| 424B5 | Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 | 15 Dec 1997 | Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML. Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file. Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file. Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file. |
| S-8 | Securities offered to employees pursuant to employee benefit plans | 09 Dec 1997 | Open Securities offered to employees pursuant to employee benefit plans in HTML. Open Securities offered to employees pursuant to employee benefit plans in DOC file. Open Securities offered to employees pursuant to employee benefit plans in PDF file. Open Securities offered to employees pursuant to employee benefit plans in XLS file. |
| S-3 | Simplified registration form | 20 Nov 1997 | Open Simplified registration form in HTML. Open Simplified registration form in DOC file. Open Simplified registration form in PDF file. Open Simplified registration form in XLS file. |
| S-4 | POS Post-effective amendment to an S-4EF filing | 04 Nov 1997 | Open POS Post-effective amendment to an S-4EF filing in HTML. Open POS Post-effective amendment to an S-4EF filing in DOC file. Open POS Post-effective amendment to an S-4EF filing in PDF file. Open POS Post-effective amendment to an S-4EF filing in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 07 Oct 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 01 Oct 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 01 Aug 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 8-A12B | Registration of certain classes of securities 12(b) of the Securities Exchange Act | 01 Aug 1997 | Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in HTML. Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in DOC file. Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in PDF file. Open Registration of certain classes of securities 12(b) of the Securities Exchange Act in XLS file. |
| 424B5 | Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 | 31 Jul 1997 | Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in HTML. Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in DOC file. Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in PDF file. Open Form of prospectus disclosing information facts events covered in both forms 424B2 424B3 in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 25 Jul 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| S-8 | Securities offered to employees pursuant to employee benefit plans | 15 Jul 1997 | Open Securities offered to employees pursuant to employee benefit plans in HTML. Open Securities offered to employees pursuant to employee benefit plans in DOC file. Open Securities offered to employees pursuant to employee benefit plans in PDF file. Open Securities offered to employees pursuant to employee benefit plans in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 11 Jun 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 11 Jun 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| S-3/A | Pre-effective amendment to an S-3 filing | 30 May 1997 | Open Pre-effective amendment to an S-3 filing in HTML. Open Pre-effective amendment to an S-3 filing in DOC file. Open Pre-effective amendment to an S-3 filing in PDF file. Open Pre-effective amendment to an S-3 filing in XLS file. |
| S-3/A | Pre-effective amendment to an S-3 filing | 29 May 1997 | Open Pre-effective amendment to an S-3 filing in HTML. Open Pre-effective amendment to an S-3 filing in DOC file. Open Pre-effective amendment to an S-3 filing in PDF file. Open Pre-effective amendment to an S-3 filing in XLS file. |
| S-3 | Simplified registration form | 22 May 1997 | Open Simplified registration form in HTML. Open Simplified registration form in DOC file. Open Simplified registration form in PDF file. Open Simplified registration form in XLS file. |
| 424B2 | Form of prospectus filed in connection with primary offering of securities on a delayed basis | 02 Apr 1997 | Open Form of prospectus filed in connection with primary offering of securities on a delayed basis in HTML. Open Form of prospectus filed in connection with primary offering of securities on a delayed basis in DOC file. Open Form of prospectus filed in connection with primary offering of securities on a delayed basis in PDF file. Open Form of prospectus filed in connection with primary offering of securities on a delayed basis in XLS file. |
| S-8 | Securities offered to employees pursuant to employee benefit plans | 14 Mar 1997 | Open Securities offered to employees pursuant to employee benefit plans in HTML. Open Securities offered to employees pursuant to employee benefit plans in DOC file. Open Securities offered to employees pursuant to employee benefit plans in PDF file. Open Securities offered to employees pursuant to employee benefit plans in XLS file. |
| S-3 | Simplified registration form | 04 Feb 1997 | Open Simplified registration form in HTML. Open Simplified registration form in DOC file. Open Simplified registration form in PDF file. Open Simplified registration form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 28 Jan 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |
| 424B3 | Form of prospectus reflecting facts events constituting substantive change from last form | 28 Jan 1997 | Open Form of prospectus reflecting facts events constituting substantive change from last form in HTML. Open Form of prospectus reflecting facts events constituting substantive change from last form in DOC file. Open Form of prospectus reflecting facts events constituting substantive change from last form in PDF file. Open Form of prospectus reflecting facts events constituting substantive change from last form in XLS file. |