US3326787A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of manufacturing polyurethane foam using a gas to create sonic energy
Assignee: Motors Liquidation Co
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Filing: 1963-09-05
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Granted: 1967-06-20
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Expires: 1983-09-05
Abstract
No abstract record available.
Inventors
- 👤 James W Jacobs
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 11:46
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/04; C08J9/12; C08J9/14; C08J9/143; C08J9/147; C08J2375/00; C08J2375/04; Y; Y10; Y10S; Y10S521/00; Y10S521/917
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
IN A METHOD OF MAKING IMPROVED FOAMED POLYURETHANES FROM POLURETHANE FORMING INGREDIENTS INCLUDING AS BASIC REACTANTS A POLYISOCYANATE AND AN ACTIVATOR AND A SURFACTANT AND A GAS AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYETHER AND POLYESTER WHICH WILL REACT WITH SAID POLYISOCYANTATE TO FORM POLYURETHANE, THE STEPS OF PASSING THROUGH A RESONATOR TO CREATS HIGH INTENSITY WAVE ENERGY AND INTERMIXING SAID GAS AND THE REACTION MIXTURE IN THE FIELD OF THE HIGH INTENSITY WAVE ENERGY OF THE RESONATOR TO FORM FOAMED POLYURETHANE.
Claim 2
Dependent Claim
85 words
IN A METHOD OF MAKING IMPROVED FOAMED POLYURETHANES FROM POLURETHANE FORMING INGREDIENTS INCLUDING AS BASIC REACTANTS A POLYISOCYANATE AND AN ACTIVATOR AND A SURFACTANT AND A GAS AND A MATERIAL SELECTED FROM THE GROUP CONSISTING OF POLYETHER AND POLYESTER WHICH WILL REACT WITH SAID POLYISOCYANTATE TO FORM POLYURETHANE, THE STEPS OF PASSING THROUGH A RESONATOR TO CREATS HIGH INTENSITY WAVE ENERGY AND INTERMIXING SAID GAS AND THE REACTION MIXTURE IN THE FIELD OF THE HIGH INTENSITY WAVE ENERGY OF THE RESONATOR TO FORM FOAMED POLYURETHANE.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1970-06-19 | 1970-12-19 | 1971-06-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1974-06-19 | 1974-12-19 | 1975-06-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1978-06-19 | 1978-12-19 | 1979-06-20 | $7700.00 | Window Closed / Lapsed |