Patent US2018998A successfully refreshed from Google Patents.
US2018998A
Expired / Lapsed
US
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Surgical pump
Assignee: GEORGE D LILLY
•
Filing: 1934-05-11
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Granted: 1935-10-29
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Expires: 1954-05-11
Abstract
No abstract record available.
Inventors
- 👤 Bakey Michael E De
- 👤 Schmidt Charles Ernest
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-22 23:11
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/12; F04B43/1238; F04B43/0009; F04B43/0054; F04B43/0072
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1938-10-28 | 1939-04-29 | 1939-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1942-10-28 | 1943-04-29 | 1943-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1946-10-28 | 1947-04-29 | 1947-10-29 | $7700.00 | Window Closed / Lapsed |