US2584784A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Salts of 1-salicylalaminoguanidine
Assignee: EIDP Inc
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Filing: 1949-05-21
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Granted: 1952-02-05
•
Expires: 1969-05-21
Abstract
No abstract record available.
Inventors
- 👤 Charles B Biswell
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 00:39
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/228; C10L1/2283; C07; C07C; C07C281/00; C07C281/16; C07C281/18; C10M; C10M1/00; C10M1/08; C11; C11B; C11B5/00; C11B5/0042; C10M2207/00; C10M2207/10; C10M2207/12; C10M2207/125; C10M2207/129; C10M2215/00; C10M2215/10; C10N; C10N2010/00; C10N2010/04; C10N2050/00; C10N2050/10
Claims Analysis
Total Claims: 1
Claim 1
Independent Claim
43 words
AN EQUIMOLECULAR SALT OF 1-SALICYLALAMINOGUANIDINE AND A MEMBER OF THE GROUP CONSISTING OF ALIPHATIC AND ALICYCLIC CARBOXYLIC ACIDS CONTAINING 6 TO 40 CARBON ATOMS AND CONSISTING OF CARBON AND HYDROGEN ATOMS AND 1 TO 2 CARBOXYL GROUPS, SAID SALT MELTING BEOLW 100 C.,
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US1859529A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1955-02-04 | 1955-08-06 | 1956-02-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1959-02-04 | 1959-08-06 | 1960-02-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1963-02-04 | 1963-08-06 | 1964-02-05 | $7700.00 | Window Closed / Lapsed |