Patent US1728679A successfully refreshed from Google Patents.
US1728679A
Expired / Lapsed
US
⏱️ 0.0 years remaining
Wrist support
Assignee: Individual
•
Filing: 1923-08-03
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Granted: 1929-09-17
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Expires: 1943-08-03
Abstract
No abstract record available.
Inventors
- 👤 Hugh H Hansard
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 18:37
CPC Classifications
A; A63; A63B; A63B69/00; A63B69/0057; A63B69/0059; A63B21/00; A63B21/40; A63B21/4001; A63B21/4017; A63B21/4021
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) | 1932-09-16 | 1933-03-18 | 1933-09-17 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1936-09-16 | 1937-03-18 | 1937-09-17 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 1940-09-16 | 1941-03-18 | 1941-09-17 | $7700.00 | Window Closed / Lapsed |