Patent US3098048A successfully refreshed from Google Patents.
US3098048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent polyurethane products
Assignee: IND BIOLOGY LAB Inc
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Filing: 1958-09-26
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Granted: 1963-07-16
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Expires: 1978-09-26
Abstract
No abstract record available.
Inventors
- 👤 Morris V Shelanski
- 👤 Levenson Theodore
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 16:44
CPC Classifications
C; C08; C08J; C08J9/00; C08J9/0061; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/0804; C08G18/0809; C08G18/0814; C08G18/28; C08G18/40; C08G18/48; C08G18/50; C08G18/5021; C08G18/5036; C08G18/5039; C08G18/70; C08G18/72; C08G18/74; C08G18/76; C08G18/7614; C08G18/7621; C08G18/7657; C08G18/7685; C11; C11D; C11D17/00; C11D17/04; C11D17/049; C08G2110/00; C08G2110/0008; C08G2110/0083; C08J2375/00; C08J2375/04; C08J2375/08; C08J2471/00; Y; Y10; Y10S; Y10S47/00; Y10S47/10; Y10S528/00; Y10S528/904
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
85 words
A PRODUCT CONSISTING OF A SOLID SHAPED BODY FORMED BY THE REACTION OF AN ORGANIC DIISOCYANATE AND A SURFACTANT, WHEREIN THE DIISOCYANATE IS PRECENT IN AN AMOUNT EXCEEDING THE STOICHIOMETRIC AMOUNT NECESSARY FOR THE REACTION AND WHEREIN THE SURFACTANT COMPRISES SEQUENTIALLY ADDED HYDROPHOBIC AND HYDROPHILIC PORTIONS, THE HYDROPHOBIC PORTION BEING AN ALKYL AMIDE, AND THE HYDROPHILIC PORTION COMPRISING AT LEAST TWO ETHYLENE OXIDE CHAINS INDIVIDUALLY LINKED TO THE HYDROPHOBIC PORTION, THE REACTION PRODUCT BEING CURED AND HAVING AN ETHYLENE OXIDE CONTENT OF 30-80% BY WEIGHT.
Claim 2
Dependent Claim
85 words
A PRODUCT CONSISTING OF A SOLID SHAPED BODY FORMED BY THE REACTION OF AN ORGANIC DIISOCYANATE AND A SURFACTANT, WHEREIN THE DIISOCYANATE IS PRECENT IN AN AMOUNT EXCEEDING THE STOICHIOMETRIC AMOUNT NECESSARY FOR THE REACTION AND WHEREIN THE SURFACTANT COMPRISES SEQUENTIALLY ADDED HYDROPHOBIC AND HYDROPHILIC PORTIONS, THE HYDROPHOBIC PORTION BEING AN ALKYL AMIDE, AND THE HYDROPHILIC PORTION COMPRISING AT LEAST TWO ETHYLENE OXIDE CHAINS INDIVIDUALLY LINKED TO THE HYDROPHOBIC PORTION, THE REACTION PRODUCT BEING CURED AND HAVING AN ETHYLENE OXIDE CONTENT OF 30-80% BY WEIGHT.
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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) | 1966-07-15 | 1967-01-14 | 1967-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-07-15 | 1971-01-14 | 1971-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-07-15 | 1975-01-14 | 1975-07-16 | $7700.00 | Window Closed / Lapsed |