US4557774B1
Expired / Lapsed
US
⏱️ 0.0 years remaining
System for holding carpet in place without stretching
Assignee: JACTAC, INC., A CORP. OF CA
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Filing: 1984-09-04
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Granted: 1990-06-05
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Expires: 2004-09-04
Abstract
No abstract record available.
Inventors
- 👤 R. Hoopengardner Merle
Bibliographic Details
Application Number
—
Jurisdiction
US
Data Source
google_patents
Last Synchronized
2026-10-28 23:24
CPC Classifications
A; A47; A47G; A47G27/00; A47G27/04; A47G27/0437; Y; Y10; Y10S; Y10S428/00; Y10S428/906; Y10T; Y10T156/00; Y10T156/10; Y10T156/1052; Y10T156/1062; Y10T428/00; Y10T428/23907; Y10T428/23979; Y10T428/24; Y10T428/24802; Y10T428/24826; Y10T428/249921; Y10T428/249953; Y10T428/249982; Y10T428/249983; Y10T428/249987; Y10T428/249988; Y10T428/249989; Y10T428/28; Y10T428/2848
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) | 1993-06-04 | 1993-12-04 | 1994-06-05 | $2000.00 | Window Closed / Lapsed |
| 7.5 Years (Year 8) | 1997-06-04 | 1997-12-04 | 1998-06-05 | $3760.00 | Window Closed / Lapsed |
| 11.5 Years (Year 12) | 2001-06-04 | 2001-12-04 | 2002-06-05 | $7700.00 | Window Closed / Lapsed |