US3604010A
Antenna array system for generating shaped beams for guidance during aircraft landing
Abstract
This record has no abstract on file.
Term
Term ended
Expired 7 September 1988, 38 years ago.
- Priority and filed
- Granted
- Expired
- Today
7 sheets
Sheet 1 Sheet 2 Sheet 3 Sheet 4 Sheet 5 Sheet 6 Sheet 7
Every citation, both ways
| Document | Relation | Office | Cited during |
|---|---|---|---|
| EP0048817A1 | Cited by | European Patent Office (EPO) | Search report |
| EP0174579A2 | Cited by | European Patent Office (EPO) | Search report |
| US9728855B2 | Cited by | United States of America | Applicant |
| US3987454A | Cited by | United States of America | Search report |
| US3931624A | Cited by | United States of America | Search report |
| US3903524A | Cited by | United States of America | Search report |
| US5087921A | Cited by | United States of America | Search report |
| WO9953569A1 | Cited by | World Intellectual Property Organization (WIPO) | International search |
| US9843105B2 | Cited by | United States of America | Applicant |
| WO9953569A1 | Cited by | World Intellectual Property Organization (WIPO) | International search |
| US4371876A | Cited by | United States of America | Search report |
| WO9012327A1 | Cited by | World Intellectual Property Organization (WIPO) | International search |
| DE2423899A1 | Cited by | Germany | Search report |
| US4500882A | Cited by | United States of America | Search report |
| AU721975B2 | Cited by | Australia | Search report |
| US3990079A | Cited by | United States of America | Search report |
| EP2897225A1 | Cited by | European Patent Office (EPO) | Search report |
| WO9012327A1 | Cited by | World Intellectual Property Organization (WIPO) | International search |
| US3017630A | Cites | United States of America | Search report |
| US3213454A | Cites | United States of America | Search report |
| US3430247A | Cites | United States of America | Search report |
4 priority claims, no other members on record
Priority claims4
| Document | Office | Kind | Date |
|---|---|---|---|
| 79517269 | United States of America | A | |
| 79517269 | United States of America | A | |
| 795172* | – | – | – |
| US19690795172 | – | – | – |
Numbers
- Publication, DOCDB
- 3604010
- Publication, EPODOC
- US3604010
- Application
- 795172
- Application, DOCDB
- 3604010D
- Application, EPODOC
- USD3604010
Titles
- English
- ANTENNA ARRAY SYSTEM FOR GENERATING SHAPED BEAMS FOR GUIDANCE DURING AIRCRAFT LANDING
Classification
- CPC, 3
- H01Q21/22
- G01S1/02
- H01Q21/0043
- IPC, 4
- G01S1 02
- G01S19 15
- H01Q21 00
- H01Q21 22