Patent US1449515A successfully refreshed from Google Patents.
US3915079A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Auto-coffee
Assignee: Individual
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Filing: 1974-03-14
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Granted: 1975-10-28
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Expires: 1994-03-14
Abstract
Abstract An electrical appliance for installation within an automotive vehicle for preparing coffee and keeping it hot, whereby travelers may drink it at any time while the car is either traveling or stopping; the appliance comprising a stove unit securable on a floor of the vehicle and which is plugged to the cigarette lighter receptacle, and an electric coffee pot having a heating coil and switch, the coffee pot fitting inside a well upon the stove unit to prevent the pot from falling over, and the pot being electrically connected to the unit by prongs under the pot engaging a female electrical receptacle in the bottom of the well.
Inventors
- 👤 William H Balderson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 12:17
CPC Classifications
A; A47; A47J; A47J31/00; A47J31/005; B; B60; B60N; B60N3/00; B60N3/10; B60N3/103; Y; Y10; Y10S; Y10S439/00; Y10S439/929
Claims Analysis
Total Claims: 12
Claim 1
Independent Claim
202 words
A coffee maker designed for use in an automotive vehicle comprising: a. a coffee pot including 1. an electric heating coil attached to and located in the bottom of said coffee pot; 2. at least two electrical male prongs attached to the bottom of said coffee pot and electrically connected with said heating coil; 3. a circular peripheral flange extending downwardly from the bottom of said coffee pot, said flange enclosing said prongs and said heating coil and extending in length slightly beyond said prongs and said heating coil; b. a stove unit, said stove unit having a well therein and a peripheral groove extending downwardly from and around said well said well and groove adapted to receive the bottom of said coffee pot and said circular peripheral flange, said stove unit including 4. a female electrical receptacle adapted to engage said male prongs; 5. an electric cord electrically connected at one end to said female receptacle and electrically connected at its other end with a plug adapted to fit within a cigarette lighter receptacle in said vehicle; 6. means for anchoring said stove unit to the floor of said vehicle; and c. an adjustable thermostat electrically connected with said heating coil.
Claim 2
Dependent Claim
202 words
A coffee maker designed for use in an automotive vehicle comprising: a. a coffee pot including 1. an electric heating coil attached to and located in the bottom of said coffee pot; 2. at least two electrical male prongs attached to the bottom of said coffee pot and electrically connected with said heating coil; 3. a circular peripheral flange extending downwardly from the bottom of said coffee pot, said flange enclosing said prongs and said heating coil and extending in length slightly beyond said prongs and said heating coil; b. a stove unit, said stove unit having a well therein and a peripheral groove extending downwardly from and around said well said well and groove adapted to receive the bottom of said coffee pot and said circular peripheral flange, said stove unit including 4. a female electrical receptacle adapted to engage said male prongs; 5. an electric cord electrically connected at one end to said female receptacle and electrically connected at its other end with a plug adapted to fit within a cigarette lighter receptacle in said vehicle; 6. means for anchoring said stove unit to the floor of said vehicle; and c. an adjustable thermostat electrically connected with said heating coil.
Claim 3
Dependent Claim
21 words
at least two electrical male prongs attached to the bottom of said coffee pot and electrically connected with said heating coil;
Claim 4
Dependent Claim
21 words
at least two electrical male prongs attached to the bottom of said coffee pot and electrically connected with said heating coil;
Claim 5
Dependent Claim
78 words
a circular peripheral flange extending downwardly from the bottom of said coffee pot, said flange enclosing said prongs and said heating coil and extending in length slightly beyond said prongs and said heating coil; b. a stove unit, said stove unit having a well therein and a peripheral groove extending downwardly from and around said well said well and groove adapted to receive the bottom of said coffee pot and said circular peripheral flange, said stove unit including
Claim 6
Dependent Claim
78 words
a circular peripheral flange extending downwardly from the bottom of said coffee pot, said flange enclosing said prongs and said heating coil and extending in length slightly beyond said prongs and said heating coil; b. a stove unit, said stove unit having a well therein and a peripheral groove extending downwardly from and around said well said well and groove adapted to receive the bottom of said coffee pot and said circular peripheral flange, said stove unit including
Claim 7
Dependent Claim
10 words
a female electrical receptacle adapted to engage said male prongs;
Claim 8
Dependent Claim
10 words
a female electrical receptacle adapted to engage said male prongs;
Claim 9
Dependent Claim
33 words
an electric cord electrically connected at one end to said female receptacle and electrically connected at its other end with a plug adapted to fit within a cigarette lighter receptacle in said vehicle;
Claim 10
Dependent Claim
33 words
an electric cord electrically connected at one end to said female receptacle and electrically connected at its other end with a plug adapted to fit within a cigarette lighter receptacle in said vehicle;
Claim 11
Dependent Claim
23 words
means for anchoring said stove unit to the floor of said vehicle; and c. an adjustable thermostat electrically connected with said heating coil.
Claim 12
Dependent Claim
23 words
means for anchoring said stove unit to the floor of said vehicle; and c. an adjustable thermostat electrically connected with said heating coil.
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) | 1978-10-27 | 1979-04-28 | 1979-10-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1982-10-27 | 1983-04-28 | 1983-10-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1986-10-27 | 1987-04-28 | 1987-10-28 | $7700.00 | Window Closed / Lapsed |