US3240087A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Magnetic fastener holder for socket wrenches
Assignee: Individual
•
Filing: 1964-08-19
•
Granted: 1966-03-15
•
Expires: 1984-08-19
Abstract
No abstract record available.
Inventors
- 👤 Thomas C Estes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:56
CPC Classifications
B; B25; B25B; B25B23/00; B25B23/02; B25B23/08; B25B23/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
77 words
A NUT RETAINER FOR A METALLIC WRENCH COMPRISING A PERMANENT BAR MAGNET INSERTABLE DIAMETRICALLY IN THE SOCKET AND ENGAGEABLE AT ITS END PORTIONS THEREWITH FOR MAGNETIC RETENTION THEREIN, AND MEANS ON THE BAR MAGNET FOR MAGNETICALLY ANCHORING A NUT IN THE SOCKET, SAID MEANS INCLUDING A NONMAGNETIC INSULATING DISK MOUNTED BENEATH THE BAR MAGNET, AND SPACED MAGNETIC FASTENERS SECURING THE DISK TO THE BAR MAGNET AND PASSING THROUGH SAID DISK FOR CONTACTING AND MAGNETICALLY RETAINING THE NUT.
Claim 2
Dependent Claim
77 words
A NUT RETAINER FOR A METALLIC WRENCH COMPRISING A PERMANENT BAR MAGNET INSERTABLE DIAMETRICALLY IN THE SOCKET AND ENGAGEABLE AT ITS END PORTIONS THEREWITH FOR MAGNETIC RETENTION THEREIN, AND MEANS ON THE BAR MAGNET FOR MAGNETICALLY ANCHORING A NUT IN THE SOCKET, SAID MEANS INCLUDING A NONMAGNETIC INSULATING DISK MOUNTED BENEATH THE BAR MAGNET, AND SPACED MAGNETIC FASTENERS SECURING THE DISK TO THE BAR MAGNET AND PASSING THROUGH SAID DISK FOR CONTACTING AND MAGNETICALLY RETAINING THE NUT.
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) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |