DE3766816D1 - MARKING OBJECTS WITH PHOTOCHROMIC CONNECTIONS. - Google Patents
MARKING OBJECTS WITH PHOTOCHROMIC CONNECTIONS.Info
- Publication number
- DE3766816D1 DE3766816D1 DE8787905262T DE3766816T DE3766816D1 DE 3766816 D1 DE3766816 D1 DE 3766816D1 DE 8787905262 T DE8787905262 T DE 8787905262T DE 3766816 T DE3766816 T DE 3766816T DE 3766816 D1 DE3766816 D1 DE 3766816D1
- Authority
- DE
- Germany
- Prior art keywords
- marking objects
- photochromic
- connections
- photochromic connections
- marking
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Revoked
Links
Applications Claiming Priority (2)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
GB868620430A GB8620430D0 (en) | 1986-08-22 | 1986-08-22 | Marking of articles |
PCT/GB1987/000592 WO1988001288A1 (en) | 1986-08-22 | 1987-08-21 | Marking of articles with photochromic compounds |
Publications (1)
Publication Number | Publication Date |
---|---|
DE3766816D1 true DE3766816D1 (en) | 1991-01-31 |
Family
ID=26291205
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
DE8787905262T Revoked DE3766816D1 (en) | 1986-08-22 | 1987-08-21 | MARKING OBJECTS WITH PHOTOCHROMIC CONNECTIONS. |
Country Status (1)
Country | Link |
---|---|
DE (1) | DE3766816D1 (en) |
-
1987
- 1987-08-21 DE DE8787905262T patent/DE3766816D1/en not_active Revoked
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
8380 | Miscellaneous part iii |
Free format text: DER PATENTINHABER LAUTET RICHTIG: THE PLESSEY CO. LTD., ILFORD, ESSEX, GB |
|
8327 | Change in the person/name/address of the patent owner |
Owner name: GEC-MARCONI LTD., STANMORE, GB |
|
8328 | Change in the person/name/address of the agent |
Free format text: PRINZ, E., DIPL.-ING. LEISER, G., DIPL.-ING. SCHWEPFINGER, K., DIPL.-ING. BUNKE, H., DIPL.-CHEM. DR.RER.NAT. DEGWERT, H., DIPL.-PHYS., PAT.-ANWAELTE, 8000 MUENCHEN |
|
8363 | Opposition against the patent | ||
8328 | Change in the person/name/address of the agent |
Free format text: WEITZEL, W., DIPL.-ING. DR.-ING., PAT.-ANW., 7920 HEIDENHEIM |
|
8331 | Complete revocation |