Patent US3235168A successfully refreshed from Google Patents.
US3235168A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Containers
Assignee: Individual
•
Filing: 1963-12-02
•
Granted: 1966-02-15
•
Expires: 1983-12-02
Abstract
No abstract record available.
Inventors
- 👤 Robert G Nichols
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 20:15
CPC Classifications
B; B65; B65D; B65D31/00; B65D31/04
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
119 words
A GENERALLY FLAT CONTAINER OF FLEXIBLE MATERIALS COMPRISING: JUXTAPOSED SUBSTANTIALLY RECTANGULAR AND SUBSTANTIALLY FLAT SHEETS OF FIRST AND SECOND MATERIALS, THE FIRST MATERIAL BEARING A SHEET OF THERMOPLASTIC FILM HAVING A GUSSET FORMED THEREIN INCLUSIVE OF TWO GUSSET FLAPS JOINED ALONG A FOLD LINE, SAID SECOND MATERIAL BEING MORE RIGID THAN SAID FIRST MATERIAL TO LEND SUPPORT TO SAID FILM, SAID FILM BEING BONDED TO SAID SECOND MATERIAL ALONG AT LEAST TWO MARGINAL PORTIONS OF AFFORD AN OPEN ENDED POCKET OPPOSITE SAID GUSSET, SAID SHEET OF SECOND MATERIAL BEING LONGER THAN SAID SHEET OF SAID MATERIAL AND EXTENDING AT SAID OPEN ENDED POCKET TO FORM A FLAP PORTION FOR BENDING TO A POSITION TO CLOSE SAID OPEN ENDED POCKET.
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US1907675A
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US2062265A
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US2298421A
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US2805814A
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US3024962A
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US3070278A
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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) | 1969-02-14 | 1969-08-16 | 1970-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-02-14 | 1973-08-16 | 1974-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-02-14 | 1977-08-16 | 1978-02-15 | $7700.00 | Window Closed / Lapsed |