US2920967A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of packaging liquids
Assignee: Producers Creamery Co
•
Filing: 1955-09-21
•
Granted: 1960-01-12
•
Expires: 1975-09-21
Abstract
No abstract record available.
Inventors
- 👤 Heinemann Burdet
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:00
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/04; B65D77/06; B65D77/062; B65D77/065; Y; Y10; Y10S; Y10S383/00; Y10S383/904; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
86 words
THE METHOD OF PACKAGING A LIQUID, WHICH COMPRISES PLACING A FLATTENED, FLEXIBLE SLEEVE-LIKE PLASTIC BAG WHICH IS DEVOID OF AIR AND WHICH HAS ITS BOTTOM END CLOSED AND ONLY A PORTION OF ITS UPPER OPEN, WITHIN A RECTANGULAR SELF-SUSTAINING CARTON WITH THE OPPOSITE SIDE EDGES OF THE BAG DISPOSED IN OPPOSITE CORNERS OF THE CARTON, PROJECTING A FILLER NOZZLE THROUGH SAID OPEN UPPER END OF THE BAG GATHERING SAID BAG ABOUT ITS OPENING AND HOLDING THE SAME IN SEALED ENGAGEMENT WITH THE NOZZLE TO PREVENT THE
Claim 2
Independent Claim
86 words
THE METHOD OF PACKAGING A LIQUID, WHICH COMPRISES PLACING A FLATTENED, FLEXIBLE SLEEVE-LIKE PLASTIC BAG WHICH IS DEVOID OF AIR AND WHICH HAS ITS BOTTOM END CLOSED AND ONLY A PORTION OF ITS UPPER OPEN, WITHIN A RECTANGULAR SELF-SUSTAINING CARTON WITH THE OPPOSITE SIDE EDGES OF THE BAG DISPOSED IN OPPOSITE CORNERS OF THE CARTON, PROJECTING A FILLER NOZZLE THROUGH SAID OPEN UPPER END OF THE BAG GATHERING SAID BAG ABOUT ITS OPENING AND HOLDING THE SAME IN SEALED ENGAGEMENT WITH THE NOZZLE TO PREVENT THE
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-01-11 | 1963-07-13 | 1964-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-01-11 | 1967-07-13 | 1968-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-01-11 | 1971-07-13 | 1972-01-12 | $7700.00 | Window Closed / Lapsed |