US4435778C1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method for editing spatially related data in an interactive text processing system
Assignee: International Business Machines Corp
•
Filing: 1981-05-18
•
Granted: 2002-09-03
•
Expires: 2001-05-18
Abstract
No abstract record available.
Inventors
- 👤 William C Mccaskill Rex Cason
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 23:17
CPC Classifications
G; G06; G06F; G06F40/00; G06F40/10; G06F40/12; G06F40/151; G06F40/166
Claims Analysis
Total Claims: 0
No claims parsed yet. Click Sync Now above to re-index claims from Google Patents.
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) | 2005-09-02 | 2006-03-04 | 2006-09-03 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-09-02 | 2010-03-04 | 2010-09-03 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-09-02 | 2014-03-04 | 2014-09-03 | $7700.00 | Window Closed / Lapsed |