Patent US2682516A successfully refreshed from Google Patents.
US2682516A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Modified cane wax and method of production
Assignee: SC Johnson and Son Inc
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Filing: 1953-05-04
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Granted: 1954-06-29
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Expires: 1973-05-04
Abstract
No abstract record available.
Inventors
- 👤 Edward A Wilder
- 👤 Spurgat Edward
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 04:14
CPC Classifications
C; C11; C11C; C11C3/00
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
56 words
A DEOILED, NON-DERESINATED SUGAR CANE WAX, OXIDIZED TO AN ACID NUMBER OF 22 TO 38 SAID WAX BEING MODIFIED BY THE ADDITION OF 2 TO 20% BY WEIGHT OF PARA-PHENOL PHENOL-FORMALDEHYDE RESIN, BEING PARTIALLY ESTERIFIED WITH AN ANHYDRIDE OF THE GROUP CONSISTING OF MALEIC, SUCCINIC, AND GLUTARIC, AND HAVING AN OIL-RETENTION-PENETRATION VALUE OF LESS THAN 45.
References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-28 | 1957-12-28 | 1958-06-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-28 | 1961-12-28 | 1962-06-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-28 | 1965-12-28 | 1966-06-29 | $7700.00 | Window Closed / Lapsed |