US3032828A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of making fabric-foam laminates
Assignee: Uniroyal Inc
•
Filing: 1960-03-29
•
Granted: 1962-05-08
•
Expires: 1980-03-29
Abstract
No abstract record available.
Inventors
- 👤 Eugene J Bethe
- 👤 Edmund J Gunter
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 05:52
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/20; B29C44/32; B29C44/321; B29K; B29K2021/00; B29K2105/00; B29K2105/0058; B29K2105/0064
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
109 words
A PROCESS FOR MANUFACTURING A FOAM BACKED FABRIC LAMINATE COMPRISING THE STEPS OF RUNNING A NON-STRETCHABLE FABRIC OVER A RELATIVELY LARGE ROTABLE CURVE SURFACE, DEPOSITING A LAYER OF LIQUID FOAM LATEX ON TOP OF THE FABRIC SURFACE, ADVANCING THE FABRIC AND FOAM ON THE CURVED PATH DEFINED BY THE SAID SURFACE, THEREAFTER GELLING THE FOAM WHILE IT IS ON THE LARGE CURVED SURFACE, REMOVING THE COMPOSITE GELLED FOAM FABRIC FROM THE CURVED SURFACE AND BRINGING IT IN CONTACT WITH A CARRIER BELT SO THAT THE FOAM LIES BETWEEN THE CARRIER BELT AND THE FABRIC, AND SUBSEQUENTLY HEATING AND VULCANIZING THE LATEX FOAM WHILE IN CONTACT WITH THE CARRIER BELT.
Claim 2
Dependent Claim
109 words
A PROCESS FOR MANUFACTURING A FOAM BACKED FABRIC LAMINATE COMPRISING THE STEPS OF RUNNING A NON-STRETCHABLE FABRIC OVER A RELATIVELY LARGE ROTABLE CURVE SURFACE, DEPOSITING A LAYER OF LIQUID FOAM LATEX ON TOP OF THE FABRIC SURFACE, ADVANCING THE FABRIC AND FOAM ON THE CURVED PATH DEFINED BY THE SAID SURFACE, THEREAFTER GELLING THE FOAM WHILE IT IS ON THE LARGE CURVED SURFACE, REMOVING THE COMPOSITE GELLED FOAM FABRIC FROM THE CURVED SURFACE AND BRINGING IT IN CONTACT WITH A CARRIER BELT SO THAT THE FOAM LIES BETWEEN THE CARRIER BELT AND THE FABRIC, AND SUBSEQUENTLY HEATING AND VULCANIZING THE LATEX FOAM WHILE IN CONTACT WITH THE CARRIER BELT.
References Cited (Backward Citations)
GB794454A
Cited
US2865046A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-05-07 | 1965-11-06 | 1966-05-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-07 | 1969-11-06 | 1970-05-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-07 | 1973-11-06 | 1974-05-08 | $7700.00 | Window Closed / Lapsed |