Royal Engineering Company
Trenton, NJ, US· latest recorded location
Royal Engineering Company is named on 2 US grants and 0 published applications in this corpus. Its most frequent classification is A47F (Special furniture, fittings, or accessories for shops, storehouses, bars, restaurants or the).
- Granted patents
- 2
- Published applications
- 0
- Inventors
- 4
- Granted in 2026 so far
- 0
- Most recent grant
- 30 May 1995
Filings by year
| Year | Granted patents | Published applications |
|---|---|---|
| 1977 | 1 | 0 |
| 1978 | 0 | 0 |
| 1979 | 0 | 0 |
| 1980 | 0 | 0 |
| 1981 | 0 | 0 |
| 1982 | 0 | 0 |
| 1983 | 0 | 0 |
| 1984 | 0 | 0 |
| 1985 | 0 | 0 |
| 1986 | 0 | 0 |
| 1987 | 0 | 0 |
| 1988 | 0 | 0 |
| 1989 | 0 | 0 |
| 1990 | 0 | 0 |
| 1991 | 0 | 0 |
| 1992 | 0 | 0 |
| 1993 | 0 | 0 |
| 1994 | 0 | 0 |
| 1995 | 1 | 0 |
By publication year.
Technology areas
Share of 2 documents
Recent patents
- Roll support hanger30 May 1995US 5,419,523 A
- Carpet sample display apparatus20 Sep 1977US 4,049,125 A
No published applications.
Most cited
By later US patents