Patent US3196587A successfully refreshed from Google Patents.
US3196587A
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Packaging process
Assignee: Imperial Chemical Industries Ltd
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Filing: 1962-09-17
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Granted: 1965-07-27
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Expires: 1982-09-17
Abstract
No abstract record available.
Inventors
- 👤 Hayward Anthony
- 👤 Hill John William
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 03:47
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/18; B65D81/20; B65D81/2007; B65D81/2023; B65B; B65B31/00
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
181 words
A PROCESS FOR THE PACKAGING OF A PARTICULATE MATERIAL OR A PLURALITY OF SMALL ARTICLES IN A PLASTIC BAG THAT COMPRISES RAISING THE TEMPERATURE OF THE MATERIAL OF ARTICLES MATERIALLY ABOVE AMBIENT TEMPERATURE; FILLING THE MATERIAL OR ARTICLES INTO THE BAG; FORMING AN INTERRUPTED SEAL ACROSS AN OPENING OF THE BAG, THE INTERRUPTIONS IN SAID SEAL BEING SUFFICIENTLY LARGE TO ALLOW THE EASY ESCAPE OF THE MATERIAL OR ARTICLES THERETHROUGH; FLATTENING THE BAG TO EXPEL AIR THROUGH THE INTERRUPTION IN SAID SEAL AND REDISTRIBUTE THE MATERIAL OR ARTICLES WITHIN THE BAG TO MINIMIZE THE THICKNESS OF THE MATERIAL OR ARTICLE FILLED BAG AND MAXIMIZE THE LATERAL EXTENT THEREOF; AND THEREAFTER FORMING A CONTINUOUS SEAL ACROSS SAID OPENING OF THE BAG BEFORE THE MATERIAL OR ARTICLES HAVE COOLED TO AMBIENT TEMPERATURE; ALLOWING SAID MATERIAL OR ARTICLES IN SAID BAG TO COOL TO AMBIENT TEMPERTURE, WHEREBY UPON COOLING SAID BAG TAKES ON A STIPPLED APPEARANCE AS THE AIR REMAINING IN THE BAG CONTRACTS THEREBY FACILITATING MORE STABLE PALLETING OF SAID BAG WITH LIKE FILLED BAGS; AND PALLETING SAID BAG WITH LIKE FILLED BAGS.
Claim 2
Dependent Claim
181 words
A PROCESS FOR THE PACKAGING OF A PARTICULATE MATERIAL OR A PLURALITY OF SMALL ARTICLES IN A PLASTIC BAG THAT COMPRISES RAISING THE TEMPERATURE OF THE MATERIAL OF ARTICLES MATERIALLY ABOVE AMBIENT TEMPERATURE; FILLING THE MATERIAL OR ARTICLES INTO THE BAG; FORMING AN INTERRUPTED SEAL ACROSS AN OPENING OF THE BAG, THE INTERRUPTIONS IN SAID SEAL BEING SUFFICIENTLY LARGE TO ALLOW THE EASY ESCAPE OF THE MATERIAL OR ARTICLES THERETHROUGH; FLATTENING THE BAG TO EXPEL AIR THROUGH THE INTERRUPTION IN SAID SEAL AND REDISTRIBUTE THE MATERIAL OR ARTICLES WITHIN THE BAG TO MINIMIZE THE THICKNESS OF THE MATERIAL OR ARTICLE FILLED BAG AND MAXIMIZE THE LATERAL EXTENT THEREOF; AND THEREAFTER FORMING A CONTINUOUS SEAL ACROSS SAID OPENING OF THE BAG BEFORE THE MATERIAL OR ARTICLES HAVE COOLED TO AMBIENT TEMPERATURE; ALLOWING SAID MATERIAL OR ARTICLES IN SAID BAG TO COOL TO AMBIENT TEMPERTURE, WHEREBY UPON COOLING SAID BAG TAKES ON A STIPPLED APPEARANCE AS THE AIR REMAINING IN THE BAG CONTRACTS THEREBY FACILITATING MORE STABLE PALLETING OF SAID BAG WITH LIKE FILLED BAGS; AND PALLETING SAID BAG WITH LIKE FILLED BAGS.
References Cited (Backward Citations)
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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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |