND IN THE PLANE OF THE BODY AND PARALLEL TO EACH OTHER AND EACH ARM HAVING A FINGER EXTENDING TRANSVERSELY OF THE ARM AND OFFSET FROM SAID PLANE PROVIDING WORK CONTACTING POINTS DISTANT FROM THE BODY AND MEANS FOR SLIDABLY MOUNTING ONE OF SAID ARMS ON ITS JAW FOR MOVEMENT IN A LINE PARALLEL TO THE OTHER ARM TOWARD AND FROM SAID BODY TO LOCATE ITS WORK CONTCTING POINT A DISTANCE FROM THE BODY DIFFERENT THAN THE LOCATION OF THE WORK CONTACTING POINT OF THE OTHER ARM.
Claim 2
Dependent Claim
138 words
A MEASURING INSTRUMENT FOR OPTICAL FRAMES COMPRISING AN ELONGATED BODY HAVING SCALE INDICIA THEREON, A FIRST WORK CONTACTING JAW FIXED TO THE BODY AND A SECOND WORK CONTACTING JAW SLIDABLE ALONG THE BODY TOWARD AND FROM THE FIRST JAW, ARMS CARRIED BY SAID JAWS, SAID ARMS EXTENDING LATERALLY OF SAID BODY AND IN THE PLANE OF THE BODY AND PARALLEL TO EACH OTHER AND EACH ARM HAVING A FINGER EXTENDING TRANSVERSELY OF THE ARM AND OFFSET FROM SAID PLANE PROVIDING WORK CONTACTING POINTS DISTANT FROM THE BODY AND MEANS FOR SLIDABLY MOUNTING ONE OF SAID ARMS ON ITS JAW FOR MOVEMENT IN A LINE PARALLEL TO THE OTHER ARM TOWARD AND FROM SAID BODY TO LOCATE ITS WORK CONTCTING POINT A DISTANCE FROM THE BODY DIFFERENT THAN THE LOCATION OF THE WORK CONTACTING POINT OF THE OTHER ARM.
References Cited (Backward Citations)
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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) | 1970-04-24 | 1970-10-24 | 1971-04-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-04-24 | 1974-10-24 | 1975-04-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-04-24 | 1978-10-24 | 1979-04-25 | $7700.00 | Window Closed / Lapsed |