US2556880A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Synthetic oils and resins and methods of producing same
Assignee: Solar Manuf Corp
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Filing: 1945-08-17
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Granted: 1951-06-12
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Expires: 1965-08-17
Abstract
No abstract record available.
Inventors
- 👤 Lowey Fred
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 23:23
CPC Classifications
C; C07; C07C; C07C17/00; C07C17/093; C07C17/10; C07C17/14; C07C17/12; C07C17/26; C07C17/263; C07C17/269; C07C25/00; C07C25/18; C08; C08G; C08G61/00; C08G61/02; H; H01; H01B; H01B3/00; H01B3/18; H01B3/20; H01B3/24; H01B3/30; H01B3/44; H01B3/441
Claims Analysis
Total Claims: 4
Claim 1
Independent Claim
66 words
A PROCESS WHICH COMPRISES HEATING CHLORINATED DERIVATIVES OF TOLUENE IN WHICH THE CHLORINE IS SUBSTITUTED IN THE RING AND REACTING IT AT A TEMPERATURE OF AT LEAST ABOUT 100* C. WITH LCHLORINE GAS IN THE PRESENCE OF A CONDENSING AGENT CAPABLE OF PROMOTING A FRIEDEL-CRAFTS REACTION TO PRODUCE CONDENSATION PRODUCTS OF THE RING SUBSTITUTED CHLORINATED DERIVATIVES OF TOLUENE AND RING SUBSTITUTED CHLORINATED DERIVATIVES OF BENZYL CHLORIDE.
Claim 2
Dependent Claim
66 words
A PROCESS WHICH COMPRISES HEATING CHLORINATED DERIVATIVES OF TOLUENE IN WHICH THE CHLORINE IS SUBSTITUTED IN THE RING AND REACTING IT AT A TEMPERATURE OF AT LEAST ABOUT 100* C. WITH LCHLORINE GAS IN THE PRESENCE OF A CONDENSING AGENT CAPABLE OF PROMOTING A FRIEDEL-CRAFTS REACTION TO PRODUCE CONDENSATION PRODUCTS OF THE RING SUBSTITUTED CHLORINATED DERIVATIVES OF TOLUENE AND RING SUBSTITUTED CHLORINATED DERIVATIVES OF BENZYL CHLORIDE.
Claim 3
Dependent Claim
10 words
A NEW PRODUCT CORRESPONDING TO THE FOLLOWING GENERAL CHEMICAL FORMULA:
Claim 4
Dependent Claim
10 words
A NEW PRODUCT CORRESPONDING TO THE FOLLOWING GENERAL CHEMICAL FORMULA:
References Cited (Backward Citations)
US2012302A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-06-11 | 1954-12-11 | 1955-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-06-11 | 1958-12-11 | 1959-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-06-11 | 1962-12-11 | 1963-06-12 | $7700.00 | Window Closed / Lapsed |