US3197531A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for even distribution of liquid-state foam
Assignee: Union Carbide Corp
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Filing: 1963-05-28
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Granted: 1965-07-27
•
Expires: 1983-05-28
Abstract
No abstract record available.
Inventors
- 👤 Jr Donald E Wilbur
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 11:15
CPC Classifications
B; B29; B29C; B29C44/00; B29C44/34; B29C44/36; B29C44/46; B29C44/467
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
98 words
A METHOD OF SPREADING AND DISTRIBUTING LIQUIDSTATE FOAM COMPRISING DEPOSITING SAID LIQUID-STATE FOAM ONTO A SUITALBE BASE HAVING A MOLD CONTAINING SIDEWALLS AND A BOTTOM FROM A PLURALITY OF ADJACENTLY SPACED DISPENSING ORIFICES IN A MANNER SUCH THAT AS IMPINGING MULTIPLE STREAMS OF GAS ARE DIRECTED SUBSTANTIALLY PERPENDICULAR TO SAID FOAM AN INTEGRAL, UNIFORM AND EVEN LAYDOWN IS IMMEDIATELY ESTABLISHED IN SAID MOLD FROM SIDEWALL TO SIDEWALL PRIOR TO THE COMMENCEMENT OF THE FOAMING ACTION WHEREBY THE FRONT AND REAR PORTION OF SAID MOLD ARE UNIFORMLY FILLED TO THE SAME DEPTH AS THE REMAINING PORTIONS OF SAID MOLD.
Claim 2
Independent Claim
98 words
A METHOD OF SPREADING AND DISTRIBUTING LIQUIDSTATE FOAM COMPRISING DEPOSITING SAID LIQUID-STATE FOAM ONTO A SUITALBE BASE HAVING A MOLD CONTAINING SIDEWALLS AND A BOTTOM FROM A PLURALITY OF ADJACENTLY SPACED DISPENSING ORIFICES IN A MANNER SUCH THAT AS IMPINGING MULTIPLE STREAMS OF GAS ARE DIRECTED SUBSTANTIALLY PERPENDICULAR TO SAID FOAM AN INTEGRAL, UNIFORM AND EVEN LAYDOWN IS IMMEDIATELY ESTABLISHED IN SAID MOLD FROM SIDEWALL TO SIDEWALL PRIOR TO THE COMMENCEMENT OF THE FOAMING ACTION WHEREBY THE FRONT AND REAR PORTION OF SAID MOLD ARE UNIFORMLY FILLED TO THE SAME DEPTH AS THE REMAINING PORTIONS OF SAID MOLD.
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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) | 1968-07-26 | 1969-01-25 | 1969-07-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-07-26 | 1973-01-25 | 1973-07-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-07-26 | 1977-01-25 | 1977-07-27 | $7700.00 | Window Closed / Lapsed |