Patent US3640561A successfully refreshed from Google Patents.
US3640561A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Chopstick device
Assignee: Individual
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Filing: 1969-12-10
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Granted: 1972-02-08
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Expires: 1989-12-10
Abstract
Abstract A device for picking up pieces of food for transfer to the mouth consists of a one-piece molding of resilient plastic material including a base and a pair of elongated members connected to the base and extending therefrom at an angle to one another such that their free ends are normally in opposed spaced relation, whereby said members may be flexed by finger pressure to move the free ends towards one another to grip and pick up pieces of food.
Inventors
- 👤 Patrick Raymond Law
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 20:42
CPC Classifications
A; A47; A47G; A47G21/00; A47G21/10; A47G21/103
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
156 words
A device for picking up pieces of food for transfer to the mouth comprising a one-piece molding of resilient synthetic plastics including a base and a pair of elongated members integrally connected to the base and extending therefrom at an angle to one another such that their free ends are normally in opposed spaced relation, each of said members having a first and a second section, said first section being integrally joined to said base and having a rectangular cross section, said second section being integrally joined to said first section and having a circular cross section, said second section having a tapered free end portion, each of said members being capable of being flexed relatively to the base by finger pressure to move the tapered free ends towards one another to grip and pick up pieces of food, the said members being adapted to revert to the opposed spaced relation when the pressure is released.
Claim 2
Independent Claim
156 words
A device for picking up pieces of food for transfer to the mouth comprising a one-piece molding of resilient synthetic plastics including a base and a pair of elongated members integrally connected to the base and extending therefrom at an angle to one another such that their free ends are normally in opposed spaced relation, each of said members having a first and a second section, said first section being integrally joined to said base and having a rectangular cross section, said second section being integrally joined to said first section and having a circular cross section, said second section having a tapered free end portion, each of said members being capable of being flexed relatively to the base by finger pressure to move the tapered free ends towards one another to grip and pick up pieces of food, the said members being adapted to revert to the opposed spaced relation when the pressure is released.
References Cited (Backward Citations)
US3265068A
Cited
US3501191A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1975-02-07 | 1975-08-09 | 1976-02-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1979-02-07 | 1979-08-09 | 1980-02-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1983-02-07 | 1983-08-09 | 1984-02-08 | $7700.00 | Window Closed / Lapsed |