FIG. 1 is a top plan view of a “flow channel for drip irrigation with central cavity” showing our new design, a typical hose being indicated in broken line;

FIG. 2 is a side elevational view thereof; and,

FIG. 3 is a left hand end view thereof.

The broken line showing of a hose is for illustrative purposes only and forms no part of the claimed design.

the grant prints no section headings; every part label below is ours, taken from that part's own first words

Claims as granted

1 claim

Classifications

3 codes

IPC · International Patent Classification

Section /

/DRW

USPC · US Patent Classification

D08/1D23/266

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 application are not paired with the granted ones in what we hold.

File wrapper

⤢ drag to zoom

USPTOApplicanthover for detail · click to open

Pendency

1.4 y

502 days filing → grant

Office actions

non-final + final

Responses

no RCE

Examiner

Robin V. Taylor

art unit 2911 · TC 2900

Law firm

Law firm · Log in to unlock

Citations: 54 back · 0 forward

See the full prosecution history — every USPTO and applicant action on this file, in order.

Documents

Log in to open the documents of this file: the application as filed, every office action and response, the notice of allowance.

Chain of title

⤢ drag to zoom

Titlehover for detail · click to open

See the full assignment history — every owner this patent has passed through, with recordation dates and reel/frame numbers.