US2532001A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Insecticide comb-applicator
Assignee: Individual
•
Filing: 1949-05-18
•
Granted: 1950-11-28
•
Expires: 1969-05-18
Abstract
No abstract record available.
Inventors
- 👤 Williams Norman
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 22:04
CPC Classifications
A; A01; A01K; A01K13/00; A01K13/003; A61; A61D; A61D7/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1449096A
Cited
US1829021A
Cited
US1956769A
Cited
US2031774A
Cited
US2278811A
Cited
US2376065A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-11-27 | 1954-05-29 | 1954-11-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-11-27 | 1958-05-29 | 1958-11-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-11-27 | 1962-05-29 | 1962-11-28 | $7700.00 | Window Closed / Lapsed |