Patent US3987827A successfully refreshed from Google Patents.
US3987827A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shingle removing tool
Assignee: Individual
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Filing: 1976-03-05
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Granted: 1976-10-26
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Expires: 1996-03-05
Abstract
Abstract A generally Z-shape bar has on one free end portion a forwardly-facing claw and a rearwardly-facing notch. The other free end portion constitutes a handle, and the surfaces of the knee connecting the end portions constitute anvil surfaces. Arms projecting laterally from the knee engages beneath and lift up a covering shingle whereby the claw or notch can be manipulated so as to engage a nail which holds down a covered shingle.
Inventors
- 👤 William R. Mills
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 09:27
CPC Classifications
E; E04; E04D; E04D15/00; E04D15/003; B; B25; B25C; B25C11/00
Claims Analysis
Total Claims: 6
Claim 1
Independent Claim
96 words
A shingle-removing tool comprising an elongate crowbar having forwardly and rearwardly-extending free end portions said crowbar having an angle providing a fulcrum intermediate said end portion whereby said crowbar operates as a lever of first class, nail-head engaging means on said forwardly-extending free end portion, and arms projecting laterally beyond each side of said crowbar, said arms having free end portions spaced outwardly beyond and above each side of said forwardly-projecting free end portion between the fulcrum and the nail-head engaging means and constituting means for engaging beneath a shingle covering the one to be removed.
Claim 2
Dependent Claim
96 words
A shingle-removing tool comprising an elongate crowbar having forwardly and rearwardly-extending free end portions said crowbar having an angle providing a fulcrum intermediate said end portion whereby said crowbar operates as a lever of first class, nail-head engaging means on said forwardly-extending free end portion, and arms projecting laterally beyond each side of said crowbar, said arms having free end portions spaced outwardly beyond and above each side of said forwardly-projecting free end portion between the fulcrum and the nail-head engaging means and constituting means for engaging beneath a shingle covering the one to be removed.
Claim 3
Dependent Claim
19 words
A shingle-removing tool as claimed in claim 1, said arms having rounded knob-like elements on the free ends thereof.
Claim 4
Dependent Claim
61 words
A shingle-removing tool as claimed in claim 1, said shingle-engaging means comprising a forwardly open claw and a rearwardly open notch, said crowbar being substantially Z-shape and including a knee portion connecting said free end portions, said knee portion having forwardly and rearwardly facing anvil surfaces disposed at substantially right angles to the direction of extent of said forwardly extending portion.
Claim 5
Dependent Claim
15 words
The combination claimed in claim 3, wherein said arms extend outwardly from said knee portion.
Claim 6
Dependent Claim
26 words
The combination claimed in claim 4, wherein the connection between the forwardly extending portion and the knee portion forms an outside angle which provides the fulcrum.
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) | 1979-10-26 | 1980-04-26 | 1980-10-26 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1983-10-26 | 1984-04-26 | 1984-10-26 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1987-10-26 | 1988-04-26 | 1988-10-26 | $7700.00 | Window Closed / Lapsed |