US2798015A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Coating composition for metals
Assignee: Hercules Powder Co
•
Filing: 1954-06-07
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Granted: 1957-07-02
•
Expires: 1974-06-07
Abstract
No abstract record available.
Inventors
- 👤 David K Lesser
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:09
CPC Classifications
C; C09; C09D; C09D101/00; C09D101/08; C09D101/26; C09D101/28; C09D129/00; C09D129/14; C09D5/00; C09D5/08; C09D5/12
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1254263A
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US1514494A
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US2293558A
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US2412543A
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US2525107A
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US2469318A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1960-07-01 | 1960-12-31 | 1961-07-02 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1964-07-01 | 1964-12-31 | 1965-07-02 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1968-07-01 | 1968-12-31 | 1969-07-02 | $7700.00 | Window Closed / Lapsed |