US3213048A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process for preparing organo- polysiloxane compositions
Assignee: —
•
Filing: —
•
Granted: 1965-10-19
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Expires: 1982-10-19
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 19:39
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/30; C08G; C08G77/00; C08G77/04; C08G77/14; C08G77/16; C08G77/70; C08K5/00; C08K5/54; C08K5/541; C08K5/5415; C08K5/5419; C08K5/55; C08L; C08L83/00; C08L83/04; Y; Y10; Y10S; Y10S128/00; Y10S128/21
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
56 words
A PROCESS FOR THE PRODUCTION OF PLASTIC ORGANOPOLYSILOXANE COMPOSITIONS THAT EXHIBIT A HIGH DEGREE OF ELASTICITY UNDER SUDDENLY APPLIED STRESS COMPRISING AGITATING AT A TEMPERATURE IN THE RANGE OF 20*C. TO 30*C., A MIXTURE COMPRISING AN ALKYL BORATE AND 20 TO 200 PARTS, PERPART OF SAID ALKYL BORATE OF A SILANOL CHAIN-STOPPED POLYDIMETHYLSILOXANE HAVING THE FORMULA
Claim 2
Dependent Claim
56 words
A PROCESS FOR THE PRODUCTION OF PLASTIC ORGANOPOLYSILOXANE COMPOSITIONS THAT EXHIBIT A HIGH DEGREE OF ELASTICITY UNDER SUDDENLY APPLIED STRESS COMPRISING AGITATING AT A TEMPERATURE IN THE RANGE OF 20*C. TO 30*C., A MIXTURE COMPRISING AN ALKYL BORATE AND 20 TO 200 PARTS, PERPART OF SAID ALKYL BORATE OF A SILANOL CHAIN-STOPPED POLYDIMETHYLSILOXANE HAVING THE FORMULA
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) | 1968-10-18 | 1969-04-19 | 1969-10-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-10-18 | 1973-04-19 | 1973-10-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-10-18 | 1977-04-19 | 1977-10-19 | $7700.00 | Window Closed / Lapsed |