US2768181A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Endrin stabilization
Assignee: —
•
Filing: —
•
Granted: 1956-10-23
•
Expires: 1973-10-23
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-04 05:04
CPC Classifications
C; C07; C07D; C07D303/00; C07D303/02; C07D303/38; C07D303/40; C07D303/42
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
33 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A HALOGEN-SUBSTITURED OCTAHYDRO-ENDO,ENDO-DIMETHANONAPHTHALENE COMPOUND AND AS STABILIZER THEREFOR A STABILIZING AMOUNT UP TO 25% BY WEIGHT OF THE HALOGEN-SUBSTITUTED OCTAHYDRO-ENDO,ENDO-DIMETHANONAPHTHALENE OF A RELATIVELY NON-VOLATILE ALKALINE-REACTING MATERIAL.
Claim 2
Dependent Claim
33 words
A COMPOSITION OF MATTER CONSISTING ESSENTIALLY OF A HALOGEN-SUBSTITURED OCTAHYDRO-ENDO,ENDO-DIMETHANONAPHTHALENE COMPOUND AND AS STABILIZER THEREFOR A STABILIZING AMOUNT UP TO 25% BY WEIGHT OF THE HALOGEN-SUBSTITUTED OCTAHYDRO-ENDO,ENDO-DIMETHANONAPHTHALENE OF A RELATIVELY NON-VOLATILE ALKALINE-REACTING MATERIAL.
Claim 3
Independent Claim
39 words
THE METHOD OF STABILIZING A COMPOSITION CONSISTING ESSENTIALLY OF AN EPOXY- AND HALOGEN-SUBSTITUTED OCTAHYDRO- ENDO,ENDO-DIMETHANONAPHTHALENE COMPOUND WHICH COMPRISES INCORPORATING A STABILIZNG AMOUNT UP TO 25% BY WEIGHT OF SAID EPOXY-HEXACHLORO-OCTAHYDROENDO,ENDO-DIMETHANONAPHTHALENE OF A RELATIVELY NONVOLATILE ALKALINE-REACTING MATERIAL IN SAID COMPOSITION.
Claim 4
Independent Claim
39 words
THE METHOD OF STABILIZING A COMPOSITION CONSISTING ESSENTIALLY OF AN EPOXY- AND HALOGEN-SUBSTITUTED OCTAHYDRO- ENDO,ENDO-DIMETHANONAPHTHALENE COMPOUND WHICH COMPRISES INCORPORATING A STABILIZNG AMOUNT UP TO 25% BY WEIGHT OF SAID EPOXY-HEXACHLORO-OCTAHYDROENDO,ENDO-DIMETHANONAPHTHALENE OF A RELATIVELY NONVOLATILE ALKALINE-REACTING MATERIAL IN SAID COMPOSITION.
References Cited (Backward Citations)
US2676132A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-23 | 1960-04-23 | 1960-10-23 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-23 | 1964-04-23 | 1964-10-23 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-23 | 1968-04-23 | 1968-10-23 | $7700.00 | Window Closed / Lapsed |