Environmental technology — US PTAB Patent Cases
9 decisions indexed
Page 1 of 1 · 9 total
UNION ELECTRIC COMPANY et al. v.MES, Inc.
BirchTech (MES, Inc.) opposes Union Electric’s request for Director Review of a denied institution of an IPR covering a mercury‑control patent. The response argues the Director’s decision is final, the patent’s litigation history does not merit reversal, and procedural requests for joinder and stay are untimely.
UNION ELECTRIC COMPANY et al. v.MES, Inc.
Union Electric seeks Director Review of the PTAB’s denial to institute an IPR on a mercury‑control patent. BirchTech’s response argues the Director’s decision is final, the litigation history does not merit reversal, and procedural requests are untimely. The Board is asked to deny the review.
UNION ELECTRIC COMPANY et al. v.MES, Inc.
Birchtech Corp. opposes Union Electric’s request for Director Review of a denied IPR on its mercury‑control patent, arguing the Director’s decision is final and that joinder and stay requests are procedurally improper.
UNION ELECTRIC COMPANY et al. v.MES, Inc.
Birchtech Corp. submits an authorized response opposing Union Electric’s request for Director Review of a denied institution. The company argues the Director’s decision is final, the patent’s litigation history does not warrant reversal, and procedural requests are untimely or unsupported.
PacifiCorp et al. v.MES, Inc.
PacifiCorp and affiliated utilities have filed an IPR petition challenging U.S. Patent 10,933,370, which covers mercury removal from coal‑fired power plant flue gas. The petition alleges anticipation and obviousness over four prior‑art references and argues the patent lacks written‑description support for its priority date. The Board’s decision on institution is pending.
Berkshire Hathaway Energy Company et al. v.MES, Inc.
Berkshire Hathaway Energy and affiliated utilities have filed an IPR petition challenging U.S. Patent 10,343,114, which covers a mercury‑removal method for coal‑fired power plants. The petition argues the claims are obvious over earlier conference papers and patents, and that the patent lacks priority support for its bromine‑related limitations.
PacifiCorp et al. v.MES, Inc.
PacifiCorp and its affiliates have petitioned the PTAB to invalidate U.S. Patent 10,926,218, which covers mercury removal from coal‑fired power plant flue gas. The petition alleges anticipation and obviousness over several prior‑art references and argues lack of written‑description support for key claim limitations. The Board has yet to decide whether to institute the IPR.
PacifiCorp et al. v.MES, Inc.
BirchTech Corp. petitions the PTAB Director to overturn a referral decision, arguing that proceeding with the IPR would duplicate the ongoing MDL concerning mercury‑control patents and waste resources. The brief cites efficiency concerns and prior PTAB rulings to request denial of institution.
PacifiCorp et al. v.MES, Inc.
PacifiCorp and affiliated utilities have filed a Director Review petition seeking to overturn the PTAB’s decision to institute an IPR on a mercury‑control patent. The patent owner argues the MDL already provides a more efficient forum and that the Board’s action would cause duplicative litigation.
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