US2702256A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Process of preparing paraffinic anticorrosive strip material
Assignee: Individual
•
Filing: 1951-04-25
•
Granted: 1955-02-15
•
Expires: 1971-04-25
Abstract
No abstract record available.
Inventors
- 👤 Trachet Jacques Jean
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 14:36
CPC Classifications
C; C08; C08J; C08J7/00; C08J7/04; C08J7/0427; C08J7/043; C08J2323/00; C08J2323/02; C08J2323/04; C08J2323/06; C08J2491/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2340452A
Cited
US2462977A
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US2429861A
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US2551087A
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US2499421A
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US2534883A
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US2467875A
Cited
US2533501A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1958-02-14 | 1958-08-16 | 1959-02-15 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-02-14 | 1962-08-16 | 1963-02-15 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-02-14 | 1966-08-16 | 1967-02-15 | $7700.00 | Window Closed / Lapsed |