US2883137A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelf support
Assignee: Individual
•
Filing: 1954-02-10
•
Granted: 1959-04-21
•
Expires: 1974-02-10
Abstract
No abstract record available.
Inventors
- 👤 Weber Albert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-27 13:03
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/48; A47B57/50; A47B57/52; A47B57/04; A47B57/045
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
DE273242C
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FR457737A
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US576939A
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US773972A
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US876197A
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US1066806A
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CH67043A
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GB294310A
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US2355651A
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CH279164A
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USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1962-04-20 | 1962-10-20 | 1963-04-21 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1966-04-20 | 1966-10-20 | 1967-04-21 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1970-04-20 | 1970-10-20 | 1971-04-21 | $7700.00 | Window Closed / Lapsed |