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US3343387A
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US
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Door knob shield and lock
Assignee: JOE PAOLI
•
Filing: 1965-04-16
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Granted: 1967-09-26
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Expires: 1985-04-16
Abstract
No abstract record available.
Inventors
- 👤 Cochran Aldrich Blake
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-06 04:05
CPC Classifications
E; E05; E05B; E05B13/00; E05B13/001; Y; Y10; Y10T; Y10T70/00; Y10T70/70; Y10T70/7441; Y10T70/7915; Y10T70/7955; Y10T70/796
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
105 words
A SHIELD FOR DOOR KNOBS HAVING KEY ACTUATED LOCK MECHANISM EXTENDING AXIALLY THERETHROUGH WITH A KEY HOLE IN THE OUTER END OF THE KNOB COMPRISING A COLLAR FORMED AS A CENTER SECTION OF SUBSTANTIALLY SEMI-CIRCULAR SHAPE ARRANGED TO SEAT UPON A STEM PORTON OF A KNOB BETWEEN THE KBOB AND A DOOR, AND A PAIR OF END SECTIONS OF SUBSTANTIALLY QUARDRANT SHAPE PIVOTALLY HINGED TO THE ENDS OF THE CENTER SECTION AND ARRANGED TO SUBSTANTIALLY ENCIRCLE SAID STEM A SHROUD ATTACHED TO THE CENTER SECTION OF THE COLLAR AND SHAPED TO EXTEND OVER THE KEYHOLE WHEN THE COLLAR EMBRACES THE STEM; AND MEANS UPON OPPOSING
Claim 2
Dependent Claim
105 words
A SHIELD FOR DOOR KNOBS HAVING KEY ACTUATED LOCK MECHANISM EXTENDING AXIALLY THERETHROUGH WITH A KEY HOLE IN THE OUTER END OF THE KNOB COMPRISING A COLLAR FORMED AS A CENTER SECTION OF SUBSTANTIALLY SEMI-CIRCULAR SHAPE ARRANGED TO SEAT UPON A STEM PORTON OF A KNOB BETWEEN THE KBOB AND A DOOR, AND A PAIR OF END SECTIONS OF SUBSTANTIALLY QUARDRANT SHAPE PIVOTALLY HINGED TO THE ENDS OF THE CENTER SECTION AND ARRANGED TO SUBSTANTIALLY ENCIRCLE SAID STEM A SHROUD ATTACHED TO THE CENTER SECTION OF THE COLLAR AND SHAPED TO EXTEND OVER THE KEYHOLE WHEN THE COLLAR EMBRACES THE STEM; AND MEANS UPON OPPOSING
References Cited (Backward Citations)
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Cited
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US1829444A
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US3245240A
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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) | 1970-09-25 | 1971-03-27 | 1971-09-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-09-25 | 1975-03-27 | 1975-09-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-09-25 | 1979-03-27 | 1979-09-26 | $7700.00 | Window Closed / Lapsed |