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Patent US3728795A successfully refreshed from Google Patents.
US3728795A
Expired / Lapsed
US
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Coin degree finder
Assignee: Individual
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Filing: 1971-11-08
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Granted: 1973-04-24
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Expires: 1991-11-08
Abstract
Abstract A coin degree finder, the device consisting of a 360* protractor of transparent material so to permit viewing therethrough, a circular snap on lid with a scribed center line thereacross, and the lid being made of likewise transparent material, and the device in one form of the invention also including a set of inserts each one of which is adaptable to receive a different denominator of coin, the inserts selectively being receivable in a center opening of the protractor.
Inventors
- 👤 Camber P Von
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 16:16
CPC Classifications
G; G07; G07D; G07D5/00
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
120 words
In a coin degree finder, the combination of a protractor and a lid, said protractor and lid having means whereby a design stamped on one side of a coin may be measured to a design stamped on an opposite side of said coin, so to see to what specific degree clockwise or counter clockwise, said designs are angularly off respective to each other, wherein said protractor is a circular disc of transparent material with degree calibrations therearound and cross lines scribed thereupon, said protractor having a central depression for placement of a coin therein, and said lid comprises a circular panel of transparent material with a cross line scribed thereupon, said lid having a flange to snap around said protractor.
Claim 2
Dependent Claim
120 words
In a coin degree finder, the combination of a protractor and a lid, said protractor and lid having means whereby a design stamped on one side of a coin may be measured to a design stamped on an opposite side of said coin, so to see to what specific degree clockwise or counter clockwise, said designs are angularly off respective to each other, wherein said protractor is a circular disc of transparent material with degree calibrations therearound and cross lines scribed thereupon, said protractor having a central depression for placement of a coin therein, and said lid comprises a circular panel of transparent material with a cross line scribed thereupon, said lid having a flange to snap around said protractor.
Claim 3
Dependent Claim
57 words
The combination as set forth in claim 1, wherein said finder also includes a set of inserts selectively receivable in said depression, each insert being of transparent material with a cross line scribed thereupon, and each insert having a central circular opening therethrough, said opening being of a size adaptable to receive a particular size of coin.
References Cited (Backward Citations)
US3349612A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1976-04-23 | 1976-10-23 | 1977-04-24 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-04-23 | 1980-10-23 | 1981-04-24 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-04-23 | 1984-10-23 | 1985-04-24 | $7700.00 | Window Closed / Lapsed |