US3216230A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pick resistant lock
Assignee: Independent Lock Co
•
Filing: 1963-12-05
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Granted: 1965-11-09
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Expires: 1983-12-05
Abstract
No abstract record available.
Inventors
- 👤 Myron P Falk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 02:41
CPC Classifications
E; E05; E05B; E05B27/00; E05B27/0042; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7486; Y10T70/7508; Y10T70/7559; Y10T70/7667; Y10T70/7684; Y10T70/7915; Y10T70/7932; Y10T70/7944
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
129 words
IN A PICK RESISTANT LOCK INCLUDING A HOUSING MEMBER, A PLUG MEMBER ROTATABLY MOUNTED THEREIN AND HAVING A KEYWAY, AND LOCKING MEANS IN SAID PLUG AND HOUSING MEMBERS SHIFTABLE BETWEEN LOCKING AND UNLOCKING POSITIONS OF SAID PLUG MEMBER, A SPRING CARRIED BY ONE SAID MEMBER, A LOCKING NOTCH FORMED IN THE OTHER SAID MEMBER, A PORTION OF SAID SPRING BEING BIASED INTO SAID NOTCH TO LIMIT RELATIVE ROTATION OF SAID PLUG AND HOUSING MEMBERS, SAID SPRING INCLUDING AN ABUTMENT PART DISPOSED IN SAID KEYWAY, AND A KEY FOR OPERATING SAID LOCKING MEANS INSERTIBLE INTO SAID KEYWAY, SAID KEY, IN THE FULLY INSERTED POSITION, INCLUDING PORTIONS ENGAGING THE ABUTMENT PART OF SAID SPRING, THEREBY TO COMPRESS SAID SPRING AND HOLD SAID LOCKING PART OF SAID SPRING CLEAR OF SAID NOTCH.
Claim 2
Dependent Claim
129 words
IN A PICK RESISTANT LOCK INCLUDING A HOUSING MEMBER, A PLUG MEMBER ROTATABLY MOUNTED THEREIN AND HAVING A KEYWAY, AND LOCKING MEANS IN SAID PLUG AND HOUSING MEMBERS SHIFTABLE BETWEEN LOCKING AND UNLOCKING POSITIONS OF SAID PLUG MEMBER, A SPRING CARRIED BY ONE SAID MEMBER, A LOCKING NOTCH FORMED IN THE OTHER SAID MEMBER, A PORTION OF SAID SPRING BEING BIASED INTO SAID NOTCH TO LIMIT RELATIVE ROTATION OF SAID PLUG AND HOUSING MEMBERS, SAID SPRING INCLUDING AN ABUTMENT PART DISPOSED IN SAID KEYWAY, AND A KEY FOR OPERATING SAID LOCKING MEANS INSERTIBLE INTO SAID KEYWAY, SAID KEY, IN THE FULLY INSERTED POSITION, INCLUDING PORTIONS ENGAGING THE ABUTMENT PART OF SAID SPRING, THEREBY TO COMPRESS SAID SPRING AND HOLD SAID LOCKING PART OF SAID SPRING CLEAR OF SAID NOTCH.
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) | 1968-11-08 | 1969-05-10 | 1969-11-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-11-08 | 1973-05-10 | 1973-11-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-11-08 | 1977-05-10 | 1977-11-09 | $7700.00 | Window Closed / Lapsed |