Patent US2944036A successfully refreshed from Google Patents.
US2944036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic solder compound
Assignee: General Mills Inc
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Filing: 1957-05-03
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Granted: 1960-07-05
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Expires: 1977-05-03
Abstract
No abstract record available.
Inventors
- 👤 Don E Floyd
- 👤 William J Ward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 10:56
CPC Classifications
C; C09; C09J; C09J163/00; C08; C08G; C08G59/00; C08G59/18; C08G59/40; C08L; C08L77/00; C08L77/06; C08L77/08; C09D; C09D163/00; C08L2666/00; C08L2666/54; Y; Y10; Y10T; Y10T428/00; Y10T428/31504; Y10T428/31511; Y10T428/31515; Y10T428/31522; Y10T428/31529; Y10T428/31678; Y10T428/31681
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
179 words
A THIXOTROPIC, HEAT-CURABLE COMPOSITION SUITABLE FOR USE AS AN AUTO-BODY SOLDER COMPOSED OF (A) AN AMINOPOLYAMIDE DERIVED FROM POLYMERIC FAT ACIDS AND A POLYAMINE HAVING THE FORMULA H2NR(NRH)PNH2 IN WHICH R IS AN ALKYLENE RADICAL AND P IS A WHOLE INTEGER OF FROM 1 TO 6, SAID AMINO-POLYAMIDE HAVING AN AMINE NUMBER WITHIN THE RANGE OF ABOUT 150 TO ABOUT 400 (B) A GLYCIDYL POLY ETHER OF A POLYHYDRIC PHENOL HAVING AN EPOXY EQUIVALENT WEIGHT OF FROM 100 TO 300, (C) A CATIONMODIFIED CLAY FLOW CONTROL AGENT HAVING THE FORMULA (T)2(T)2N+BENTONITE- WHERE T IS AN ALIPHATIC HYDROCARBON RADICAL CONTAINING FROM 1 TO 5 CARBON ATOMS, IS AN ALKYL RADICAL CONTAINING FROM 1 TO 5 CARBON ATOMS, (D) A NONVOLATILE POLAR HYDROXYL-CONTAINING ORGANIC COMPOUND AS AN ACTIVATOR FOR SAID FLOW CONTROL AGENT, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF FATTY ACID MONO ESTES OF SORBITAN AND POLYOXYALKYLENE DERIVATIVES THEREOF, SAID FATTY ACIDS CONTAINING FROM 8 TO 22 CARBON ATOMS, AND (A) AN INERT FILLER SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, IRON, THE OXIDES THEREOF AND KAOLIN CLAY.
Claim 2
Dependent Claim
179 words
A THIXOTROPIC, HEAT-CURABLE COMPOSITION SUITABLE FOR USE AS AN AUTO-BODY SOLDER COMPOSED OF (A) AN AMINOPOLYAMIDE DERIVED FROM POLYMERIC FAT ACIDS AND A POLYAMINE HAVING THE FORMULA H2NR(NRH)PNH2 IN WHICH R IS AN ALKYLENE RADICAL AND P IS A WHOLE INTEGER OF FROM 1 TO 6, SAID AMINO-POLYAMIDE HAVING AN AMINE NUMBER WITHIN THE RANGE OF ABOUT 150 TO ABOUT 400 (B) A GLYCIDYL POLY ETHER OF A POLYHYDRIC PHENOL HAVING AN EPOXY EQUIVALENT WEIGHT OF FROM 100 TO 300, (C) A CATIONMODIFIED CLAY FLOW CONTROL AGENT HAVING THE FORMULA (T)2(T)2N+BENTONITE- WHERE T IS AN ALIPHATIC HYDROCARBON RADICAL CONTAINING FROM 1 TO 5 CARBON ATOMS, IS AN ALKYL RADICAL CONTAINING FROM 1 TO 5 CARBON ATOMS, (D) A NONVOLATILE POLAR HYDROXYL-CONTAINING ORGANIC COMPOUND AS AN ACTIVATOR FOR SAID FLOW CONTROL AGENT, SAID COMPOUND BEING SELECTED FROM THE GROUP CONSISTING OF FATTY ACID MONO ESTES OF SORBITAN AND POLYOXYALKYLENE DERIVATIVES THEREOF, SAID FATTY ACIDS CONTAINING FROM 8 TO 22 CARBON ATOMS, AND (A) AN INERT FILLER SELECTED FROM THE GROUP CONSISTING OF ALUMINUM, IRON, THE OXIDES THEREOF AND KAOLIN CLAY.
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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) | 1963-07-05 | 1964-01-04 | 1964-07-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-07-05 | 1968-01-04 | 1968-07-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-07-05 | 1972-01-04 | 1972-07-05 | $7700.00 | Window Closed / Lapsed |