Patent US2453880A successfully refreshed from Google Patents.
US2453880A
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Assignee: Standard Oil Development Co
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Filing: 1943-12-28
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Granted: 1948-11-16
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Expires: 1963-12-28
Abstract
No abstract record available.
Inventors
- 👤 Byron M Vanderbilt
- 👤 Paul T Parker
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 12:34
CPC Classifications
B; B65; B65D; B65D25/00; B65D25/14; C; C09; C09D; C09D109/00; C09D109/02; C09D109/04
Claims Analysis
Total Claims: 0
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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) | 1951-11-16 | 1952-05-17 | 1952-11-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1955-11-16 | 1956-05-17 | 1956-11-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1959-11-16 | 1960-05-17 | 1960-11-16 | $7700.00 | Window Closed / Lapsed |