US3562370A
Expired / Lapsed
US
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Method of producing cellular bodies having high compressive strength
Assignee: Owens Corning
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Filing: 1966-09-29
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Granted: 1971-02-09
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Expires: 1986-09-29
Abstract
Abstract D R A W I N G THE PRODUCTION OF CELLULAR BODIES CONSTITUTING GLASS FOAM PELLETS IN END TO END ABUTTING ENGAGEMENT LATERALLY BONDED TOGETHER BY A TIGHTLY ADHERING EXPANDABLE BINDER. THE BINDER MAY BE A FOAMABLE ORGANIC RESIN OR A FOAMABLE INORGANIC MATERIAL. EXAMPLES OF SUCH MATERIALS BEING PARTIALLY FOAMED POLYSTYRENE BEADS OR A FOAMED OXYCHLORIDE OXY-SULFATE CEMENT.
Inventors
- 👤 Richard F Shannon
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:41
CPC Classifications
B; B29; B29C; B29C70/00; B29C70/58; B29C70/66; C; C03; C03C; C03C11/00; C04; C04B; C04B26/00; C04B26/02; C04B28/00; C04B28/30; C04B30/00; C08; C08J; C08J9/00; C08J9/35; B29K; B29K2105/00; B29K2105/06; B29K2105/16; B29K2105/165; B29K2709/00; B29K2709/08; Y; Y10; Y10T; Y10T428/00; Y10T428/23907; Y10T428/23957; Y10T428/23964; Y10T428/23971; Y10T428/249921; Y10T428/249953; Y10T428/249961; Y10T428/249971; Y10T428/249972; Y10T428/249974
Claims Analysis
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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) | 1974-02-08 | 1974-08-10 | 1975-02-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1978-02-08 | 1978-08-10 | 1979-02-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1982-02-08 | 1982-08-10 | 1983-02-09 | $7700.00 | Window Closed / Lapsed |