Patent intelligence · US
US 6879754
Drop-before-add optical switching and routing system employing grating-based wavelength selective switches
Drop-before-add optical switching and routing system employing grating-based wavelength selective switches
Patent details — US 6879754
- Jurisdiction
- US
- Status
- expired
- Grant date
- Apr 12, 2005
- Expiration
- Apr 7, 2025
- Applicant
- Integrated Optics Communications Corp.
- Claims
- 19
- CPC classes
- A61K, A61K31/40, A61K31/44, A61K31/63
Quick answer
US 6879754 (Drop-before-add optical switching and routing system employing grating-based wavelength selective switches) is held by Integrated Optics Communications Corp.. Status: expired. Granted Apr 12, 2005. Expires Apr 7, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- Integrated Optics Communications Corp.
- Grant date
- Expiration
- Claims
- 19
- CPC classes
- A61K, A61K31/40, A61K31/44, A61K31/63
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Frequently asked questions
What is US patent 6879754?
US 6879754 (Drop-before-add optical switching and routing system employing grating-based wavelength selective switches) is held by Integrated Optics Communications Corp.. Status: expired. Granted Apr 12, 2005. Expires Apr 7, 2025 (0 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 6879754?
Integrated Optics Communications Corp. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 42 pharmaceutical patents for this assignee.
When does US 6879754 expire?
Our index shows an expiration date of Apr 7, 2025 (0 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.