Patent US5156495B1 successfully refreshed from Google Patents.
US5156495B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
Plastic material mesh structure
Assignee: Tensar Technologies Ltd
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Filing: 1990-12-17
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Granted: 1994-08-30
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Expires: 2010-12-17
Abstract
No abstract record available.
Inventors
- 👤 Frank B Mercer
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-11-03 16:58
CPC Classifications
B; B29; B29D; B29D28/00; D; D04; D04H; D04H3/00; D04H3/02; D04H3/04; E; E02; E02D; E02D17/00; E02D17/20; E02D29/00; E02D29/02; E02D29/0225; E02D29/0233
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) | 1997-08-29 | 1998-02-28 | 1998-08-30 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 2001-08-29 | 2002-02-28 | 2002-08-30 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2005-08-29 | 2006-02-28 | 2006-08-30 | $7700.00 | Window Closed / Lapsed |