US3775336A
Expired / Lapsed
US
⏱️ 0.0 years remaining
High intensity chemiluminescent system with weakly basic salt-type catalyst
Assignee: Wyeth Holdings LLC
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Filing: 1971-09-07
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Granted: 1973-11-27
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Expires: 1991-09-07
Abstract
Abstract THIS INVENTION RELATES TO A CHEMILUMINESCENT LIGHTING SYSTEM OF RELATIVELY SHORT LIFE AND HIGH INTENSITY USIN BASIC SALTS AS THE CATALYST.
Inventors
- 👤 L Bollyky
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 20:01
CPC Classifications
C; C09; C09K; C09K11/00; C09K11/06; C09K11/07
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) | 1976-11-26 | 1977-05-28 | 1977-11-27 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1980-11-26 | 1981-05-28 | 1981-11-27 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1984-11-26 | 1985-05-28 | 1985-11-27 | $7700.00 | Window Closed / Lapsed |