4. Synthetic resins or natural rubbers -- part of the class 520 ser
  5. Synthetic resins
  6. At least one aryl ring which is part of a fused or bridged...

Leonard W. Barrett

Inventor

Rate now
  [ 0.00 ] – not rated yet Voters 0   Comments 0

Details

Inventor

active

Molded respirator containing sorbent particles

Surgery – Respiratory method or device – Means for removing substance from respiratory gas
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Molded respirator containing sorbent particles

Surgery – Respiratory method or device – Means for removing substance from respiratory gas
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Nucleating agents for poly(ethylene terephthalate)

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Permeable shaped structures of active particulate bonded...

Stock material or miscellaneous articles – Structurally defined web or sheet – Discontinuous or differential coating – impregnation or bond
Reexamination Certificate

  [ 0.00 ] – not rated yet Voters 0   Comments 0

Pressure-sensitive adhesive polyacrylate polymer and method of m

Synthetic resins or natural rubbers -- part of the class 520 ser – Synthetic resins – At least one aryl ring which is part of a fused or bridged...
Patent

  [ 0.00 ] – not rated yet Voters 0   Comments 0

No associations

LandOfFree

Say what you really think

Search LandOfFree.com for the USA inventors and patents. Rate them and share your experience with other people.

Rating

Leonard W. Barrett does not yet have a rating. At this time, there are no reviews or comments for this inventor.

If you have personal experience with Leonard W. Barrett, we encourage you to share that experience with our LandOfFree.com community. Your opinion is very important and Leonard W. Barrett will most certainly appreciate the feedback.

Rate now

     

Profile ID: LFUS-PAI-P-1511190

  Search
All data on this website is collected from public sources. Our data reflects the most accurate information available at the time of publication.

Canada

 Charities
 Companies
 MP Candidates
 Patents
 Employee Salary Disclosure

World

 Places of the World
 Scientific Papers

United States

 Banks
 Companies
 Counties
 Patents
 Employee Salary Disclosure