Patent US3213541A successfully refreshed from Google Patents.
US3213541A
Expired / Lapsed
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X-ray calipers
Assignee: HALSEY X RAY PRODUCTS Inc
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Filing: 1963-07-01
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Granted: 1965-10-26
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Expires: 1983-07-01
Abstract
No abstract record available.
Inventors
- 👤 Halsey L Raffman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 08:17
CPC Classifications
A; A61; A61B; A61B6/00; A61B6/50; A61B5/00; A61B5/103; A61B5/107
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
112 words
AN X-RAY CALIPER COMPRISING: (A) A RAIL MEMBER HAVING INNER AND OUTER SIDES, (B) A FIXED ARM MEMBER EXTENDING FROM THE INNER SIDE AT ONE END OF SAID RAIL MEMBER, FORMED INTEGRAL THEREWITH AND NORMAL THERETO, (C) SAID RAIL MEMBER HAVING A SCALE DISPOSED OAN THE OUTER SIDE THEREOF FOR INDICATING DISTANCE FROM SAID FIXED ARM, (D) A MOVABLE ARM HAVING A LOWER RECTILINEAR EDGE PARALLEL TO SAID FIXED ARM IN ALL POSITIONS OF SAID MOVABLE ARM, (E) A SLIDE MEMBER FIXED TO SAID MOVABLE ARM HAVING A SLOT TO RECEIVE SAIDX RAIL MEMBER AND SLIDABLY MOVABLE AMONG THE LENGTH OF SAID RAIL MEMBER TO POSITION SAID MOVABLE ARM IN SELECTED POSITIONS,
Claim 2
Dependent Claim
112 words
AN X-RAY CALIPER COMPRISING: (A) A RAIL MEMBER HAVING INNER AND OUTER SIDES, (B) A FIXED ARM MEMBER EXTENDING FROM THE INNER SIDE AT ONE END OF SAID RAIL MEMBER, FORMED INTEGRAL THEREWITH AND NORMAL THERETO, (C) SAID RAIL MEMBER HAVING A SCALE DISPOSED OAN THE OUTER SIDE THEREOF FOR INDICATING DISTANCE FROM SAID FIXED ARM, (D) A MOVABLE ARM HAVING A LOWER RECTILINEAR EDGE PARALLEL TO SAID FIXED ARM IN ALL POSITIONS OF SAID MOVABLE ARM, (E) A SLIDE MEMBER FIXED TO SAID MOVABLE ARM HAVING A SLOT TO RECEIVE SAIDX RAIL MEMBER AND SLIDABLY MOVABLE AMONG THE LENGTH OF SAID RAIL MEMBER TO POSITION SAID MOVABLE ARM IN SELECTED POSITIONS,
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) | 1968-10-25 | 1969-04-26 | 1969-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-25 | 1973-04-26 | 1973-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-25 | 1977-04-26 | 1977-10-26 | $7700.00 | Window Closed / Lapsed |