US3306631A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and apparatus for forming a two-ply composite material with a profiled face and a product made therewith
Assignee: Individual
•
Filing: 1965-07-02
•
Granted: 1967-02-28
•
Expires: 1985-07-02
Abstract
No abstract record available.
Inventors
- 👤 Eugene B Bernson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 21:14
CPC Classifications
B; B29; B29C; B29C65/00; B29C65/48; B29C65/4805; B29C65/481; B29C65/4815; B29C65/483; B29C65/486; B29C66/00; B29C66/70; B29C66/72; B29C66/721
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
93 words
THE METHOD OF MAKING A COMPOSITE MATERIAL COMPRISING A FLEXIBLE THICKNESS OF PLASTIC AND A LAYER OF CLOTH WHICH COMPRISES, SUPPLYING A CHARGE OF RESIN TO BE CAST INTO AN UNCOVERED MOLD, COVERING THE MOLD WITH A LAYER OF CLOTH, BRINGING THE MOLD WITH THE RESIN THEREIN, AND WITH THE CLOTH STRETCHED OUT OVER THE MOLD AND THE RESIN THEREIN, INTO CONTACT WITH A PRESSURE MEMBER, UTILIZING THE EDGES OF THE MOLD AS CUTTING EDGES TO TRIM THE CLOTH TO THE SHAPE AND SIZE OF THE MOLD WHILE PRESSING THE CLOTH ONTO THE
Claim 2
Independent Claim
93 words
THE METHOD OF MAKING A COMPOSITE MATERIAL COMPRISING A FLEXIBLE THICKNESS OF PLASTIC AND A LAYER OF CLOTH WHICH COMPRISES, SUPPLYING A CHARGE OF RESIN TO BE CAST INTO AN UNCOVERED MOLD, COVERING THE MOLD WITH A LAYER OF CLOTH, BRINGING THE MOLD WITH THE RESIN THEREIN, AND WITH THE CLOTH STRETCHED OUT OVER THE MOLD AND THE RESIN THEREIN, INTO CONTACT WITH A PRESSURE MEMBER, UTILIZING THE EDGES OF THE MOLD AS CUTTING EDGES TO TRIM THE CLOTH TO THE SHAPE AND SIZE OF THE MOLD WHILE PRESSING THE CLOTH ONTO THE
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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) | 1970-02-27 | 1970-08-29 | 1971-02-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-02-27 | 1974-08-29 | 1975-02-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-02-27 | 1978-08-29 | 1979-02-28 | $7700.00 | Window Closed / Lapsed |