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Patent US2711286A successfully refreshed from Google Patents.
US2711286A
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Motor-pump or compressor
Assignee: WETMORE HODGES
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Filing: 1952-08-01
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Granted: 1955-06-21
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Expires: 1972-08-01
Abstract
No abstract record available.
Inventors
- 👤 Harry H Mcadam
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 15:25
CPC Classifications
F; F04; F04C; F04C11/00; F04C11/008; F04C15/00; F04C15/0057; F04C15/008; F04C2/00; F04C2/08; F04C2/10; F04C2/102; F04C15/0061
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) | 1958-06-20 | 1958-12-20 | 1959-06-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1962-06-20 | 1962-12-20 | 1963-06-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1966-06-20 | 1966-12-20 | 1967-06-21 | $7700.00 | Window Closed / Lapsed |