US3108375A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detachable hand guard for knives
Assignee: REGIS PLASTICS
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Filing: 1962-05-21
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Granted: 1963-10-29
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Expires: 1982-05-21
Abstract
No abstract record available.
Inventors
- 👤 Papp Andrew
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 17:10
CPC Classifications
B; B26; B26B; B26B3/00; B26B3/02
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
235 words
IN COMBINATION, A KNIFE THAT HAS A GENERALLY LONGITUDINALLY EXTENDING BLADE AND A HANDLE, AND A DETACHABLE HAND GUARD FOR SAID KNIFE, SAID GUARD COMPRISING A PAIR OF LATERALLY ORIENTED COMPLETELY SEPARABLE BUT GENERALLY JUXTAPOSED SECTIOINS EXTENDING GENERALLY TRANSVERSE OF THE BLADE ADJACENT SAID HANDLE, EACH OF SAID SECTIONS HAVING A GENERALLY PLANAR SURFSACE DISPOSED IN CONFRONTING RELATION WITH THE CORRESPONDING SURFACE ON THE OTHER OF THE SECTIONS, EACH OF SAID SURFACES HAVING A RECWSS THEREIN DEFINING IN CONJUNCTION WITH THE RECESS IN THE OTHER SECTION A LONGITUDINALLY EXTENDING PASSAGEWAY RECEIVING THEREIN THE BLADE, SAID PASSAGEWAY BEING DEFINED BY GENERALLY LONGITUDINALLY EXTENDING UPPER AND LOWER BOUNDARIES OF SAID RECESSES, EACH OF SAID SECTIONS HAVING TRANSVERSELY SPACED OPENINGS THEREIN GENERALLY PERPENDICULAR TO THE RESPECTIVE RECESS, AND LOCATED ON SAID BOUNDARIES, SO THAT THE PERIPHERIES OF SAID OPENINGS EXTEND PARTIALLY INTO THE RESPECTIVE RECESS, SAID OPENINGS IN ONE OF SAID SECTIONS BEING ALIGNED WITH THE CORRESPONDING OPENINGS IN THE OTHER GUARD SECTION, SAID BLADE HAVING SLOT MEANS THEREIN IN ALIGNMENT WITH RESPECT OF SAID OPENINGS, AND FASTENER MEANS EXTENDING THROUGH SAID OPENINGS AND SAID BLADE SLOT MEANS, AND COACTING BETWEEN SAID SECTIONS GENERALLY PERPENDICULAR TO THE BLADE, FOR HOLDING THE SECTIONS TOGETHER IN ENCOMPASSING RELATION TO THE BLADE, SAID FASTENER MEANS COACTING IN GENERALLY ABUTTING RELATION WITH SAID SLOT MEANS IN SAID BLADE FOR AIDING IN PREVENTING RELATIVE MOVEMENT OF THE GUARD WITH RESPECT TO THE BLADE.
Claim 2
Dependent Claim
235 words
IN COMBINATION, A KNIFE THAT HAS A GENERALLY LONGITUDINALLY EXTENDING BLADE AND A HANDLE, AND A DETACHABLE HAND GUARD FOR SAID KNIFE, SAID GUARD COMPRISING A PAIR OF LATERALLY ORIENTED COMPLETELY SEPARABLE BUT GENERALLY JUXTAPOSED SECTIOINS EXTENDING GENERALLY TRANSVERSE OF THE BLADE ADJACENT SAID HANDLE, EACH OF SAID SECTIONS HAVING A GENERALLY PLANAR SURFSACE DISPOSED IN CONFRONTING RELATION WITH THE CORRESPONDING SURFACE ON THE OTHER OF THE SECTIONS, EACH OF SAID SURFACES HAVING A RECWSS THEREIN DEFINING IN CONJUNCTION WITH THE RECESS IN THE OTHER SECTION A LONGITUDINALLY EXTENDING PASSAGEWAY RECEIVING THEREIN THE BLADE, SAID PASSAGEWAY BEING DEFINED BY GENERALLY LONGITUDINALLY EXTENDING UPPER AND LOWER BOUNDARIES OF SAID RECESSES, EACH OF SAID SECTIONS HAVING TRANSVERSELY SPACED OPENINGS THEREIN GENERALLY PERPENDICULAR TO THE RESPECTIVE RECESS, AND LOCATED ON SAID BOUNDARIES, SO THAT THE PERIPHERIES OF SAID OPENINGS EXTEND PARTIALLY INTO THE RESPECTIVE RECESS, SAID OPENINGS IN ONE OF SAID SECTIONS BEING ALIGNED WITH THE CORRESPONDING OPENINGS IN THE OTHER GUARD SECTION, SAID BLADE HAVING SLOT MEANS THEREIN IN ALIGNMENT WITH RESPECT OF SAID OPENINGS, AND FASTENER MEANS EXTENDING THROUGH SAID OPENINGS AND SAID BLADE SLOT MEANS, AND COACTING BETWEEN SAID SECTIONS GENERALLY PERPENDICULAR TO THE BLADE, FOR HOLDING THE SECTIONS TOGETHER IN ENCOMPASSING RELATION TO THE BLADE, SAID FASTENER MEANS COACTING IN GENERALLY ABUTTING RELATION WITH SAID SLOT MEANS IN SAID BLADE FOR AIDING IN PREVENTING RELATIVE MOVEMENT OF THE GUARD WITH RESPECT TO THE BLADE.
References Cited (Backward Citations)
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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) | 1966-10-28 | 1967-04-29 | 1967-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-10-28 | 1971-04-29 | 1971-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-10-28 | 1975-04-29 | 1975-10-29 | $7700.00 | Window Closed / Lapsed |