Patent US3136474A successfully refreshed from Google Patents.
US3136474A
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Assignee: Weyerhaeuser Co
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Filing: 1961-10-20
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Granted: 1964-06-09
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Expires: 1981-10-20
Abstract
No abstract record available.
Inventors
- 👤 Bernard J Schaus
- 👤 Barton K Smith
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 06:49
CPC Classifications
B; B65; B65D; B65D5/00; B65D5/42; B65D5/54; B65D5/5445; Y; Y10; Y10S; Y10S229/00; Y10S229/924; Y10S229/926
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
94 words
A CONTAINER HAVING TOP AND BOTTOM WALLS, AND SIDE WALLS EXTENDING BETWEEN SAID TOP AND BOTTOM WALLS, SAID SIDE WALLS COMPRISING A CORRUGATED MEDIUM FACED WITH OUTER LINERS, SAID INNER SIDE WALL PERIPHERY HAVING A TEAR STRIP THEREON FOR SEPARATING SAID CONTAINER INTO UPPER AND LOWER SECTIONS, ONE OF WHICH SUBSEQUENTLY MAY BE USED AS A TRAY, SAID SIDE WALL OUTER LINER HAVING A SERIES OF SLITS THEREIN AT REGULAR SPACED INTERVALS EXTENDING THROUGH SAID OUTER LINER ONLY AND A SERIES OF SCARIFICATIONS THEREIN AT REGULAR SPACED INTERVALS BETWEEN SAID SLITS, SAID SLITS AND
Claim 2
Dependent Claim
94 words
A CONTAINER HAVING TOP AND BOTTOM WALLS, AND SIDE WALLS EXTENDING BETWEEN SAID TOP AND BOTTOM WALLS, SAID SIDE WALLS COMPRISING A CORRUGATED MEDIUM FACED WITH OUTER LINERS, SAID INNER SIDE WALL PERIPHERY HAVING A TEAR STRIP THEREON FOR SEPARATING SAID CONTAINER INTO UPPER AND LOWER SECTIONS, ONE OF WHICH SUBSEQUENTLY MAY BE USED AS A TRAY, SAID SIDE WALL OUTER LINER HAVING A SERIES OF SLITS THEREIN AT REGULAR SPACED INTERVALS EXTENDING THROUGH SAID OUTER LINER ONLY AND A SERIES OF SCARIFICATIONS THEREIN AT REGULAR SPACED INTERVALS BETWEEN SAID SLITS, SAID SLITS AND
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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) | 1967-06-09 | 1967-12-09 | 1968-06-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1971-06-09 | 1971-12-09 | 1972-06-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1975-06-09 | 1975-12-09 | 1976-06-09 | $7700.00 | Window Closed / Lapsed |