Patent US4617736A successfully refreshed from Google Patents.
US4617736A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Swivel headed scraping device
Assignee: Individual
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Filing: 1984-08-02
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Granted: 1986-10-21
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Expires: 2004-08-02
Abstract
Abstract A hand held scraping device has a rotatable head mounted on a handle; said head rotates about an axis substantially collinear with the elongate axis of said handle, has means to frictionally engage a razor blade, or other scraping spade, and has means for allowing the sharp edge of the razor to be exposed beyond the head; said handle has a razor storage housing mounted on it to provide a storage place for spare razor blades, and a cutout to facilitate the user's gripping of the invention and to conserve materials.
Inventors
- 👤 Mark W. McCrary
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 19:47
CPC Classifications
B; B44; B44D; B44D3/00; B44D3/16; B44D3/162; B26; B26B; B26B5/00; B26B5/006
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
196 words
A handheld scraping device comprising a handle, barrel neck, head, razor blade and razor housing; said handle being large enough to be held in a human hand, having a cutout portion, and containing said razor housing sized to receive at least one razor blade; said barrel head being attached to said head having a collar to abut said handle, a first flange finger and a second flange finger to nonremovably engage with said handle said barrel neck allowing said head to freely rotate about an A--A passing through said handle's elongate axis B--B at an angle less than about 30°, but greater than about 5°; said head having a gap and chamber means to frictionally engage said razor blade so that said blade lies in a plane containing said axis of rotation A--A, and allowing the cutting edge of said razor blade to project beyond the outer edge of the head; said handle, head, and barrel neck made of polypropylene; and said razor housing having room for five razor blades, having a cover which is removably engaged with said housing, and having a notch to allow the user to remove said cover with his finger tip.
Claim 2
Dependent Claim
196 words
A handheld scraping device comprising a handle, barrel neck, head, razor blade and razor housing; said handle being large enough to be held in a human hand, having a cutout portion, and containing said razor housing sized to receive at least one razor blade; said barrel head being attached to said head having a collar to abut said handle, a first flange finger and a second flange finger to nonremovably engage with said handle said barrel neck allowing said head to freely rotate about an A--A passing through said handle's elongate axis B--B at an angle less than about 30°, but greater than about 5°; said head having a gap and chamber means to frictionally engage said razor blade so that said blade lies in a plane containing said axis of rotation A--A, and allowing the cutting edge of said razor blade to project beyond the outer edge of the head; said handle, head, and barrel neck made of polypropylene; and said razor housing having room for five razor blades, having a cover which is removably engaged with said housing, and having a notch to allow the user to remove said cover with his finger tip.
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) | 1989-10-20 | 1990-04-21 | 1990-10-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1993-10-20 | 1994-04-21 | 1994-10-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1997-10-20 | 1998-04-21 | 1998-10-21 | $7700.00 | Window Closed / Lapsed |