Patent US3459217A successfully refreshed from Google Patents.
US3246672A
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Method and structure for reclosable containers
Assignee: SEISON NIKON SHA KK
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Filing: 1963-10-23
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Granted: 1966-04-19
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Expires: 1983-10-23
Abstract
No abstract record available.
Inventors
- 👤 Naito Kakuji
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 23:54
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/56; B29C65/58; B29C66/00; B29C66/40; B29C66/41; B29C66/43; B29C66/431; B29C66/4312; B29C66/80; B29C66/83; B29C66/834; B29C66/8341; B29C66/83411; B29C66/83413; B29C66/01; B29C66/05; B29C66/10; B29C66/11; B29C66/112; B29C66/1122; Y; Y10; Y10S; Y10S24/00; Y10S24/30; Y10S24/50
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A STRUCTURE FOR USE IN MAKING A RECLOSABLE CONTAINER COMPRISING, AN ELONGATED FLEXIBLE CLOSED INTEGRAL TUBE OF A FLEXIBLE PLASTIC FILM, AND FIRST AND SECOND INTERLOCKING ELEMENTS INTEGRAL WITH THE TUBE ON THE SURFACE THEREOF SHAPED FOR COOPERATIVE PRESSURE INTERENGAGEMENT AND FOR FORCIBLE SEPARATION, SAID ELEMENTS SPACED APART FROM EACH OTHER IN BOTH CIRCUMFERENTIAL DIRECTIONS, SAID FILM INCLUDING A BODY FORMING SHEET PORTION BETWEEN THE INTERLOCKING ELEMENTS AT ONE SIDE OF THE FIRST ELEMENT FOR FORMING THE BODY OF A BAG FORMED FROM THE TUBE,
Claim 2
Dependent Claim
85 words
A STRUCTURE FOR USE IN MAKING A RECLOSABLE CONTAINER COMPRISING, AN ELONGATED FLEXIBLE CLOSED INTEGRAL TUBE OF A FLEXIBLE PLASTIC FILM, AND FIRST AND SECOND INTERLOCKING ELEMENTS INTEGRAL WITH THE TUBE ON THE SURFACE THEREOF SHAPED FOR COOPERATIVE PRESSURE INTERENGAGEMENT AND FOR FORCIBLE SEPARATION, SAID ELEMENTS SPACED APART FROM EACH OTHER IN BOTH CIRCUMFERENTIAL DIRECTIONS, SAID FILM INCLUDING A BODY FORMING SHEET PORTION BETWEEN THE INTERLOCKING ELEMENTS AT ONE SIDE OF THE FIRST ELEMENT FOR FORMING THE BODY OF A BAG FORMED FROM THE TUBE,
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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) | 1969-04-18 | 1969-10-18 | 1970-04-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-04-18 | 1973-10-18 | 1974-04-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-04-18 | 1977-10-18 | 1978-04-19 | $7700.00 | Window Closed / Lapsed |