US2497101A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method of spraying
Assignee: Individual
•
Filing: 1945-06-29
•
Granted: 1950-02-14
•
Expires: 1965-06-29
Abstract
No abstract record available.
Inventors
- 👤 Donald F Starr
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 07:01
CPC Classifications
B; B05; B05B; B05B7/00; B05B7/24; A; A01; A01M; A01M11/00; B05B7/02; B05B7/08; B05B7/0807
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US327861A
Cited
US817849A
Cited
US905609A
Cited
US1474655A
Cited
US1926579A
Cited
US2143817A
Cited
US2380827A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1953-02-13 | 1953-08-15 | 1954-02-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1957-02-13 | 1957-08-15 | 1958-02-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1961-02-13 | 1961-08-15 | 1962-02-14 | $7700.00 | Window Closed / Lapsed |