US2963379A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Hard waxes and process for their
Assignee: —
•
Filing: —
•
Granted: 1960-12-06
•
Expires: 1977-12-06
Abstract
No abstract record available.
Inventors
No inventors recorded.
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 15:41
CPC Classifications
C; C08; C08L; C08L91/00; C08L91/06
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
140 words
HARD WAXES YIELDING FILMS WITHS HIGH GLOSS COMPRISING AN ESTERIFICATION PRODUCT OF AN ALIPHATIC CARBOXYLIC ACID CONTAINING MORE THAN 18 CARBON ATOMS WITH A PRODUCT SELECTED FROM THE GROUP CONSISTING OF (A) ASROMATIC DIMETHYLOL COMPOUNDS IN WHICH ALL HYDROXYL GROUPS ARE BOUND TO ALIPHATIC CARBON ATOMS, (B) MIXTURES OF SAID AROMATIC DIMETHYLOL COMPOUNDS WITH AROMATIC METHYLOL COMPOUNDS OTHER THAN DIMETHYLOL COMPOUNDS, (C) MIXTURES OF PRODUCT A WITH DIHYDRIC TO TETRAHYDRIC ALIPHATIC ALCOHOLS, AND (D) MIXTURES OF PRODUCT B WITH DIHYDRIC TO TETRAHYDRIC ALIPHATIC ALCOHOLS AT LEAST 50 PERCENT BY WEIGHT OF THE ALIPHATIC ALCOHOLS CONSISTING OF DIHYDRIC ALIPHATIC ALCOHOLS IN WHICH WAXES AT LEAST 10 MOL PERCENT OF THE ALCOHOLIC COMPONENT CONSIST OF THE DIMETHYLOL COMPONENT AND IN WHICH NON-ESTSERIFIED CARBOXYLIC GROUPS ARE CONVERTED INTO A SALT OF A METAL OF MAIN GROUPS 1 TO 2 OF THE PERIODIC TABLE.
References Cited (Backward Citations)
US2265141A
Cited
US2835635A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-12-06 | 1964-06-06 | 1964-12-06 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-12-06 | 1968-06-06 | 1968-12-06 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-12-06 | 1972-06-06 | 1972-12-06 | $7700.00 | Window Closed / Lapsed |