US3240622A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Lubricating elastomers with silicate esters
Assignee: EIDP Inc
•
Filing: 1962-08-27
•
Granted: 1966-03-15
•
Expires: 1982-08-27
Abstract
No abstract record available.
Inventors
- 👤 Carroll F Chandler
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-31 23:07
CPC Classifications
D; D06; D06M; D06M15/00; D06M15/19; D06M15/37; D06M15/643; B; B65; B65H; B65H71/00; D06M13/00; D06M13/10; D06M13/184; D06M13/50; D06M13/503; D06M13/507; D06M13/51; D06M13/513; D06M7/00; B65H2701/00; B65H2701/30; B65H2701/31; D06M2200/00; D06M2200/40; Y; Y10; Y10T; Y10T428/00; Y10T428/29; Y10T428/2913; Y10T428/2933; Y10T428/2962; Y10T428/2964; Y10T428/2967
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
67 words
A LUBRICATED ELASTIC STRUCTURE HAVING IMPROVED COLOR STABILITY COMPRISING A FILAMENT OF A SYNTHETIC SEGMENTED ELASTOMERIC COPOLYMER HAVING THEREON AT LEAST ABOUT 0.5% BY WEIGHT OF AN ORGANIC SILICATE ESTER SELECTED FROM THE GROUP CONSISTING OF ORTHOSILICATE ESTERS AND DIMER SILICATES IN WHICH EACH ORGANIC RADICAL WHICH IS ATTACHED THROUGH AN OXYGEN TO THE SILICON ATOMS IS AN ALKYL RADICAL AND CONTAINS AT LEAST SIX CARBON ATOMS.
Claim 2
Dependent Claim
67 words
A LUBRICATED ELASTIC STRUCTURE HAVING IMPROVED COLOR STABILITY COMPRISING A FILAMENT OF A SYNTHETIC SEGMENTED ELASTOMERIC COPOLYMER HAVING THEREON AT LEAST ABOUT 0.5% BY WEIGHT OF AN ORGANIC SILICATE ESTER SELECTED FROM THE GROUP CONSISTING OF ORTHOSILICATE ESTERS AND DIMER SILICATES IN WHICH EACH ORGANIC RADICAL WHICH IS ATTACHED THROUGH AN OXYGEN TO THE SILICON ATOMS IS AN ALKYL RADICAL AND CONTAINS AT LEAST SIX CARBON ATOMS.
References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1969-03-14 | 1969-09-13 | 1970-03-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1973-03-14 | 1973-09-13 | 1974-03-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1977-03-14 | 1977-09-13 | 1978-03-15 | $7700.00 | Window Closed / Lapsed |