Washington, D.C.

Leonard R. Rockett Jr. Pulse duration modulator using charge-coupled devices. No. 4,508,975. 9 Claims.

Giorgos X. Gikas. Hair-treating article and method of its use. No. 4,510,952. 7 Claims.

Joe Van Pool. Alkylation process. No. 4,513,165. 10 Claims.

Patrick J. Hannan, et al. Method and apparatus for the detection of toxicants. No. 4,513,280. 13 Claims.

Prahlada R. Batni. Commutatorless direct current machine. No. 4,514,653. 19 Claims. Maryland

Bruce W. Harrell, of Baltimore. Detachable shoe-pocket system. No. 4,507,882. 7 Claims.

Borislav B. Djordevic, of Columbia, and Stephen C. Traugott, of Glen Arm. Ultrasonic liquid jet probe. No. 4,507,969. 8 Claims.

Raymond C. Elton, of Potomac, et al. Device for cryogenically fabrication source material for plasma X-ray lasers. No. 4,508,055. 11 Claims.

George R. Helpburn, of Severna Park. Adjustable splint. No. 4,508,111. 24 claims.

Ronald D. Stouffer, of Silver Spring. Liquid oscillator device. No. 4,508,267. 19 Claims.

Andrew F. Conn, of Baltimore, et al. Fluid jet apparatus and method for cleaning tubular components. No. 4,508,577. 35 Claims.

Milton E. Winyall, of Columbia. Particulate dialytic silica. No. 4,508,607. 15 Claims.

Carl R. Merril, of Rockville, and David Goldman, of Gaithersburg. Method for simultaneously monitoring turnover rate in multiple proteins. No. 4,508,820. 4 Claims.

Robert W. Harris, of Ellicott City. Enhanced delta modulation encoder. No. 4,509,037. 29 Claims.

Bernard L. Lewis, of Fort Washington. Phase coded pulse expander-compressor. No. 4,509,051. 9 Claims.

James H. Carpenter and Donald G. Corderman, both of Hagerstown. Vane retention apparatus for abrasive blasting machime. No. 4,509,300. 13 Claims.

Herman B. Urbach and Earl R. Quandt, both of Annapolis. Direct open loop rankine engine system and method of operating same. No. 4,509,324. 8 Claims.

Thomas J. Manuccia, of Silver Spring, et al. Infrared optical measurement of blood gas concentrations and fiber-optic catheter. No. 4,509,522. 6 Claims.

William A. Barr, of Gibson Island. Parking brake safety mechanism for automatic transmissions. No. 4,509,624. 15 Claims.

Clifton L. Kehr, of Silver Spring, et al. Hindered aliphatic monoisocyanates. No. 4,510,097. 1 Claim.

Lorie L. Staley, of Baltimore, et al. Process for producing intermediate moisture quick-cooking beans. No. 4,510,164. 4 Claims.

Carmo J. Pereira, of Columbia, et al. Catalyst with high geometric surface area. No. 4,510,261. 13 Claims.

Gwan Kim, of Olney, et al. Doubly promoted catalyst with high geometric surface area. No. 4,510,262. 13 Claims.

Carmo J. Pereira, of Columbia, and Louis Hegedus, of Rockville. Catalyst with high geometic surface area alumina extrudate and catalyst with high geometric surface area. No. 4,510,263. 19 Claims.

Albert F. Hadermann, of Ijamsville. Polymer fractionation. No. 4,510,304. 10 Claims.

William G. Peet, of Elkton, et al. Process for making alkali-metal tetraorganylborates. No. 4,510,327. 18 Claims.

Carroll H. Clatterbuck, of Silver Spring, and Arthur P. Ruitberg, of Germantown. High voltage isolation transformer. No. 4,510,476. 16 Claims.

Donald K. Merchant, of Cambridge. PC-board-mounted thermal breaker. No. 4,510,479. 28 Claims.

Charles E. Hare, of Baltimore. Body and frame straightening system. No. 4,510,790. 1 Claim.

John D. Gill, of Edgewater. Marine propulsion unit. No. 4,510,881. 8 Claims.

Deborah Henderson, of Elkton, et al. Barrier for use during cardiopulmonary resuscitation. No. 4,510,931. 4 Claims.

Patrick A. Roberts, of Cottage Park. Multi-Cube Puzzle. No. 4,511,144. 13 Claims.

Edward J. Prosen, of Rockville. Bomb-type conduction calorimeter. No. 4,511,263. 10 Claims.

Kenneth Kasschau, of Gaithersburg. Through-hub exhaust propeller assembly. No. 4,511,339. 6 Claims.

John T. Bennett Jr., of Ijamsville. Liquid transfer device. No. 4,511,534. 4 Claims.

Robert H. Purcell, of Boyds, and Stephen M. Feinstone, of Washington, D.C. Inactivation of a lipid virus. No. 4,511,556. 21 Claims.

James M. Leas, of Bethesda. Solar cell metal spray process. No. 4,511,600. 11 Claims.

