US2403964A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Surface coating for packaging polymers
Assignee: Standard Oil Development Co
•
Filing: 1942-12-09
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Granted: 1946-07-16
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Expires: 1962-12-09
Abstract
No abstract record available.
Inventors
- 👤 John H Bannon
- 👤 Harvey N Mims
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 07:01
CPC Classifications
C; C09; C09D; C09D123/00; C09D123/02; C09D123/18; C09D123/20; C09D123/22
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) | 1949-07-15 | 1950-01-14 | 1950-07-16 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1953-07-15 | 1954-01-14 | 1954-07-16 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1957-07-15 | 1958-01-14 | 1958-07-16 | $7700.00 | Window Closed / Lapsed |