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US2557576A
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Package for whey concentrate and other dairy products
Assignee: Individual
•
Filing: 1949-01-14
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Granted: 1951-06-19
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Expires: 1969-01-14
Abstract
No abstract record available.
Inventors
- 👤 Nicholas L Simmons
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:27
CPC Classifications
B; B65; B65D; B65D77/00; B65D77/02; B65D3/00; B65D3/10; B65D3/12; B65D85/00; B65D85/70; B65D85/72
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
125 words
IN A PACKAGE FOR PERSERVING A DAIRY PRODUCT, THE COMBINATION OF A RIGID CYLINDRICAL TUBULAR MEMBER COMPRISING A PLURALITY OF LAYERS OF CARDBOARD HELICALLY WRAPPED WITH ABUTTING SAID EDGES AND THE HELICAL JOINTS OF ONE LAYER OVERLAPPING THE HELICAL JOINTS OF ANOTHER LAYER, A COVER MEMBER OF CARDBOARD FOR EACH END OF SAID MEMBER, EACH COVER HAVING A FLAT CYLINDRICAL END WALL AND A CYLINDRICAL FLANGE FRICTIONALLY ENGAGING SAID CYLINDRICAL MEMBER, AND A FLEXIBLE ENVELOPE OF RESINOUS FILM OF ACID RESISTING CHARACTERISTICS, SAID ENVELOPE HAVING TWO PLANE SIDES OF RECTANGULAR SHAPE JOINED ALONG THREE EDGES TO FORM A FLAT BAG, THE SAID BAG HAVING A LATERAL DIMENSION OF MORE THAN TWICE THE DIAMETER OF THE CYLINDRICAL MEMBER, AND THE BAG HAVING A LENGTH OF MORE
Claim 2
Dependent Claim
125 words
IN A PACKAGE FOR PERSERVING A DAIRY PRODUCT, THE COMBINATION OF A RIGID CYLINDRICAL TUBULAR MEMBER COMPRISING A PLURALITY OF LAYERS OF CARDBOARD HELICALLY WRAPPED WITH ABUTTING SAID EDGES AND THE HELICAL JOINTS OF ONE LAYER OVERLAPPING THE HELICAL JOINTS OF ANOTHER LAYER, A COVER MEMBER OF CARDBOARD FOR EACH END OF SAID MEMBER, EACH COVER HAVING A FLAT CYLINDRICAL END WALL AND A CYLINDRICAL FLANGE FRICTIONALLY ENGAGING SAID CYLINDRICAL MEMBER, AND A FLEXIBLE ENVELOPE OF RESINOUS FILM OF ACID RESISTING CHARACTERISTICS, SAID ENVELOPE HAVING TWO PLANE SIDES OF RECTANGULAR SHAPE JOINED ALONG THREE EDGES TO FORM A FLAT BAG, THE SAID BAG HAVING A LATERAL DIMENSION OF MORE THAN TWICE THE DIAMETER OF THE CYLINDRICAL MEMBER, AND THE BAG HAVING A LENGTH OF MORE
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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) | 1954-06-18 | 1954-12-18 | 1955-06-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-18 | 1958-12-18 | 1959-06-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-18 | 1962-12-18 | 1963-06-19 | $7700.00 | Window Closed / Lapsed |