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USPTO: us-12622411 · published 2026-05-12 · patents · A01K 1/035· A01K 15/025

Detachable cat climbing frame

Pith reviewed 2026-05-17 07:01 UTC · model grok-4.3

classification patents A01K 1/035A01K 15/025
keywords cat climbing framedetachable structuremodular pet furniturethreaded connectorreconfigurable towerpillar and platform
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0 comments X

The pith

A modular cat climbing frame assembles in four configurations using threaded pillar connectors and partitions.

A machine-rendered reading of the paper's core claim, the machinery that carries it, and where it could break.

The patent describes a detachable climbing frame built from at least two pillars, one or more partitions, and end connectors that join via a male threaded socket and a female single-head screw cap. These parts snap together so the same pieces can form a straight tower, a pillar attached to a platform, a tower with an intermediate platform, or multiple pillars each carrying their own platform. The design lets owners change the layout without tools or permanent fasteners, which matters for fitting the frame to different room sizes or cat preferences.

Core claim

The cat climbing frame is configurable in at least one of a first, second, third and fourth configuration using the end connector to join pillars end-to-end, attach a partition to a pillar end, or fix a partition between two pillars joined end-to-end.

What carries the argument

End connector formed by a male threaded socket in each pillar end and a female single-head screw cap that threads onto it, allowing repeated assembly and disassembly.

If this is right

  • Owners can reconfigure the frame between a tall vertical post and separate wall-mounted sections without buying new parts.
  • The same connector type works for both pillar-to-pillar and pillar-to-partition joints, reducing the number of distinct pieces needed.
  • Platforms can be added or removed at any joint, letting the owner adjust resting surfaces as the cat grows or as household space changes.

Where Pith is reading between the lines

These are editorial extensions of the paper, not claims the author makes directly.

  • The design could extend to additional modules such as ramps or hammocks that use the same threaded interface.
  • Because the connectors are tool-free, the frame might be packed flat for transport between homes or for storage when not in use.

Load-bearing premise

The threaded connectors stay tight and do not strip or loosen when cats jump, scratch, and hang on the assembled frame over time.

What would settle it

Observe or measure whether any joint loosens or separates after a cat uses the tallest assembled configuration for several days of normal climbing and resting.

read the original abstract

1 . A detachable cat climbing frame comprising: at least two pillars; a partition; and an end connector, the end connector comprising a male connector and a female connector, the male connector and the female connector being releasably connectable together to form the end connector; wherein the at least two pillars each have the male connector disposed in an end of the pillar, wherein the male connector is a threaded socket; wherein the female connector comprises a single head screw cap; wherein the cat climbing frame is configurable in at least one of a first, second, third and fourth configuration; wherein in the first configuration, the cat climbing frame is arranged with the at least two pillars aligned end to end and connected together with the female connector connecting to the male connector disposed in the end of each of the at least two pillars; wherein in the second configuration, the cat climbing frame is arranged with one of the at least two pillars connected to the partition with the female connector connecting to the male connector disposed in the end of the one of the at least two pillars; wherein in the third configuration, the cat climbing frame is arranged with the at least two pillars aligned end to end and connected together with the female connector connecting to the male connector disposed in the end of each of the at least two pillars with the partition fixed between the ends of the at least two pillars connected together with the female connector; wherein in the fourth configuration, the cat climbing frame is arranged with another of the at least two pillars connected to the further partition with the female connector connecting to the male connector disposed in the end of the another of the at least two pillars; wherein in the second configurati

Editorial analysis

A structured set of objections, weighed in public.

Desk editor's note, referee report, simulated authors' rebuttal, and a circularity audit. Tearing a paper down is the easy half of reading it; the pith above is the substance, this is the friction.

Referee Report

0 major / 2 minor

Summary. The disclosure presents a detachable cat climbing frame consisting of at least two pillars, one or more partitions, and end connectors formed by a male threaded socket inserted into the pillar end and a mating female single-head screw cap. The geometry permits assembly in four enumerated configurations: pillars joined end-to-end, a single pillar attached to a partition, pillars joined with a partition clamped between them, and an additional pillar attached to a further partition.

Significance. If the connector geometry performs as drawn, the design supplies a tool-free modular system whose four configurations follow directly from the male-female threading and the placement of sockets in the pillar ends. This offers a compact, reconfigurable alternative to fixed cat furniture without requiring performance data or material specifications beyond the mechanical description.

minor comments (2)
  1. The abstract text is truncated mid-sentence at 'wherein in the second configurati'; the corresponding claim language should be completed for clarity.
  2. Figure or drawing references that illustrate the four configurations are not explicitly cross-referenced in the provided claim text; adding such pointers would aid examination.

Simulated Author's Rebuttal

0 responses · 0 unresolved

We thank the referee for the positive summary and recommendation of minor revision. The assessment correctly captures the connector geometry and the four enumerated configurations. No specific technical objections were raised, so we will proceed with minor editorial clarifications to the claims and drawings for improved clarity.

Circularity Check

0 steps flagged

No circularity: direct geometric description of modular assembly

full rationale

The document is a utility patent whose central claim enumerates four configurations of pillars and partitions joined by threaded male sockets and female screw caps. No equations, fitted parameters, predictions, ansatzes, or self-citations appear; the listed arrangements follow immediately from the stated connector geometry. Consequently no load-bearing step reduces to its own inputs.

Axiom & Free-Parameter Ledger

0 free parameters · 0 axioms · 0 invented entities

No free parameters, axioms, or invented physical entities; the document is a mechanical parts list and assembly description.

pith-pipeline@v0.9.0 · 5611 in / 882 out tokens · 42697 ms · 2026-05-17T07:01:09.861020+00:00 · methodology

discussion (0)

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