US2553543A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Pumping apparatus
Assignee: Individual
•
Filing: 1948-03-15
•
Granted: 1951-05-22
•
Expires: 1968-03-15
Abstract
No abstract record available.
Inventors
- 👤 Jr Albert G Bodine
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 09:14
CPC Classifications
F; F04; F04B; F04B43/00; F04B43/08; F04B43/088; Y; Y10; Y10T; Y10T137/00; Y10T137/7722; Y10T137/7837; Y10T137/7904; Y10T137/7908; Y10T137/7909; Y10T137/791; Y10T137/8593; Y10T137/86187; Y10T137/8622; Y10T137/86228
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US599273A
Cited
US1371983A
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US1941593A
Cited
US2056513A
Cited
US2195792A
Cited
US2232678A
Cited
US2355618A
Cited
US2444912A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1954-05-21 | 1954-11-20 | 1955-05-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1958-05-21 | 1958-11-20 | 1959-05-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1962-05-21 | 1962-11-20 | 1963-05-22 | $7700.00 | Window Closed / Lapsed |