IP Library › Granted Patent US 12,408,780
Granted Patent B2
US 12,408,780 · App. 17/689,337 · Granted Sep 9, 2025

Disposable paper pulp fast food cutlery

Inventor: Yun Huang (North Brunswick, NJ)
A47G21/04A47G21/02A47G21/023
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Quick Facts
Patent No.
US 12,408,780
App. No.
17/689,337
Granted
Sep 9, 2025
Kind
B2
Abstract

A piece of pulp cutlery includes a handle, a working body, and a transition portion by which the handle is connected with the working body. The handle includes two curved lateral edge portions, and a first double arch reinforcing structure disposed between the two curved lateral edge portions and extending along a length of the handle. The transition portion includes a second double arch reinforcing structure which extends from the first double arch reinforcing structure and toward the working body. The working body includes a third double arch reinforcing structure which extends from the second double arch reinforcing structure and toward a lowest region of the working body.

Claims (27)

1. A pulp spoon comprising:

a handle;

a spoon body; and

a transition portion by which the handle is connected with the spoon body,

wherein the handle comprising two curved lateral edge portions, and a first double arch reinforcing structure disposed between the two curved lateral edge portions and extending along a length of the handle, an upper surface of the first double arch reinforcing structure being higher than the two curved lateral edge portions when the pulp spoon is in an upright position,

wherein the transition portion comprising a second double arch reinforcing structure which extends from the first double arch reinforcing structure and toward the spoon body,

wherein the spoon body comprising a third double arch reinforcing structure which extends from the second double arch reinforcing structure and toward a lowest region of the spoon body, and

wherein the first double arch reinforcing structure, the second double arch reinforcing structure, and the third double arch reinforcing structure define a single one double arch reinforcing structure.

2. The pulp spoon of claim 1 , wherein the first double arch reinforcing structure comprises two parallel arched strips and a nesting groove therebetween.

3. The pulp spoon of claim 2 , wherein the nesting groove is higher than the two curved lateral edge portions.

4. The pulp spoon of claim 2 , wherein the first double arch reinforcing structure further comprises at least one connection bridge in the nesting groove that connects the two parallel arched strips with each other.

5. The pulp spoon of claim 2 , wherein the nesting groove is centrally disposed between the two curved lateral edge portions.

6. The pulp spoon of claim 5 , wherein the nesting groove is disposed higher than the two curved lateral edge portions.

7. The pulp spoon of claim 1 , wherein the handle, the spoon body and the transition portion form an integral structure.

8. A piece of pulp cutlery, comprising:

a handle;

a working body; and

a transition portion by which the handle is connected with the working body,

wherein the handle comprising two curved lateral edge portions, and a first double arch reinforcing structure disposed between the two curved lateral edge portions and extending along a length of the handle, an upper surface of the first double arch reinforcing structure being higher than the two curved lateral edge portions when the piece of pulp cutlery is in an upright position,

wherein the transition portion comprising a second double arch reinforcing structure which extends from the first double arch reinforcing structure and toward the working body, and

wherein the working body comprising a third double arch reinforcing structure which extends from the second double arch reinforcing structure and toward a lowest region of the working body, and

wherein the first double arch reinforcing structure, the second double arch reinforcing structure, and the third double arch reinforcing structure define a single one double arch reinforcing structure.

9. The piece of pulp cutlery of claim 8 , wherein the first double arch reinforcing structure comprises two parallel arched strips and a nesting groove therebetween.

10. The piece of pulp cutlery of claim 9 , wherein the nesting groove is higher than the two curved lateral edge portions.

11. The piece of pulp cutlery of claim 9 , wherein the first double arch reinforcing structure further comprises at least one connection bridge in the nesting groove that connects the two parallel arched strips with each other.

12. The piece of pulp cutlery of claim 8 , wherein the handle, the working body and the transition portion form an integral structure.

13. The piece of pulp cutlery of claim 8 , wherein the working body comprises one selected from the group consisting of a fork body, and a spoon body.

Priority Claims (3)
CN 202120881266.7 · Apr 27, 2021 · national
CN 202120884091.5 · Apr 27, 2021 · national
CN 202120884253.5 · Apr 27, 2021 · national
Continuity (1)
Related Publication 20220338651A1 · Oct 27, 2022
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