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US2768720A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Carrying case
Assignee: Individual
•
Filing: 1952-09-30
•
Granted: 1956-10-30
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Expires: 1972-09-30
Abstract
No abstract record available.
Inventors
- 👤 Erdick H Nelson
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-23 17:44
CPC Classifications
A; A45; A45C; A45C5/00
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
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Cited
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US943997A
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US1368523A
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US1659567A
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AU1522428A
Cited
US1866483A
Cited
US1963492A
Cited
US2025101A
Cited
US2103724A
Cited
US2181025A
Cited
US2389916A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1959-10-30 | 1960-04-30 | 1960-10-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1963-10-30 | 1964-04-30 | 1964-10-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1967-10-30 | 1968-04-30 | 1968-10-30 | $7700.00 | Window Closed / Lapsed |