Patent US2916403A successfully refreshed from Google Patents.
US2916403A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Bonding compositions
Assignee: General Electric Co
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Filing: 1956-08-16
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Granted: 1959-12-08
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Expires: 1976-08-16
Abstract
No abstract record available.
Inventors
- 👤 Gene C Calderwood
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 11:54
CPC Classifications
H; H01; H01B; H01B3/00; H01B3/18; H01B3/30; H01B3/302; C; C08; C08G; C08G18/00; C08G18/06; C08G18/28; C08G18/40; C08G18/42; C08G18/4205; C08G18/4208; C08G18/4211; C08G18/4219; C08G18/70; C08G18/72; C08G18/80; C08G18/8061; C08G18/8064; C08G18/8067; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/294; Y10T428/31504; Y10T428/31551; Y10T428/31565; Y10T428/31605
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
115 words
A COMPOSITION OF MATTER COMPRISING (1) AN ORGANIC POLYISOCYANATE MATERIAL CONTAINING AT LEAST THREE ISOCYANATE GROUPS PER MOLECULE, OF WHICH ALL BUT TWO ARE MASKED BY A MASKING MATERIAL SELECTED FROM THE GROUP CONSISTING OF PHENOLS, PHENOL DERIVATIVES AND MALONIC ESTERS AND CONTAINING ACTIVE HYDROGEN IN SUCH AMOUNT THAT THE PRODUCT OF REACTION CONTAINS TWO FREE ISOCYANATE GROUPS PER MOLECULE AND (2) AN ORGANIC POLYESTER PREPARED FROM A CARBOXYLIC ACID AND A POLYHYDRIC ALCOHOL, SAID ORGANIC POLYESTER BEING SELECTED FROM THE GROUP CONSISTING OF POLYESTERS HAVING 3 HYDROXYL GROUPS PER MOLECULE AND AN ACID NUMBER OF 10 TO 25 AND POLYESTERS HAVING 4 HYDROXYL GROUPS PER MOLECULE AND AN ACID NUMBER OF 16 TO 25.
Claim 2
Dependent Claim
115 words
A COMPOSITION OF MATTER COMPRISING (1) AN ORGANIC POLYISOCYANATE MATERIAL CONTAINING AT LEAST THREE ISOCYANATE GROUPS PER MOLECULE, OF WHICH ALL BUT TWO ARE MASKED BY A MASKING MATERIAL SELECTED FROM THE GROUP CONSISTING OF PHENOLS, PHENOL DERIVATIVES AND MALONIC ESTERS AND CONTAINING ACTIVE HYDROGEN IN SUCH AMOUNT THAT THE PRODUCT OF REACTION CONTAINS TWO FREE ISOCYANATE GROUPS PER MOLECULE AND (2) AN ORGANIC POLYESTER PREPARED FROM A CARBOXYLIC ACID AND A POLYHYDRIC ALCOHOL, SAID ORGANIC POLYESTER BEING SELECTED FROM THE GROUP CONSISTING OF POLYESTERS HAVING 3 HYDROXYL GROUPS PER MOLECULE AND AN ACID NUMBER OF 10 TO 25 AND POLYESTERS HAVING 4 HYDROXYL GROUPS PER MOLECULE AND AN ACID NUMBER OF 16 TO 25.
Claim 3
Dependent Claim
43 words
A PROCESS OF COATING A WIRE CONDUCTOR WHICH COMPRISES THE STEPS OF (1) APPLYING THE COMPOSITION OF CLAIM 1 TO A WIRE CONDUCTOR (2) HEATING SAID COATED CONDUCTOR TO A TEMPERATURE BETWEEN 125*F. AND 200*F. TO FORM A THERMOSET PRODUCT ON SAID CONDUCTOR.
References Cited (Backward Citations)
US2333922A
Cited
US2531392A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-12-07 | 1963-06-08 | 1963-12-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-12-07 | 1967-06-08 | 1967-12-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-12-07 | 1971-06-08 | 1971-12-08 | $7700.00 | Window Closed / Lapsed |