Patent US3294223A successfully refreshed from Google Patents.
US3294223A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corner support for packaging of articles
Assignee: Individual
•
Filing: 1964-06-15
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Granted: 1966-12-27
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Expires: 1984-06-15
Abstract
No abstract record available.
Inventors
- 👤 Francis T Goban
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 18:11
CPC Classifications
B; B65; B65D; B65D81/00; B65D81/02; B65D81/05; B65D81/053; B65D81/055; B65D81/056; B65D2581/00; B65D2581/02; B65D2581/05; B65D2581/051; B65D2581/052; B65D2581/055
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
71 words
A CORNER SUPPORT BLOW-MOLDED FROM POLYETHYLENE PLASTIC MATERIAL INTO A TRIANGULAR POYPHEDRON CONFIGURATION AND SHAPED TO BE FITTED INTO THE CORNERS OF A CARTON, SAID CORNER SUPPORT COMPRISING A UNITARY WALL INCLUDING THREE PAIRS OF INNER AND OUTER WALL SEGMENTS, THE WALLS OF EACH PAIR BEING SPACED APART FROM EACH OTHER AND DISPOSED IN CONFRONTING RELATION AND SAID PAIRS TOGETHER FORMING AN AIR-TIGHT HOLLOW INTERNAL CHAMBER ENTRAPPING A VOLUME OF AIR.
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) | 1969-12-26 | 1970-06-27 | 1970-12-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-12-26 | 1974-06-27 | 1974-12-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-12-26 | 1978-06-27 | 1978-12-27 | $7700.00 | Window Closed / Lapsed |