Patent US2586288A successfully refreshed from Google Patents.
US2586288A
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Aluminum sulfamate antiperspirant
Assignee: Colgate Palmolive Co
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Filing: 1948-12-11
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Granted: 1952-02-19
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Expires: 1968-12-11
Abstract
No abstract record available.
Inventors
- 👤 Lester D Apperson
- 👤 Richardson Earl Leroy
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 11:15
CPC Classifications
A; A61; A61Q; A61Q15/00; A61K; A61K8/00; A61K8/18; A61K8/19; A61K8/26; A61K8/30; A61K8/46
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
64 words
A PERSPIRANT INHIBITING OR RETARDING PREPARATION COMPRISING AN ALUMINUM SALT OF SULFAMIC ACID IN AN EFFECTIVE AMOUNT FROM ABOUT 5 TO ABOUT 50% BY WEIGHT, SAID ALUMINUM SALT HAVING A TENDENCY TO DISCOLOR CELLULOSIC FIBERS, AND IN AN AMOUNT SUFFICIENT TO INHIBIT SAID DISCOLORATION AN ORGANIC NITROGEN COMPOUND SELECTED FROM THE CLASS CONSISTING OF (A) AMIDES WHICH ARE NEUTRAL AND CONTAIN THE FUNCTIONAL GROUP
Claim 2
Dependent Claim
64 words
A PERSPIRANT INHIBITING OR RETARDING PREPARATION COMPRISING AN ALUMINUM SALT OF SULFAMIC ACID IN AN EFFECTIVE AMOUNT FROM ABOUT 5 TO ABOUT 50% BY WEIGHT, SAID ALUMINUM SALT HAVING A TENDENCY TO DISCOLOR CELLULOSIC FIBERS, AND IN AN AMOUNT SUFFICIENT TO INHIBIT SAID DISCOLORATION AN ORGANIC NITROGEN COMPOUND SELECTED FROM THE CLASS CONSISTING OF (A) AMIDES WHICH ARE NEUTRAL AND CONTAIN THE FUNCTIONAL GROUP
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) | 1955-02-18 | 1955-08-20 | 1956-02-19 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-18 | 1959-08-20 | 1960-02-19 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-18 | 1963-08-20 | 1964-02-19 | $7700.00 | Window Closed / Lapsed |