US3206036A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Strainer for the suction lines of pumps
Assignee: Individual
•
Filing: 1961-12-29
•
Granted: 1965-09-14
•
Expires: 1981-12-29
Abstract
No abstract record available.
Inventors
- 👤 Thomas P Hawley
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-01 00:03
CPC Classifications
E; E03; E03F; E03F7/00; E03F7/10; E03F7/106; E01; E01H; E01H1/00; E01H1/10; E01H1/108; F; F04; F04D; F04D29/00; F04D29/70; F04D29/708
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1968-09-13 | 1969-03-15 | 1969-09-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1972-09-13 | 1973-03-15 | 1973-09-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1976-09-13 | 1977-03-15 | 1977-09-14 | $7700.00 | Window Closed / Lapsed |