Patent DE1121167B successfully refreshed from Google Patents.
US3036878A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Polyurethanes
Assignee: Globe Manufacturing Co
•
Filing: 1959-09-25
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Granted: 1962-05-29
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Expires: 1979-09-25
Abstract
No abstract record available.
Inventors
- 👤 Polansky Seymour
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 18:33
CPC Classifications
D; D01; D01F; D01F6/00; D01F6/58; D01F6/70; Y; Y10; Y10S; Y10S264/00; Y10S264/77
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
30 words
A PROCESS OF SPINNING A POLYURETHANE COMPRISING SPINNING THE POLYURETHANE INTO AN INERT FLUID MEDIUM WHILE IT IS IN SOLUTION IN A SOLVENT AND IN THE STATE OF INCIPIENT GELATION.
Claim 2
Dependent Claim
30 words
A PROCESS OF SPINNING A POLYURETHANE COMPRISING SPINNING THE POLYURETHANE INTO AN INERT FLUID MEDIUM WHILE IT IS IN SOLUTION IN A SOLVENT AND IN THE STATE OF INCIPIENT GELATION.
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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) | 1965-05-28 | 1965-11-27 | 1966-05-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-05-28 | 1969-11-27 | 1970-05-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-05-28 | 1973-11-27 | 1974-05-29 | $7700.00 | Window Closed / Lapsed |