1
Richard A Leoncavallo, Gregory R Phillips: Test tube rack and retainer. Nalge Company, Marjama & Pincelli, January 14, 1992: US05080232 (54 worldwide citation)

A rack and retainer for use with an existing rack for holding test tubes and similar like articles. The rack or retainer is provided with a projecting member for firmly holding in position a test tube or similar like article placed therein.


2
Richard A Leoncavallo, Ravinder C Mehra, Gregory R Phillips: Dropper bottle assembly with squeeze cap. Nalge Company, Wood Herron & Evans, July 12, 1994: US05328058 (37 worldwide citation)

The present invention is a dropper bottle assembly (30) with a dispensing closure (34) having a base (48) adapted to be secured to the bottle 32) and an elongated dropper spout (64) extending from the base (48) to a distal open end (72) and with a separate cap (36, 236) defining a cavity (76) sized ...


3
Richard A Leoncavallo, Ravinder C Mehra, Gregory R Phillips: Liquid dropper spout having lockable pivoted closure cap. Nalge Company, Wood Herron & Evans, September 21, 1993: US05246145 (37 worldwide citation)

A dropper bottle assembly with a dispensing closure having a base adapted to be secured to the bottle and an elongated dropper spout extending from the base to a distal open end and with a separate cap defining a cavity sized to receive the spout therein wherein the cap and closure share cooperating ...


4
Richard A Leoncavallo, Peter K Baird, Ravinder C Mehra, Sharad Rajguru: Plastic filter assembly. Nalge Company, Marjama & Pincelli, August 25, 1987: US04689147 (33 worldwide citation)

A plastic filter assembly having an upper receiving container and a lower receiving container. Either the top or bottom container is provided with at least two recesses for receiving a locking pin in the container not having recesses. The recess has a first receiving portion and a locking portion. T ...


5
Richard A Leoncavallo: Reusable filter unit with recoverable filter membrane. Nalge Company, Frank Pincelli, July 7, 1987: US04678576 (31 worldwide citation)

A reusable laboratory filter unit having a recoverable filter member. The unit has an upper body or reservoir for receiving the liquid to be filtered and a lower body or receptacle for receiving filtrate. A plate for supporting the filter membrane is captured between the upper and lower bodies when ...


6
Charles E Brockway, John J Saeli: Electrically powered and heated endodontic syringe. Nalge Company, Marjama & Pincelli, August 4, 1987: US04684344 (29 worldwide citation)

An endodontic syringe for injecting thermoplastic material, such as gutta percha into a root canal cavity. The syringe includes a drive motor and mechanism for reversible axial translation of a plunger, a removable gutta percha cartridge and needle, and a heating element surrounding the cartridge to ...


7
Richard A Leoncavallo, Peter K Baird, Mark Giverc, Ravi Mehra: Squeeze bottle and leakproof closure device. Nalge Company, Wood Herron & Evans P L L, February 18, 1997: US05603436 (28 worldwide citation)

A dispensing container including a receptacle portion for holding liquids and an upper opening having a closure device. The closure device is embodied in threaded cap which closes a relatively large opening in the top of the receptacle portion for filling purposes. The closure device includes a spou ...


8
Richard A Leoncavallo: Autoclavable rack container. Nalge Company, Marjama & Pincelli, September 20, 1988: US04772418 (23 worldwide citation)

A container comprising a top cover for placement on a base support. The top cover may be placed in a first position on the base support to allow steam or gas to enter within the container and a second position for providing a seal between the cover and base support.


9
Walter J Clarkson: Package and method of filling and dispensing a plurality of bottles. Nalge Company, Marjama & Pincelli, March 15, 1988: US04730730 (18 worldwide citation)

A package and method of packaging and dispensing a plurality of bottles or other like articles. The packages include a tray for supporting a plurality of bottles and a band around the perimeter of the bottles. A shrink wrap is placed around the bottles, band and tray. The tray is filled by placing t ...


10
Ravinder C Mehra: Bottle closure assembly. Nalge Company, Marjama & Pincelli, August 22, 1989: US04858776 (17 worldwide citation)

A plastic bottle closure assembly comprising a plastic bottle having a threaded neck portion, a closure for engagement with the neck portion and a sealing plug. The sealing plug has an annular mating surface designed to engage an annular planer mating surface of the neck portion. The closure is prov ...