Patent US3047528A successfully refreshed from Google Patents.
US3047528A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Elastomer composition
Assignee: —
•
Filing: —
•
Granted: 1962-07-31
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Expires: 1979-07-31
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 05:02
CPC Classifications
C; C08; C08L; C08L83/00; C08L83/04; C08G; C08G77/00; C08G77/04; C08G77/20; C08G77/12; C08G77/14; C08G77/16; C08G77/70; C08K; C08K5/00; C08K5/04; C08K5/09; C08K5/098; C08L2666/00; C08L2666/28; C08L2666/54
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
148 words
A CURABLE COMPOSITION COMPRISING (A) AN ORGANOPOLYSILOXANE HAVING A VISCOSITY OF AT LEAST 100,000 CENTISTOKES WHEN MEASURED AT 25*C. AND CONTAINING AN AVERAGE OF ABOUT 2 ORGANIC GROUPS PER SILICON ATOM, FROM ABOUT 0.01 TO 10 PERCENT OF THE SILICON ATOMS IN SAID ORGANOPOLYSILOXANE BEING ATTACHED TO A CARBOXYALKYL RADICAL, WITH THE REMAINING ORGANIC GROUPS BEING SELECTED FROM THE CLASS CONSISTING OF MONOVALENT HYDROCARBON RADICALS, HALOGENATED MONOVALENT HYDROCARBON RADICALS AND CYANOALKYL RADICALS, (B) A FILLER SELECTED FROM THE CLASS CONSISTING OF FINELY DIVIDED SILICA AND FINELY DIVIDED CARBON AND (C) AS A CURING AGENT, A POLYVALENT METAL COMPOUND SELECTED FROM THE CLASS CONSISTING OF POLYVALENT METAL OXIDES, POLYVALENT METAL HYDROXIDES, POLYVALENT METAL CARBONATES, POLYVALENT METAL SALTS OF CARBOXYLIC ACIDS CONTAINING UP TO 11 CARBON ATOMS, POLYVALENT METAL ALCOHOLATES OF ALCOHOLS CONTAINING UP TO 11 CARBON ATOMS, AND POLYVALENT METAL SALTS OF ENOLS CONTAINING UP TO 11 CARBON ATOMS.
Claim 2
Dependent Claim
148 words
A CURABLE COMPOSITION COMPRISING (A) AN ORGANOPOLYSILOXANE HAVING A VISCOSITY OF AT LEAST 100,000 CENTISTOKES WHEN MEASURED AT 25*C. AND CONTAINING AN AVERAGE OF ABOUT 2 ORGANIC GROUPS PER SILICON ATOM, FROM ABOUT 0.01 TO 10 PERCENT OF THE SILICON ATOMS IN SAID ORGANOPOLYSILOXANE BEING ATTACHED TO A CARBOXYALKYL RADICAL, WITH THE REMAINING ORGANIC GROUPS BEING SELECTED FROM THE CLASS CONSISTING OF MONOVALENT HYDROCARBON RADICALS, HALOGENATED MONOVALENT HYDROCARBON RADICALS AND CYANOALKYL RADICALS, (B) A FILLER SELECTED FROM THE CLASS CONSISTING OF FINELY DIVIDED SILICA AND FINELY DIVIDED CARBON AND (C) AS A CURING AGENT, A POLYVALENT METAL COMPOUND SELECTED FROM THE CLASS CONSISTING OF POLYVALENT METAL OXIDES, POLYVALENT METAL HYDROXIDES, POLYVALENT METAL CARBONATES, POLYVALENT METAL SALTS OF CARBOXYLIC ACIDS CONTAINING UP TO 11 CARBON ATOMS, POLYVALENT METAL ALCOHOLATES OF ALCOHOLS CONTAINING UP TO 11 CARBON ATOMS, AND POLYVALENT METAL SALTS OF ENOLS CONTAINING UP TO 11 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) | 1965-07-30 | 1966-01-29 | 1966-07-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-07-30 | 1970-01-29 | 1970-07-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-07-30 | 1974-01-29 | 1974-07-31 | $7700.00 | Window Closed / Lapsed |