US2753804A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Diaphragm pump
Assignee: International Paper Box Machine Co
•
Filing: 1951-09-26
•
Granted: 1956-07-10
•
Expires: 1971-09-26
Abstract
No abstract record available.
Inventors
- 👤 Harold J Goss
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 15:32
CPC Classifications
F; F04; F04B; F04B53/00; F04B43/00; F04B43/02; F04B43/06; F04B43/067; F04B53/10; F04B53/1002; F04B53/101
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US33936A
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GB190403977A
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US1985292A
Cited
US1788886A
Cited
US1788647A
Cited
US1850683A
Cited
US2027879A
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US2214922A
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US2289617A
Cited
GB597106A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-07-10 | 1960-01-09 | 1960-07-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-07-10 | 1964-01-09 | 1964-07-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-07-10 | 1968-01-09 | 1968-07-10 | $7700.00 | Window Closed / Lapsed |