USPatentGranted

Dialytic solution for peritoneal dialysis

Granted 13 Sep 1988 · no office action yet

Application
855343
filed 24 Apr 1986
Publication
Not published
not published
Patent· this page
US 4,770,879
granted 13 Sep 1988

Life of the patent

2 dated events
⤢ drag to zoomApr 1986Jul 1986Oct 1986Jan 1987Apr 1987Jul 1987Oct 1987Jan 1988Apr 1988Jul 1988Oct 1988Prosecution
Prosecutionhover for detail · click to open

Abstract

A dialytic solution for peritoneal dialysis, which dialytic solution is characterized by containing glycerol and a monosaccharide as osmotic pressure regulating agents for regulating the osmotic pressure to a level necessary for the removal of water.

Claims

5 · 1 independent · depth 2
12345
5 granted claims

Classifications

2 codes
USPC · US Patent Classification
424/153514/23

Claim changes

Soon
Coming soonHow the claims changed between publication and grant

See which claims were amended, added or cancelled during examination, with every added and removed word marked.

AmendedAddedCancelledUnchanged

The published claims of this patent are not paired with the granted ones in what we hold.

File wrapper

Pendency
2.4 y
873 days filing → grant
Office actions
0
on the grant's record
Examiner
Stanley J. Friedman
art unit —
Citations: 4 back · 0 forward

Term & fees

See the term timeline — pendency span, in-force span, the maintenance fees paid and both computed expiry dates.

Log in to unlock

Validity challenges

See the validity challenges on record — reexaminations, IPRs and PGRs, with their institution decisions and outcomes.

Log in to unlock

Citations

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