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US1666538A
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Insect-poison feeder
Assignee: Individual
•
Filing: 1927-08-16
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Granted: 1928-04-17
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Expires: 1947-08-16
Abstract
No abstract record available.
Inventors
- 👤 Leo A Mattes
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-07 15:10
CPC Classifications
A; A01; A01M; A01M1/00; A01M1/20; A01M1/2005; A01M1/2011; A01M2200/00; A01M2200/01; A01M2200/011
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) | 1931-04-17 | 1931-10-17 | 1932-04-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1935-04-17 | 1935-10-17 | 1936-04-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1939-04-17 | 1939-10-17 | 1940-04-17 | $7700.00 | Window Closed / Lapsed |