US3038666A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Sprinklers
Assignee: Skinner Irrigation Co Inc
•
Filing: 1960-06-27
•
Granted: 1962-06-12
•
Expires: 1980-06-27
Abstract
No abstract record available.
Inventors
- 👤 Wray E Dudley
- 👤 Anton R J Friedmann
- 👤 Clarence L Paullus
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 21:55
CPC Classifications
B; B05; B05B; B05B3/00; B05B3/02; B05B3/04; B05B3/0417; B05B3/0432; B05B15/00; B05B15/70; B05B15/72; B05B15/74
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US1074336A
Cited
US1594729A
Cited
US2109075A
Cited
US2187549A
Cited
US2253979A
Cited
US2611644A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1965-06-11 | 1965-12-11 | 1966-06-12 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1969-06-11 | 1969-12-11 | 1970-06-12 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1973-06-11 | 1973-12-11 | 1974-06-12 | $7700.00 | Window Closed / Lapsed |