US4276789B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
US4276789B1 - - Google Patents
Assignee: VZ Corp
•
Filing: 1978-07-17
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Granted: 1991-10-29
•
Expires: 1998-07-17
Abstract
No abstract record available.
Inventors
- 👤 Allen Herbert
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-05 04:53
CPC Classifications
B; B67; B67B; B67B7/00; B67B7/02; B67B7/04; B67B7/0417; B67B7/0447
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) | 1994-10-28 | 1995-04-29 | 1995-10-29 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1998-10-28 | 1999-04-29 | 1999-10-29 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2002-10-28 | 2003-04-29 | 2003-10-29 | $7700.00 | Window Closed / Lapsed |