Patent US2835650A successfully refreshed from Google Patents.
US2835650A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hydrocarbon resins odor stabilized with an alkyl-alkoxy monophenol
Assignee: ExxonMobil Technology and Engineering Co
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Filing: 1954-07-29
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Granted: 1958-05-20
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Expires: 1974-07-29
Abstract
No abstract record available.
Inventors
- 👤 Joseph F Nelson
- 👤 John F Mckay
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:56
CPC Classifications
C; C08; C08K; C08K5/00; C08K5/04; C08K5/13
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
51 words
AN ODOR STABLE COMPOSITION COMPRISING AN UNSATURATED HYDROCARBON RESIN PREPARED BY THE POLYMERIZATION OF A STEAM-CRACKED PETROLEUM FRACTION BOILING IN THE RANGE BETWEEN 20* AND 280*C. IN THE PRESENCE OF A FRIEDELCRAFTS CATALYST, AND AN ODOR STABILIZING AMOUNT OF 0.05 TO 1.0 WEIGHT PERCENT OF 2-TETRIARY-BUTYL-4-METHOXY MONOPHENOL, BASED ON THE RESIN.
Claim 2
Dependent Claim
51 words
AN ODOR STABLE COMPOSITION COMPRISING AN UNSATURATED HYDROCARBON RESIN PREPARED BY THE POLYMERIZATION OF A STEAM-CRACKED PETROLEUM FRACTION BOILING IN THE RANGE BETWEEN 20* AND 280*C. IN THE PRESENCE OF A FRIEDELCRAFTS CATALYST, AND AN ODOR STABILIZING AMOUNT OF 0.05 TO 1.0 WEIGHT PERCENT OF 2-TETRIARY-BUTYL-4-METHOXY MONOPHENOL, BASED ON THE RESIN.
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) | 1961-05-19 | 1961-11-18 | 1962-05-20 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1965-05-19 | 1965-11-18 | 1966-05-20 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1969-05-19 | 1969-11-18 | 1970-05-20 | $7700.00 | Window Closed / Lapsed |