US2681786A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Shelving or the like
Assignee: Individual
•
Filing: 1949-12-02
•
Granted: 1954-06-22
•
Expires: 1969-12-02
Abstract
No abstract record available.
Inventors
- 👤 Sparring Birger
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-25 01:07
CPC Classifications
A; A47; A47B; A47B57/00; A47B57/30; A47B57/40; A47B57/42
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
US256672A
Cited
US1229427A
Cited
US1372180A
Cited
US1657939A
Cited
US1764766A
Cited
US1983470A
Cited
US2103484A
Cited
US2266206A
Cited
US2622834A
Cited
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1957-06-21 | 1957-12-21 | 1958-06-22 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1961-06-21 | 1961-12-21 | 1962-06-22 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1965-06-21 | 1965-12-21 | 1966-06-22 | $7700.00 | Window Closed / Lapsed |