Patent Application
Provisional
Small
App. No. 60/259,553
· Confirmation No. 2287
Protective layer for quartz crucibles used for silicon crystallization and method of preparation thereof
Provisional Application Expired
Inventors
Alleppey V. Hariharan
Nashua, NH
Mohan Chandra
Merrimack, NH
Michael A. Costantini
Hudson, NH
Yuepeng Wan
Nashua, NH
Attorneys & Agents of Record
Prosecution
- Customer No.
- 24222
- Docket No.
- GT05-Prov
- Confirmation No.
- 2287
Child
PCT
Claims priority from a provisional application
→
PCT/US2001/027070
Filed 2001-08-31
· PCT - IPER (International Preliminary Examination Report) 409-416 Mailed
Child
Claims priority from a provisional application
→
App. 09/944,790
· US 6,479,108
Filed 2001-08-31
· Patent Expired Due to NonPayment of Maintenance Fees Under 37 CFR 1.362
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-01-30
ASSIGNMENT OF ASSIGNOR'S INTEREST
Recorded 2001-01-24
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Quick Facts
- App. No.
- 60/259,553
- Filed
- 2001-01-03
External Links