Hammerless check valve
Granted 5 Dec 2023 · no office action yet
Assignee: DOOQOOM CORP., LTD.
Law firm: Law firm · Log in to unlock
Attorney: Attorney · Log in to unlock
Inventors: Sang Heon Lee · Examiner: Gino Colan · AU 2925 · TC 2900
Life of the patent
5 dated eventsDescription
1 parts›FIG. 1 is an exterior view; FIG. 2…
FIG. 1 is an exterior view;
FIG. 2 is a front view;
FIG. 3 is a back view;
FIG. 4 is a left side view;
FIG. 5 is a right side view;
FIG. 6 is a top plan view; and,
FIG. 7 is a bottom view.
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 unlockWorldwide family
2 members · 2 offices›IP5 & PCT — 2 members
| Office | Publication | Kind | Published | Filed | Status | Title |
|---|---|---|---|---|---|---|
| USthis patent | US-D1006961-S | S1 | 5 Dec 2023 | 6 Oct 2020 | granted | Hammerless check valve |
| JP | JP-1678712-S | S | 8 Feb 2021 | 8 Oct 2020 | granted | no title held |
Validity 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