US3072607A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hardenable compositions comprising epoxide compounds and cyclic ethers or thioethers
Assignee: BASF Schweiz AG
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Filing: 1959-03-31
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Granted: 1963-01-08
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Expires: 1979-03-31
Abstract
No abstract record available.
Inventors
- 👤 Fisch Willy
- 👤 Zuppinger Paul
- 👤 Brueschweiler Hans
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 01:58
CPC Classifications
C; C08; C08G; C08G59/00; C08G59/18; C08G59/20; C08G59/22; C08G59/226; C08G59/14; C08G59/1433; C08G59/40; C08G59/4007; C08G59/4078; C08G59/68; C08G59/72; C08G75/00; C08G75/02; C08G75/06
Claims Analysis
Total Claims: 3
Claim 1
Independent Claim
43 words
THE PROCESS FOR MAKING A HARDENABLE COMPOSITION, COMPRISING THE STEPS OF INTIMATELY MIXING (1) A 1:2EPOXIDE COMPOUND HAVING A 1:2-EPOXIDE EQUIVALENCY GREATER THAN 1 WITH (2) A FIVE-MEMBERED CCYCLIC COMPOUND OF THE FORMULA: FFIG-01 WHERE R IS SELECTED FROM THE GROUP CONSISTING OFF
Claim 2
Dependent Claim
43 words
THE PROCESS FOR MAKING A HARDENABLE COMPOSITION, COMPRISING THE STEPS OF INTIMATELY MIXING (1) A 1:2EPOXIDE COMPOUND HAVING A 1:2-EPOXIDE EQUIVALENCY GREATER THAN 1 WITH (2) A FIVE-MEMBERED CCYCLIC COMPOUND OF THE FORMULA: FFIG-01 WHERE R IS SELECTED FROM THE GROUP CONSISTING OFF
Claim 3
Dependent Claim
9 words
A PRODUCT PRODUCED BY THE PROCESS OF CLAIM 1.
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) | 1966-01-07 | 1966-07-09 | 1967-01-08 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1970-01-07 | 1970-07-09 | 1971-01-08 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1974-01-07 | 1974-07-09 | 1975-01-08 | $7700.00 | Window Closed / Lapsed |