US3896550B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US3896550B1 - - Google Patents
Assignee: Individual
•
Filing: 1973-09-17
•
Granted: 1992-08-04
•
Expires: 1993-09-17
Abstract
No abstract record available.
Inventors
- 👤 L Lee Robert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-08 22:39
CPC Classifications
A; A61; A61C; A61C11/00; A61C11/02; A61C11/022; A61C11/06; A61C11/08; A61C11/088
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) | 1995-08-04 | 1996-02-03 | 1996-08-04 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1999-08-04 | 2000-02-03 | 2000-08-04 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2003-08-04 | 2004-02-03 | 2004-08-04 | $7700.00 | Window Closed / Lapsed |