US3781315A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Halo alkoxy metal compounds
Assignee: Product Research and Chemical Corp
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Filing: 1971-07-09
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Granted: 1973-12-25
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Expires: 1991-07-09
Abstract
Abstract TIN AND TITANIUM COMPOUNDS CONTAINING, AS THE FUNCTIONAL GROUP, THE RADICAL >M(-)-O-CH2-CH-X IN WHICH M IS TIN OR TITANIUM AND X IS CHLORINE OR BROMINE, SAID COMPOUNDS BEING USEFUL AS CATALYSTS FOR CURING POLYSILOXANE, POLYURETHANE, AND EPOXY POLYMERS. THERE IS ALSO DISCLOSED A METHOD FOR MAKING SUCH ORGANOMETALLIC COMPOUNDS WHICH INCLUDES HAVING FROM 1 TO 4 CHLORINE OR BROMINE ATOMS WITH EPOXY ORGANIC COMPOUNDS.
Inventors
- 👤 A Pepe
- 👤 H Singh
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 17:11
CPC Classifications
C; C07; C07F; C07F7/00; C07F7/003; C07F7/22; C07F7/2224; C07F7/28; C08; C08G; C08G18/00; C08G18/06; C08G18/08; C08G18/16; C08G18/22; C08G59/00; C08G59/18; C08G59/68; C08G59/681; C08G59/682
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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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) | 1976-12-24 | 1977-06-25 | 1977-12-25 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-12-24 | 1981-06-25 | 1981-12-25 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-12-24 | 1985-06-25 | 1985-12-25 | $7700.00 | Window Closed / Lapsed |