US2938814A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of producing antiseptic articles
Assignee: Gallowhur Chemical Corp
•
Filing: 1954-07-19
•
Granted: 1960-05-31
•
Expires: 1974-07-19
Abstract
No abstract record available.
Inventors
- 👤 Sylvan I Cohen
- 👤 Martin S Frant
- 👤 Frank J Sowa
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-02 07:08
CPC Classifications
D; D06; D06M; D06M16/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US2099888A
Cited
GB543291A
Cited
US2411815A
Cited
US2423261A
Cited
US2423262A
Cited
US2479275A
Cited
US2507299A
Cited
US2637677A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1963-05-31 | 1963-11-30 | 1964-05-31 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1967-05-31 | 1967-11-30 | 1968-05-31 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1971-05-31 | 1971-11-30 | 1972-05-31 | $7700.00 | Window Closed / Lapsed |