US725031A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Supporting-spring for bed-bottoms.
Assignee: Individual
•
Filing: 1901-08-10
•
Granted: 1903-04-14
•
Expires: 1921-08-10
Abstract
No abstract record available.
Inventors
- 👤 George Brand
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 10:51
CPC Classifications
A; A47; A47C; A47C19/00; A47C19/02; A47C19/021; A47C19/025
Claims Analysis
Total Claims: 0
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References Cited (Backward Citations)
No citation records indexed.
USPTO Annuity & Maintenance Windows
| Annuity Stage | Window Opens | Payment Deadline | Surcharge Period Until | Estimated Fee | Status |
|---|---|---|---|---|---|
| 3.5 Years (Year 4) | 1906-04-13 | 1906-10-13 | 1907-04-14 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1910-04-13 | 1910-10-13 | 1911-04-14 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1914-04-13 | 1914-10-13 | 1915-04-14 | $7700.00 | Window Closed / Lapsed |