US3555130A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Forming pigmented integrally bonded coverings on articles of microcellular urethane foam
Assignee: Davidson Rubber Co Inc
•
Filing: 1966-08-29
•
Granted: 1971-01-12
•
Expires: 1986-08-29
Abstract
Abstract LULAR URETHANE SKIN THAT IS STRONGLY BONDED TO THE VINYL/ ACRYLIC COPOLYMER COATING. A METHOD OF PRODUCING A MOLDED ARTICLE OF MICROCELLULAR URETHANE FOAM HAVING AN INTERGRAL URETHANE SKIN COMPRISING SPRAYING AT LEAST A PORTION OF THE MOLD WALL WITH A THIN NON-SUPPORTING LAYER OF A VINYL/ACRYLIC POLYMER DISPERSED IN AN ORGANIC LIQUID CARRIER, INJECTING A FOAMABLE MICROCELLULAR URETHANE FORMULATION INTO THE MOLD, CLOSING THE MOLD AND FOAMING THE URETHANE COMPOSITION SUCH THAT THE FOAM FORMS AN INTEGRAL MICROCEL-
Inventors
- 👤 Seymour S Feuer
- 👤 Richard D Rhodes Jr
- 👤 Allan F Torres
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 21:10
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/34; B; B29; B29C; B29C44/00; B29C44/02; B29C44/12; B29C44/14; C08J2375/00
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1974-01-11 | 1974-07-13 | 1975-01-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-01-11 | 1978-07-13 | 1979-01-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-01-11 | 1982-07-13 | 1983-01-12 | $7700.00 | Window Closed / Lapsed |