Patent intelligence · US
US 7537421
Dead spindle PTO with compliant grounding mechanism
Dead spindle PTO with compliant grounding mechanism
Patent details — US 7537421
- Jurisdiction
- US
- Status
- granted
- Grant date
- May 26, 2009
- Expiration
- May 21, 2029
- Applicant
- BLACK & DECKER INC.
- Claims
- 20
- CPC classes
- A61K, A61K31/13
Quick answer
US 7537421 (Dead spindle PTO with compliant grounding mechanism) is held by BLACK & DECKER INC.. Status: granted. Granted May 26, 2009. Expires May 21, 2029 (3 years remaining) — relevant for patent-cliff and LOE planning.
Key facts
- Applicant
- BLACK & DECKER INC.
- Grant date
- Expiration
- Claims
- 20
- CPC classes
- A61K, A61K31/13
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Frequently asked questions
What is US patent 7537421?
US 7537421 (Dead spindle PTO with compliant grounding mechanism) is held by BLACK & DECKER INC.. Status: granted. Granted May 26, 2009. Expires May 21, 2029 (3 years remaining) — relevant for patent-cliff and LOE planning.
Who owns US 7537421?
BLACK & DECKER INC. is listed as the applicant in USPTO PatentsView records indexed by NovaPharmaNews. We track 38 pharmaceutical patents for this assignee.
When does US 7537421 expire?
Our index shows an expiration date of May 21, 2029 (3 years from today). Confirm material dates against USPTO, FDA Orange Book, or qualified counsel before contractual decisions.