US3050491A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of preparing self-adhering organopolysiloxane elastomers
Assignee: Wacker Chemie AG
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Filing: 1960-02-18
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Granted: 1962-08-21
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Expires: 1980-02-18
Abstract
No abstract record available.
Inventors
- 👤 Nitzsche Siegfried
- 👤 Wick Manfred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 11:52
CPC Classifications
C; C08; C08K; C08K3/00; C08K3/38; C08G; C08G77/00; C08G77/04; C08G77/06; C08G77/08; C08K5/00; C08K5/55
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
29 words
A METHOD OF PREPARING SELF-ADHERING SILICONE RUBBER CONSISTING ESSENTIALLY OF (A) ADMIXING (1) A HIGH POLYMER DIORGANOSILOXANE PREPARED BY POLYMERIZING A LOW MOLECULAR WEIGHT DIORGANOSILOXANE OF THE UNIT FORMULA
Claim 2
Independent Claim
29 words
A METHOD OF PREPARING SELF-ADHERING SILICONE RUBBER CONSISTING ESSENTIALLY OF (A) ADMIXING (1) A HIGH POLYMER DIORGANOSILOXANE PREPARED BY POLYMERIZING A LOW MOLECULAR WEIGHT DIORGANOSILOXANE OF THE UNIT FORMULA
Claim 3
Independent Claim
30 words
THE METHOD OF PREPARING HIGH POLYMER DIORGANOSILOXANE SUITABLE FOR USE IN SELF-ADHERING SILICONE RUBBER CONSISTING ESSENTIALLY OF POLYMERIZING LOW MOLECULAR WEIGHT DIORGANOSLOXANE POLYMER CONSISTING ESSENTIALLY OF UNITS OF THE FORMULA
Claim 4
Independent Claim
30 words
THE METHOD OF PREPARING HIGH POLYMER DIORGANOSILOXANE SUITABLE FOR USE IN SELF-ADHERING SILICONE RUBBER CONSISTING ESSENTIALLY OF POLYMERIZING LOW MOLECULAR WEIGHT DIORGANOSLOXANE POLYMER CONSISTING ESSENTIALLY OF UNITS OF THE FORMULA
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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) | 1965-08-20 | 1966-02-19 | 1966-08-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-08-20 | 1970-02-19 | 1970-08-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-08-20 | 1974-02-19 | 1974-08-21 | $7700.00 | Window Closed / Lapsed |