Patent US3798335A successfully refreshed from Google Patents.
US3798335A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for embossment packaging of warm butter
Assignee: Individual
•
Filing: 1971-11-26
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Granted: 1974-03-19
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Expires: 1991-11-26
Abstract
Abstract Nonwhipped butter or margarine is packaged, after it has been churned, by elevating its temperature until it is flowable under its own weight, and then, while under agitation, flow-filling it into embossing dies or packages.
Inventors
- 👤 L Peters
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 07:43
CPC Classifications
A; A01; A01J; A01J21/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1977-03-18 | 1977-09-17 | 1978-03-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1981-03-18 | 1981-09-17 | 1982-03-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1985-03-18 | 1985-09-17 | 1986-03-19 | $7700.00 | Window Closed / Lapsed |