Patent US2368602A successfully refreshed from Google Patents.
US2368602A
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Anticorrosive
Assignee: Shell Development Co
•
Filing: 1943-02-09
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Granted: 1945-01-30
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Expires: 1963-02-09
Abstract
No abstract record available.
Inventors
- 👤 Frederick T Weiss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 12:22
CPC Classifications
C; C10; C10M; C10M1/00; C10M1/08; C23; C23F; C23F11/00; C23F11/08; C23F11/10; C23F11/12; C23F11/124; C23F11/126; C10M2207/00; C10M2207/02; C10M2207/023; C10M2207/10; C10M2207/12; C10M2207/121; C10M2207/123; C10M2207/125; C10M2207/129; C10M2207/16; C10M2207/22; C10M2207/40; C10M2207/404; C10M2215/00; C10M2215/02; C10M2215/06; C10M2215/062; C10N; C10N2030/00; C10N2030/12; C10N2040/00; C10N2040/08; C10N2040/135; C10N2040/14; C10N2040/16; C10N2040/17; C10N2040/20; C10N2040/22
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1948-01-30 | 1948-07-31 | 1949-01-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1952-01-30 | 1952-07-31 | 1953-01-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1956-01-30 | 1956-07-31 | 1957-01-30 | $7700.00 | Window Closed / Lapsed |