Polycrystalline diamond compact with a raised surface and groove therein
Granted 14 Jan 2025 · no office action yet
Assignee: SF Diamond Co.,Ltd.
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Yongfeng Wang, Jian Yang, Weifeng Du, Haijiang Fang · Examiner: Patricia A Palasik · AU 2918 · TC 2900
Life of the patent
5 dated eventsDescription
1 parts›FIG. 1 is a top perspective view of…
FIG. 1 is a top perspective view of a polycrystalline diamond compact with a raised surface and a groove therein showing our new design;
FIG. 2 is a bottom perspective view of a polycrystalline diamond compact with a raised surface and a groove therein of FIG. 1 ;
FIG. 3 is a top plan view of the polycrystalline diamond compact with a raised surface and a groove therein of FIG. 1 ;
FIG. 4 is a bottom plan view of the polycrystalline diamond compact with a raised surface and a groove therein of FIG. 1 ;
FIG. 5 is a side elevation view of the polycrystalline diamond compact with a raised surface and a groove therein of FIG. 1 ; and,
FIG. 6 is another side elevation view of the polycrystalline diamond compact with a raised surface and a groove therein of FIG. 1 .
Claims
1 · 1 independent · depth 1Classifications
1 codesClaim changes
SoonSee which claims were amended, added or cancelled during examination, with every added and removed word marked.
The published claims of this patent are not paired with the granted ones in what we hold.
File wrapper
See the full prosecution history — every USPTO and applicant action on this file, in order.
Log in to unlockChain of title
See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.
Log in to unlockTerm & fees
See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.
Log in to unlockValidity challenges
See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.
Log in to unlockCitations
See every patent this one cites and every patent that cites it back — publication, assignee, and how each one was found.
Log in to unlock