Patent US3152480A successfully refreshed from Google Patents.
US3152480A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Instrument casing
Assignee: Ametek Inc
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Filing: 1962-08-27
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Granted: 1964-10-13
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Expires: 1982-08-27
Abstract
No abstract record available.
Inventors
- 👤 Jr Harry W Hoff
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 21:37
CPC Classifications
G; G01; G01D; G01D11/00; G01D11/24
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
147 words
IN A GAUGE CASING, A BACKPLATE HAVING A PLURALITY OF KEYS ON THE PERIPHERAL EDGE THEREOF OF A WIDTH PROVIDING A CONTINUOUS UNINTERRUPTED ANNULAR SURFACE SURROUNDING SAID PERIPHERAL EDGE, A COVER CASE COOPERATING WITH SAID BACKPLATE, SAID COVER CASE BEING TUBULAR IN FORM AND CLOSED AT ONE END THEREOF, THE OPEN END OF SAID TUBULAR CASE INCLUDING KEYWAYS FORMED ON THE INNER SURFACE OF SAID TUBULAR CASE AND OF A WIDTH PROVIDING A CONTINUOUS UNINTERRUPTED ANNULAR SURFACE SURROUNDING THE INNER PERIPHERY OF SAID TUBULAR COVER CASE, SAID BACKPLATE AND SAID COVER CASE BEING ARRANGED IN COOPERATING POSITION SUCH THAT THE KEYS AND KEYWAYS REGISTER WHEN THE BACKPLATE AND COVER CASE ARE FORCED TOGETHER, THE TWO ANNULAR SURFACES COOPERATING TO PROVIDE A TIGHT SEAL BETWEEN THE BACKPLATE AND SAID COVER CASE, AND BEAD MEANS BETWEEN SAID BACKPLATE AND COVER CASE FOR PROVIDING A SNAP CONNECTION BETWEEN THE TWO.
Claim 2
Dependent Claim
147 words
IN A GAUGE CASING, A BACKPLATE HAVING A PLURALITY OF KEYS ON THE PERIPHERAL EDGE THEREOF OF A WIDTH PROVIDING A CONTINUOUS UNINTERRUPTED ANNULAR SURFACE SURROUNDING SAID PERIPHERAL EDGE, A COVER CASE COOPERATING WITH SAID BACKPLATE, SAID COVER CASE BEING TUBULAR IN FORM AND CLOSED AT ONE END THEREOF, THE OPEN END OF SAID TUBULAR CASE INCLUDING KEYWAYS FORMED ON THE INNER SURFACE OF SAID TUBULAR CASE AND OF A WIDTH PROVIDING A CONTINUOUS UNINTERRUPTED ANNULAR SURFACE SURROUNDING THE INNER PERIPHERY OF SAID TUBULAR COVER CASE, SAID BACKPLATE AND SAID COVER CASE BEING ARRANGED IN COOPERATING POSITION SUCH THAT THE KEYS AND KEYWAYS REGISTER WHEN THE BACKPLATE AND COVER CASE ARE FORCED TOGETHER, THE TWO ANNULAR SURFACES COOPERATING TO PROVIDE A TIGHT SEAL BETWEEN THE BACKPLATE AND SAID COVER CASE, AND BEAD MEANS BETWEEN SAID BACKPLATE AND COVER CASE FOR PROVIDING A SNAP CONNECTION BETWEEN THE TWO.
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) | 1967-10-13 | 1968-04-13 | 1968-10-13 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-10-13 | 1972-04-13 | 1972-10-13 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-10-13 | 1976-04-13 | 1976-10-13 | $7700.00 | Window Closed / Lapsed |