US3305124A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Tray assembly
Assignee: Poly-Pak Corp of America
•
Filing: 1965-10-20
•
Granted: 1967-02-21
•
Expires: 1985-10-20
Abstract
No abstract record available.
Inventors
- 👤 Carlton L Whiteford
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:43
CPC Classifications
A; A47; A47G; A47G23/00; A47G23/06
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
158 words
A TRAY ASSEMBLY COMPRISING AN INTEGRALLY FORMED TRAY MEMBER OF RELATIVELY RIGID SYNTHETIC PLASTIC MATERIAL HAVING A SUBSTANTIALLY PLANAR WEB PORTION AND A PLURALITY OF POCKETS EXTENDING DOWNWARDLY FROM SAID WEB PORTION WITH SIDE AND BOTTOM WALLS, AND AN INTEGRALLY FORMED REMOVABLE COVER OF FLEXIBLE PLASTIC SHEET MATERIAL OVERLYING SAID TRAY MEMBER, AT LEAST ONE OF SAID TRAY MEMBER AND SAID COVER HAVING EMBOSSMENTS ON ITS OPPOSED SURFACE PROVIDING GROOVES FOR PASSAGE OF AIR THEREBETWEEN TO MINIMIZE FORMATION OF AIR POCKETS RETARDING CONFORMATION OF SAID COVER TO SAID TRAY MEMBER, SAID COVER ALSO HAVING A WEB PORTION AND A PLURALITY OF FOOD RECEIVING DISH PORTIONS EXTENDING INTO SAID POCKETS AND CONFORMING CLOSELY TO THE SHAPE THEREOF, SAID SIDE AND BOTTOM WALLS OF SAID POCKETS OF SAID TRAY MEMBER PROVIDING PERIPHERAL AND UNDERLYING SUPPORT FOR SAID DISH PORTIONS OF SAID COVER AND SAID WEB PORTION OF SAID TRAY MEMBER PROVIDING UNDERLYING SUPPORT FOR SAID WEB PORTION OF SAID COVER.
Claim 2
Dependent Claim
158 words
A TRAY ASSEMBLY COMPRISING AN INTEGRALLY FORMED TRAY MEMBER OF RELATIVELY RIGID SYNTHETIC PLASTIC MATERIAL HAVING A SUBSTANTIALLY PLANAR WEB PORTION AND A PLURALITY OF POCKETS EXTENDING DOWNWARDLY FROM SAID WEB PORTION WITH SIDE AND BOTTOM WALLS, AND AN INTEGRALLY FORMED REMOVABLE COVER OF FLEXIBLE PLASTIC SHEET MATERIAL OVERLYING SAID TRAY MEMBER, AT LEAST ONE OF SAID TRAY MEMBER AND SAID COVER HAVING EMBOSSMENTS ON ITS OPPOSED SURFACE PROVIDING GROOVES FOR PASSAGE OF AIR THEREBETWEEN TO MINIMIZE FORMATION OF AIR POCKETS RETARDING CONFORMATION OF SAID COVER TO SAID TRAY MEMBER, SAID COVER ALSO HAVING A WEB PORTION AND A PLURALITY OF FOOD RECEIVING DISH PORTIONS EXTENDING INTO SAID POCKETS AND CONFORMING CLOSELY TO THE SHAPE THEREOF, SAID SIDE AND BOTTOM WALLS OF SAID POCKETS OF SAID TRAY MEMBER PROVIDING PERIPHERAL AND UNDERLYING SUPPORT FOR SAID DISH PORTIONS OF SAID COVER AND SAID WEB PORTION OF SAID TRAY MEMBER PROVIDING UNDERLYING SUPPORT FOR SAID WEB PORTION OF SAID COVER.
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) | 1970-02-20 | 1970-08-22 | 1971-02-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-20 | 1974-08-22 | 1975-02-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-20 | 1978-08-22 | 1979-02-21 | $7700.00 | Window Closed / Lapsed |