US3334501A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Protective device for locks
Assignee: Kidde Inc
•
Filing: 1965-10-20
•
Granted: 1967-08-08
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Greenwald Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 19:55
CPC Classifications
E; E05; E05B; E05B17/00; E05B17/14; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/778; Y10T70/7791; Y10T70/7876; Y10T70/7915; Y10T70/7921; Y10T70/7955; Y10T70/80; Y10T70/8432; Y10T70/8622
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
132 words
IN COMBINATION WITH A LOCK HAVING A KEYWAY, THE IMPROVEMENT OF, (A) A GUARD MEANS FOR PROTECTING THE FACE OF SAID LOCK, (B) SAID GUARD MEANS INCLUDING OPPOSED LEG PORTIONS STRADDLING THE FACE OF SAID LOCK, SAID LEG PORTIONS BEING PERMANENTLY FIXED RELATIVE TO THE FACE OF SAID LOCK, (C) AND AN IMPERFORATE WEB PORTION INTERCONNECTED BETWEEN SAID LEG PORTIONS, (D) SAID WEB PORTION BEING POSITIONED DIRECTLY IN FRONT OF THE KEYWAY OF SAID LOCK IN SPACED RELATIONSHIP THERETO, (E) AND A KEY MEANS ADAPTED TO BE RECEIVED IN THE KEYWAY OF SAID LOCK, (F) SAID KEY MEANS ADAPTED TO BE RECEIVED IN THE COMPLEMENTARY INTERFITTING MEANS WHEREBY SAID KEY CAN BE READILY INSERTED AND TURNED IN SAID KEYWAY WITH SAID GUARD MEANS COVERING THE KEYWAY IN THE FACE OF SAID LOCK.
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-08-07 | 1971-02-06 | 1971-08-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-08-07 | 1975-02-06 | 1975-08-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-08-07 | 1979-02-06 | 1979-08-08 | $7700.00 | Window Closed / Lapsed |