Patent US3297352A successfully refreshed from Google Patents.
US3297352A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic pickup device
Assignee: Raytheon Co
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Filing: 1965-08-30
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Granted: 1967-01-10
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Expires: 1985-08-30
Abstract
No abstract record available.
Inventors
- 👤 John E Larrison
- 👤 Bob G Bender
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 19:31
CPC Classifications
H; H01; H01F; H01F7/00; H01F7/02; H01F7/0231; H01F7/0252; H01F7/0257
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
103 words
A MAGNETIC PICKUP DEVICE COMPRISING: AN ELONGATED CYLINDRICAL BODY SHAPED FOR GRIPPING BETWEEN THE FINGERS OF THE HAND IN A PENCIL-LIKE FASHION; A TAPERED POINT AFFIXED TO ONE END OF THE BODY AND INCLUDING A BLUNT TIP DEFINING THE END OF A CHAMBER HAVING A CHAMFERED EDGE; AN ELONGATED MAGNETIC ELEMENT RETAINED IN SAID CHAMBER AND HAVING AN EXPOSED END POSITIONED INWARDLY FROM SAID BLUNT TIP; AND A RESILIENT PLUG OF SLIGHTLY LARGER DIAMETER THAN SAID CHAMBER WEDGED INTO SAID CHAMBER INTO ENGAGEMENT WITH SAID MAGNETIC ELEMENT, SAID PLUG BEING INSERTED INTO SAID CHAMBER SUFFICIENTLY TO DEFINE WITH SAID CHAMFERED EDGE A DETENT.
Claim 2
Dependent Claim
103 words
A MAGNETIC PICKUP DEVICE COMPRISING: AN ELONGATED CYLINDRICAL BODY SHAPED FOR GRIPPING BETWEEN THE FINGERS OF THE HAND IN A PENCIL-LIKE FASHION; A TAPERED POINT AFFIXED TO ONE END OF THE BODY AND INCLUDING A BLUNT TIP DEFINING THE END OF A CHAMBER HAVING A CHAMFERED EDGE; AN ELONGATED MAGNETIC ELEMENT RETAINED IN SAID CHAMBER AND HAVING AN EXPOSED END POSITIONED INWARDLY FROM SAID BLUNT TIP; AND A RESILIENT PLUG OF SLIGHTLY LARGER DIAMETER THAN SAID CHAMBER WEDGED INTO SAID CHAMBER INTO ENGAGEMENT WITH SAID MAGNETIC ELEMENT, SAID PLUG BEING INSERTED INTO SAID CHAMBER SUFFICIENTLY TO DEFINE WITH SAID CHAMFERED EDGE A DETENT.
References Cited (Backward Citations)
US2993723A
Cited
US3169791A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-01-09 | 1970-07-11 | 1971-01-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-01-09 | 1974-07-11 | 1975-01-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-01-09 | 1978-07-11 | 1979-01-10 | $7700.00 | Window Closed / Lapsed |