US3076542A
Expired / Lapsed
US
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Display package
Assignee: WR Grace and Co
•
Filing: 1960-12-30
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Granted: 1963-02-05
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Expires: 1980-12-30
Abstract
No abstract record available.
Inventors
- 👤 Robert D Lowry
- 👤 Wylie C Kirkpatrick
- 👤 John W Harrlson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 20:31
CPC Classifications
B; B65; B65D; B65D75/00; B65D75/28; B65D73/00; B65D73/0042; B65D73/005
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
120 words
PACKAGE COMPRISING A BACKING BOARD HAVING AN OPENING THEREIN, PRODUCT BEING PACKAGED LARGER THAN SAID OPENING AND POSITIONED OVER SAID OPENING, A LIMP SHEET OF THERMOPLASTIC FILM COVERING AND TIGHTLY CONFORMING TO THAT PORTION OF THE PRODUCT THAT EXTENDS ABOVE THE BACKING BOARD, THE PERIPHERAL EDGES OF SAID LIMP SHEET BEING DRAWN OVER SAID PRODUCT AND THROUGH THE SAID OPENING AND THEN TIGHTLY DRAWN AROUND THE EDGE OF A SECOND PIECE OF BACKING MATERIAL WHICH IS LARGER IN AT LEAST ONE DIMENSION THAN SAID OPENING AND IS POSITIONED ADJACENT THE UNDERSURFACE OF SAID BACKING BOARD COVERING SAID OPENING, THE PERIPHERAL EDGE OF THE FILM SHEET HAVING A SMALLER PERIMETER THAN, THE LARGEST PERIMETER OF THE SECOND PIECE OF BACKING MATERIAL.
Claim 2
Dependent Claim
120 words
PACKAGE COMPRISING A BACKING BOARD HAVING AN OPENING THEREIN, PRODUCT BEING PACKAGED LARGER THAN SAID OPENING AND POSITIONED OVER SAID OPENING, A LIMP SHEET OF THERMOPLASTIC FILM COVERING AND TIGHTLY CONFORMING TO THAT PORTION OF THE PRODUCT THAT EXTENDS ABOVE THE BACKING BOARD, THE PERIPHERAL EDGES OF SAID LIMP SHEET BEING DRAWN OVER SAID PRODUCT AND THROUGH THE SAID OPENING AND THEN TIGHTLY DRAWN AROUND THE EDGE OF A SECOND PIECE OF BACKING MATERIAL WHICH IS LARGER IN AT LEAST ONE DIMENSION THAN SAID OPENING AND IS POSITIONED ADJACENT THE UNDERSURFACE OF SAID BACKING BOARD COVERING SAID OPENING, THE PERIPHERAL EDGE OF THE FILM SHEET HAVING A SMALLER PERIMETER THAN, THE LARGEST PERIMETER OF THE SECOND PIECE OF BACKING MATERIAL.
References Cited (Backward Citations)
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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) | 1966-02-04 | 1966-08-06 | 1967-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-02-04 | 1970-08-06 | 1971-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-02-04 | 1974-08-06 | 1975-02-05 | $7700.00 | Window Closed / Lapsed |