US2532407A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Corrosion inhibiting compositions
Assignee: Individual
•
Filing: 1946-08-29
•
Granted: 1950-12-05
•
Expires: 1966-08-29
Abstract
No abstract record available.
Inventors
- 👤 Johansson Sven Christian
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 07:40
CPC Classifications
C; C09; C09D; C09D5/00; C09D5/08; C09D5/082; C09D5/086; C10; C10M; C10M1/00; C10M1/08; C10M2201/00; C10M2201/02; C10M2207/00; C10M2207/02; C10M2207/021; C10M2207/022; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/20; C10M2215/202; C10N; C10N2010/00; C10N2010/02; C10N2030/00; C10N2030/12
Claims Analysis
Total Claims: 2
Claim 1
Independent Claim
74 words
A CORROSION INHIBITING, SURFACE TREATING COMPOSITION CONSISTING ESSENTIALLY OF A LIQUID, METAL SURFACE COATING AGENT WHICH IS A MEMBER OF THE CLASS CONSISTING OF A LUBRICANT, PAINT, VARNISH, LACQUER, AND DISINFECTANT, AND CONTAINING THEREIN A MINOR AMOUNT OF AN ALKALI SALT OF A NITROPARAFFIN SUFFICIENT TO IMPART TO SAID LIQUID COATING AGENT WHEN APPLIED TO THE METAL SURFACE THE CAPACITY, SAID NITROPARAFFIN BEING A MEMBER OF THE CLASS CONSISTING OF NITROMETHANE, NITROTHANE, AND NITROPHENYLINITROMETHANE.
Claim 2
Dependent Claim
74 words
A CORROSION INHIBITING, SURFACE TREATING COMPOSITION CONSISTING ESSENTIALLY OF A LIQUID, METAL SURFACE COATING AGENT WHICH IS A MEMBER OF THE CLASS CONSISTING OF A LUBRICANT, PAINT, VARNISH, LACQUER, AND DISINFECTANT, AND CONTAINING THEREIN A MINOR AMOUNT OF AN ALKALI SALT OF A NITROPARAFFIN SUFFICIENT TO IMPART TO SAID LIQUID COATING AGENT WHEN APPLIED TO THE METAL SURFACE THE CAPACITY, SAID NITROPARAFFIN BEING A MEMBER OF THE CLASS CONSISTING OF NITROMETHANE, NITROTHANE, AND NITROPHENYLINITROMETHANE.
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) | 1953-12-04 | 1954-06-05 | 1954-12-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-12-04 | 1958-06-05 | 1958-12-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-12-04 | 1962-06-05 | 1962-12-05 | $7700.00 | Window Closed / Lapsed |