E04G 2021/3257
Specific for floors made of prefabricated hollow plates
Official title: {specific for floors made of prefabricated hollow plates}
E04G2021/3257 (Specific for floors made of prefabricated hollow plates) appears on 4 US grants and 1 published applications in this corpus.
Search patents in E04G- Granted patents
- 4
- Published applications
- 1
- Assignees
- 2
- Inventors
- 7
- Latest grant
- 1 Oct 2002
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1995 | 1 | 0 |
| 1996 | 0 | 0 |
| 1997 | 1 | 0 |
| 1998 | 0 | 0 |
| 1999 | 0 | 0 |
| 2000 | 1 | 0 |
| 2001 | 0 | 1 |
| 2002 | 1 | 0 |
By publication year. Applications have been published since 2001.
Recent patents
- Prefabricated concrete panel for building floors in civil or industrial structures1 Oct 2002US 6,457,288 B2
- Safety anchor system25 Jul 2000US 6,092,623 A
- Lifeline anchor23 Dec 1997US 5,699,875 ASpancrete Industries, Inc.
- Lifeline anchor assembly for pre-cast concrete deck21 Mar 1995US 5,398,777 ASINCO Acquisition Corporation
Most cited
By later US patents
- Safety anchor system38US 6,092,623 A2000
- Lifeline anchor26US 5,699,875 ASpancrete Industries, Inc. · 1997
- Prefabricated concrete panel for building floors in civil or industrial structures20US 6,457,288 B22002
- Lifeline anchor assembly for pre-cast concrete deck12US 5,398,777 ASINCO Acquisition Corporation · 1995