US5519769C1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Method and system for updating a call rating database
Assignee: Rates Tech Inc
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Filing: 1994-04-04
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Granted: 2002-05-28
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Expires: 2014-04-04
Abstract
No abstract record available.
Inventors
- 👤 Gerald J Weinberger
- 👤 Roger C Lee
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-24 17:48
CPC Classifications
H; H04; H04Q; H04Q3/00; H04Q3/64; H04Q3/66; H04Q3/665; H04M; H04M15/00; H04M15/28; H04M15/30; H04M15/80; H04M15/8044; H04M17/00; H04M17/02; H04M17/023; H04M2215/00; H04M2215/42; H04M2215/74; H04M2215/745; H04Q2213/00; H04Q2213/13103; H04Q2213/1313; H04Q2213/13138; H04Q2213/13141; H04Q2213/13199; H04Q2213/13204; H04Q2213/13332
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) | 2005-05-27 | 2005-11-26 | 2006-05-28 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2009-05-27 | 2009-11-26 | 2010-05-28 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2013-05-27 | 2013-11-26 | 2014-05-28 | $7700.00 | Window Closed / Lapsed |