US2570185A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Alkoxysilane-amine asphalt additive
Assignee: 3M Co
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Filing: 1947-04-18
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Granted: 1951-10-09
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Expires: 1967-04-18
Abstract
No abstract record available.
Inventors
- 👤 Paul H Aldrich
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 18:26
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/54; C08K5/544; C08K5/16; C08K5/17
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A COMPOSITION HAVING VALUE AS A WETTING AND ANTI-STRIPPING AGENT IN CONNECTION WITH THE PREPARATION AND USE OF ASPHALT-AGGREGATE HIGHWAY MIX, SAID COMPOSITION COMPRISING THE PRODUCT OBTAINED BY MIXING TOGETHER A TERTIARY-CARBINOXY POLYAMINO SILANE AD AND ORGANIC AMINE HAVING AN -NH2 GROUP ATTACHED TO AN ALIPHATIC CHAIN CONTAINING SIX TO EIGHTEEN CONTIGUOUS CARBON ATOMS, AND HEATING TO A TEMPERTURE ABOVE THE MELTING POINTS BUT BELOW THE BOILING POINTS OF SAID SILANE AND SAID AMINE.
Claim 2
Dependent Claim
74 words
A COMPOSITION HAVING VALUE AS A WETTING AND ANTI-STRIPPING AGENT IN CONNECTION WITH THE PREPARATION AND USE OF ASPHALT-AGGREGATE HIGHWAY MIX, SAID COMPOSITION COMPRISING THE PRODUCT OBTAINED BY MIXING TOGETHER A TERTIARY-CARBINOXY POLYAMINO SILANE AD AND ORGANIC AMINE HAVING AN -NH2 GROUP ATTACHED TO AN ALIPHATIC CHAIN CONTAINING SIX TO EIGHTEEN CONTIGUOUS CARBON ATOMS, AND HEATING TO A TEMPERTURE ABOVE THE MELTING POINTS BUT BELOW THE BOILING POINTS OF SAID SILANE AND SAID AMINE.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-10-08 | 1955-04-09 | 1955-10-09 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-10-08 | 1959-04-09 | 1959-10-09 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-10-08 | 1963-04-09 | 1963-10-09 | $7700.00 | Window Closed / Lapsed |