Laminated paper protector structure
Abstract
Abstract THE DISCLOSURE SETS FORTH A LAMINATED PAPER STRUCTURE HAVING A FIBROUS FILLER ENCLOSED BETWEEN A PLURALITY, AND DESIRABLY TWO, SHEETS OF A RELATIVELY STRONG PAPER STOCK, BETWEEN WHICH PAPER WASTE OR FIBROUS MATERIALS ARE INSERTED TO GIVE A CUSHIONED EFFECT. THE PAPER WASTE OR FIBROUS MATERIAL MAY BE HELD IN POSITION BY MEANS OF A FLEXIBLE THERMOPLASTIC ADHESIVE MATERIAL OF RESINOUS NATURE, SUCH AS THERMOPLASTIC POLYMERIC RESINOUS ADHESIVE, OR LESS PREFERABLY GLUE, ASPHALT OR SIMILAR ADHESIVE MATERIALS, WHICH IS DESIRABLY APPLIED TO ONE OR BOTH OF THE INSIDE FACES OF THE ENVELOPE, PACKAGE OR LAMINATED SHEET. THE SIDE OF THE ENCLOSURE MAY ALSO BE PROVIDED WITH RELATIVELY THIN SOFT SHEETS OF TISSUE OR LIGHT WEIGHT PAPER WHICH WILL PREVENT ABRASION AND PROTECT THE CONTENTS OF THE ENVELOPE OR THE MATERIALS WHICH ARE TO BE COVERED BY THE LAMINATED PAPERS FOR PROTECTION PURPOSES.
Inventors
- 👤 George Gerard
Bibliographic Details
Claims Analysis
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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) | 1974-08-02 | 1975-02-01 | 1975-08-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-08-02 | 1979-02-01 | 1979-08-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-08-02 | 1983-02-01 | 1983-08-03 | $7700.00 | Window Closed / Lapsed |