US2790778A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Rust preventive compositions containing amidodicarboxylic acids
Assignee: Novartis Corp
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Filing: 1953-07-27
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Granted: 1957-04-30
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Expires: 1973-07-27
Abstract
No abstract record available.
Inventors
- 👤 John D Spivack
- 👤 Kroll Harry
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-30 03:11
CPC Classifications
C; C10; C10L; C10L1/00; C10L1/10; C10L1/14; C10L1/22; C10L1/222; C10L1/224; C10M; C10M133/00; C10M133/02; C10M133/16; C10M2215/00; C10M2215/08; C10M2215/082; C10M2215/24; C10M2215/28; C10N; C10N2030/00; C10N2030/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
34 words
A RUST-INHIBITED OLEAGINOUS COMPOSITION ADAPTED FOR USE IN THE PRESENCE OF WATER IN SYSTEMS CONTAINING METAL SUSCEPTIBLE TO CORROSION BY SAID WATER COMPRISING AN OLEAGINOUS VEHICLE AND AN AMIDODICARBOXYLIC ACID HAVING THE GENERAL FORMULA
Claim 2
Dependent Claim
34 words
A RUST-INHIBITED OLEAGINOUS COMPOSITION ADAPTED FOR USE IN THE PRESENCE OF WATER IN SYSTEMS CONTAINING METAL SUSCEPTIBLE TO CORROSION BY SAID WATER COMPRISING AN OLEAGINOUS VEHICLE AND AN AMIDODICARBOXYLIC ACID HAVING THE GENERAL FORMULA
References Cited (Backward Citations)
US2368604A
Cited
US2638449A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-04-29 | 1960-10-29 | 1961-04-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-04-29 | 1964-10-29 | 1965-04-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-04-29 | 1968-10-29 | 1969-04-30 | $7700.00 | Window Closed / Lapsed |