US1427799A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Flexible balanced support
Assignee: Individual
•
Filing: 1921-11-17
•
Granted: 1922-09-05
•
Expires: 1941-11-17
Abstract
No abstract record available.
Inventors
- 👤 Albert C Foulk
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-29 23:20
CPC Classifications
F; F16; F16M; F16M11/00; F16M11/20; F16M11/24; F16M11/02; F16M11/04; F16M11/06; F16M11/10; F16M11/105; F16M11/18; F16M11/2085; F16M2200/00; F16M2200/04; F16M2200/044; F16M2200/06; F16M2200/061
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) | 1925-09-04 | 1926-03-06 | 1926-09-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1929-09-04 | 1930-03-06 | 1930-09-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1933-09-04 | 1934-03-06 | 1934-09-05 | $7700.00 | Window Closed / Lapsed |