US3098048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Detergent polyurethane products
Assignee: IND BIOLOGY LAB Inc
•
Filing: 1958-09-26
•
Granted: 1963-07-16
•
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 12:56
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.
References Cited (Backward Citations)
US2494920A
Cited
US2650212A
Cited
US2948691A
Cited
US2769732A
Cited
US2866774A
Cited
US3042631A
Cited
US2868518A
Cited
US2955091A
Cited
US2962183A
Cited
US2920983A
Cited
US2977330A
Cited
US2927905A
Cited
US3024207A
Cited
US2959618A
Cited
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 |