Inventor
Roy H. Hammerstedt
Inventor
Boalsburg, PA, US
Overview
Patents· 14 as inventor
Public. Assignee & technology derived from the patent record. Each patent links to its LexDana page.
Y10Sprimary
Y10STechnical subjects covered by former uspc cross-reference art collections [xracs] and digests14%
A01NPreservation of bodies of humans or animals or plants or parts thereof12%
A61KPreparations for medical, dental or toiletry purposes12%
A61PSpecific therapeutic activity of chemical compounds or medicinal preparations12%
C07KPeptides12%
B01DSeparation7%
G01NInvestigating or analysing materials by determining their chemical or physical properties7%
A61DVeterinary instruments, implements, tools, or methods5%
Y10TTechnical subjects covered by former us classification5%
A61MDevices for introducing media into, or onto, the body2%
PatentTitleYear
7,422,726'Integrated container for lyophilization, rehydration and processing of biological materials'20087,407,796'Interrogation of changes in the contents of a sealed container'2008RE039034'Molecule involved in binding of sperm to egg surfaces and procedures for use of this molecule to enhance or decrease potential fertility'20066,558,546'pH dependent membrane diffusion'20036,399,363'Method of permeant removal from cell suspension in a porous container'20026,103,483'Molecule involved in binding of sperm to egg surfaces and procedures for use of this molecule to enhance or decrease potential fertility'20006,100,378'Enhancement of the pro-fertility action of a molecule involved in a sperm-egg binding'20006,065,294'Cassette device and system to facilitate cryopreservation'20006,004,586'Molecule involved in binding of sperm to egg surfaces and procedures for use of this molecule to enhance or decrease potential fertility'19995,910,568'Molecule involved in binding of sperm to egg surfaces and procedures for use of this molecule to enhance or decrease potential fertility'19995,763,206'Process for evaluating fertility of spermatozoa samples'19985,261,870'Separation barrier with plugged pores'19935,188,455'Apparatus for remote mixing of fluids'19935,026,342'Noningestible separation barrier with plugged pores'1991Career & activity timeline
Assembled from patent assignee/location history and declaration credentials.
1991–2002Patents assigned to BIOPORE INC (5)· patent assignee history
1991–2008Based in Boalsburg, PA, US· patent location history
1993Patents assigned to PENNSYLVANIA RES CORP (1)· patent assignee history
1998–2008Patents assigned to PENN STATE RES FOUND (7)· patent assignee history
2008Patents assigned to BLOOD CELL STORAGE INC (1)· patent assignee history
Inventor activity
Assignee and location history derived from the patent record.
Assignees
| Assignee | Patents | Span |
|---|---|---|
| PENN STATE RES FOUND | 7 | 1998–2008 |
| BIOPORE INC | 5 | 1991–2002 |
| BLOOD CELL STORAGE INC | 1 | 2008 |
| PENNSYLVANIA RES CORP | 1 | 1993 |
Locations
| Location | Patents | Span |
|---|---|---|
| Boalsburg, Pennsylvania, US | 14 | 1991–2008 |