Patent US3330469A successfully refreshed from Google Patents.
US3330469A
Expired / Lapsed
US
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Closure means for containers
Assignee: FORMOST PACKAGING MACHINES Inc A CORP OF WA
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Filing: 1965-12-20
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Granted: 1967-07-11
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Expires: 1985-12-20
Abstract
No abstract record available.
Inventors
- 👤 Donald S Koncak
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 23:42
CPC Classifications
B; B65; B65D; B65D33/00; B65D33/16; B65D33/30; Y; Y10; Y10S; Y10S383/00; Y10S383/905
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
102 words
A CONTAINER FOR THE PACKAGING OF MERCHANDISE COMPRISING A BAG HAVING FRONT AND REAR WALLS FORMED OF A PLIANT THERMOPLASTIC MATERIAL WHICH RESISTS CREASING WHEN FOLDED, THE ADJACENT UPPER END PARTS OF THE TWO WALLS HAVING PORTIONS WHICH ARE HEAT SEALED FOR CLOSING THE BAG, A LIMITED AREA OF THIN BENDABLE METAL SECURED TO AT LEAST ONE OF THE WALLS, SAID AREA OF METAL BEING SPACED FROM AND LOCATED ENTIRELY BELOW AND ADJACENT SAID SEALED PORTIONS WHEREBY THE SEALED BAG MAY BE OPENED BY CUTTING THE WALLS BELOW THE SEALED PORTIONS AND CLOSED BY CREASING THE WALLS ALONG THE AREA OF METAL.
Claim 2
Dependent Claim
102 words
A CONTAINER FOR THE PACKAGING OF MERCHANDISE COMPRISING A BAG HAVING FRONT AND REAR WALLS FORMED OF A PLIANT THERMOPLASTIC MATERIAL WHICH RESISTS CREASING WHEN FOLDED, THE ADJACENT UPPER END PARTS OF THE TWO WALLS HAVING PORTIONS WHICH ARE HEAT SEALED FOR CLOSING THE BAG, A LIMITED AREA OF THIN BENDABLE METAL SECURED TO AT LEAST ONE OF THE WALLS, SAID AREA OF METAL BEING SPACED FROM AND LOCATED ENTIRELY BELOW AND ADJACENT SAID SEALED PORTIONS WHEREBY THE SEALED BAG MAY BE OPENED BY CUTTING THE WALLS BELOW THE SEALED PORTIONS AND CLOSED BY CREASING THE WALLS ALONG THE AREA OF METAL.
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) | 1970-07-10 | 1971-01-09 | 1971-07-11 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-07-10 | 1975-01-09 | 1975-07-11 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-07-10 | 1979-01-09 | 1979-07-11 | $7700.00 | Window Closed / Lapsed |