US2740981A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wheeled carrier for suction cleaners and the like
Assignee: General Electric Co
•
Filing: 1952-03-04
•
Granted: 1956-04-10
•
Expires: 1972-03-04
Abstract
No abstract record available.
Inventors
- 👤 Famolare Guy
- 👤 Robert E Sheahan
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-26 07:34
CPC Classifications
A; A47; A47L; A47L5/00; A47L5/12; A47L5/22; A47L5/36; A47L5/365; A47L9/00; A47L9/009
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
US1321713A
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US842638A
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US1164332A
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US1531131A
Cited
GB344945A
Cited
US1976170A
Cited
US2001894A
Cited
US2233167A
Cited
US2220160A
Cited
US2573085A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-04-10 | 1959-10-10 | 1960-04-10 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-04-10 | 1963-10-10 | 1964-04-10 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-04-10 | 1967-10-10 | 1968-04-10 | $7700.00 | Window Closed / Lapsed |