Patent US921812A successfully refreshed from Google Patents.
Patent US2805164A successfully refreshed from Google Patents.
US2805164A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coffee packaging and preparing device
Assignee: Individual
•
Filing: 1953-12-22
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Granted: 1957-09-03
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Expires: 1973-12-22
Abstract
No abstract record available.
Inventors
- 👤 Roland A Doppler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:57
CPC Classifications
B; B65; B65D; B65D85/00; B65D85/70; B65D85/804; B65D85/8043; B65D85/8061
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
A COFFEE PACKAGE COMPRISING TWO LAYERS OF METAL FOIL OF RECTANGULAR SHAPE SEALED AT THEIR FOUR EDGES, TWO LAYERS OF FILTER PAPER BETWEEN THE LAYERS OF FOIL JOINED ALONG TWO ADJACENT EDGES AND WITH THE POINT BETWEEN SUCH JOINED EDGES TURNED BACK SO THAT IF THE CORRESPONDINGG CORNER OF THE FOIL IS TORN OFF SUCH CORNER OF THE FILTER PAPER WILL NOT BE TORN, AND GROUND COFFEE BETWEEN THE LAYERS OF FILTER PAPER, SO THAT IF THE CORNER OF THE FOIL CORRESPONDING TO THE TURNED-UP CORNER OF THE FILTER PAPER IS TORN OFF AND THE TWO OPPOSITE EDGES OF THE FOIL ARE OPENED, A METALLIC FUNNEL WILL BE FORMED LINED WITH FILTER PAPER HOLDING COFFEE READY TO BE BREWED BY POURING HOT WATER THROUGH IT.
Claim 2
Dependent Claim
125 words
A COFFEE PACKAGE COMPRISING TWO LAYERS OF METAL FOIL OF RECTANGULAR SHAPE SEALED AT THEIR FOUR EDGES, TWO LAYERS OF FILTER PAPER BETWEEN THE LAYERS OF FOIL JOINED ALONG TWO ADJACENT EDGES AND WITH THE POINT BETWEEN SUCH JOINED EDGES TURNED BACK SO THAT IF THE CORRESPONDINGG CORNER OF THE FOIL IS TORN OFF SUCH CORNER OF THE FILTER PAPER WILL NOT BE TORN, AND GROUND COFFEE BETWEEN THE LAYERS OF FILTER PAPER, SO THAT IF THE CORNER OF THE FOIL CORRESPONDING TO THE TURNED-UP CORNER OF THE FILTER PAPER IS TORN OFF AND THE TWO OPPOSITE EDGES OF THE FOIL ARE OPENED, A METALLIC FUNNEL WILL BE FORMED LINED WITH FILTER PAPER HOLDING COFFEE READY TO BE BREWED BY POURING HOT WATER THROUGH IT.
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) | 1960-09-02 | 1961-03-04 | 1961-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-09-02 | 1965-03-04 | 1965-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-09-02 | 1969-03-04 | 1969-09-03 | $7700.00 | Window Closed / Lapsed |