Paul S. Miller, of Baltimore, and Paul O. P. Ts'O, of Lutherville. Process for selectively controlling unwanted expression or function of foreign nucleic acids in animal or mammalian cells. No. 4,511,713. 5 Claims.

Frank Gerard, of Kingsville. Permanent magnet thermal energy system. No. 4,511,777. 7 Claims.

Theodore R. Zeigler, of Oxon Hill. Display panel mounting clip. No. 4,512,097. 45 Claims.

Harry C. Winther, of Chestertown. Vehicle tire deflation signalling system. No. 4,512,278. 9 Claims.

Tadeusz M. Drzewiecki, of Silver Spring, et al. Photofluidic interface. No. 4,512,371. 19 Claims.

Sia Y. Yoo, of Silver Spring. Aerodynamic bass-reflex enclosure. No. 4,512,434. 2 Claims.

Howard L. Jobe, of Greenbelt. Golf bag accessory. No. 4,512,465. 12 Claims.

Tyrone D. Schwenk, of Fallston. Sealing tubulation and method. No. 4,512,488. 8 Claims.

Tommy A. Williams, of Laurel. Book support system. No. 4,512,603. 16 Claims.

James M. Ivins, of Saint Mitchels. Thermometer for obtaining the temperature of horse. No. 4,512,668. 7 Claims.

Donald Turner, of Rockville. Mathematical teaching cards. No. 4,512,746. 6 Claims.

Robert D. Smith, of Bethesda. Power performance monitoring system for nuclear reactor fuel core. No. 4,512,949. 2 Claims.

Edward Koubek, of Annapolis. Hydrogen peroxide liquid film sterilization method. No. 4,512,951. 7 Claims.

Ira R. Marcus, of Rockville. Package for rugged electronics. No. 4,513,064. 6 Claims.

John F. Giuliani, of Kensington, and Henry Wohltjen, of Burke, Va. Reversible optical waveguide vapor sensor. No. 4,513,087. 21 Claims.

Alan W. Peters, of Rockville; Gwan Kim, of Olney, and Michael V. Ernest, of Baltimore. Small bead auto exhaust catalyst. No. 4,513,101. 4 Claims.

Eric A. Hansson and Felek Jachimowicz, both of Columbia. Wet strength material. No. 4,513,121. 6 Claims.

Eric A. Hansson and Felek Jachimowicz, both of Columbia. Retention and drainage aid. No. 4,513,122. 22 Claims.

George W. Nauflett, of Oxon Hill. Method for the preparation of methylnitramine. No. 4,513,148. 12 Claims.

David P. McClellan, of Westminster, and Frank W. Kussy, of Randallstown. Stationary contact strap to achieve a current limiting blow-off effect. No. 4,513,267. 12 Claims.

Frank F. Kretschmer, of Laurel. P1 polyphase code expander-compressor. No. 4,513,289. 5 Claims.

Richard F. Greene, of Bethesda, and Henry F. Gray, of Alexandria, Va. P-N junction controlled field emitter array cathode. No. 4,513,308. 16 Claims.

Gerard O. Walter, of Potomac, et al. System for digital transmission and synthesis of integrated data. No. 4,513,390. 15 Claims.

Ronald W. Waynant, of Laurel; Leonard Epp, of Waldorf, and Clad P. Christensen Jr., of Alexandria, Va. Laser pumped by X-band microwaves. No. 4,513,414. 5 Claims.

Robert H. Proctor, of Cockeysville, and Arthur G. Hobbs Jr., of Hampstead. Weight-monitored air-conditioner charging station. No. 4,513,578. 12 Claims.

Norman Czajkowski, of Chevy Chase. Golf cart. No. 4,513,989. 27 Claims.

Edward V. Stine, of Rockville. Apparatus for measuring refractive properties of lenses and other transmissive devices. No. 4,514,086. 3 Claims.

Albert Neumann, of Columbia. Earth retaining wall system. No. 4,514,113. 20 Claims.

Samuel Schalkowsky and Ellen R. Schalkowsky, both of Chevy Chase. Method for testing microbial interaction with growth-affecting substances. No. 4,514,495. 28 Claims.

James A. Braatz, of Beltsville; Kenneth R. McIntire, of Kensington, and Gerald L. Princler, of Frederick. Method for the identification and purification of human lung tumor-associated antigens (hltaa) and clinical detection and determination of these antigens. No. 4,514,506. 17 Claims.

Rafael L. Bowen, of Gaithersburg. Method of obtaining strong adhesive bonding of composites to dentin enamel and other substrates. No. 4,514,527. 38 Claims.

Bertram Fraser-Reid, of Silver Spring, et al. Process for preparing a-L N-acetyl daunosaminide. No. 4,514,561. 1 Claim. Maryland Design Patents

Charles Henderson, of Fort Washington. Airplane. No. D-178,226.

Don R. McCloskey, of Trappe. Portable vacuum cleaner. No. D-278,278.

Eldor N. Schuman, of Carney. Combined holder for sliced bread and condiment containers or the like. No. D-278,298.

Karl G. Byrd, Sr., of Baltimore. Decalomania or similar article. No. D-278,545. Virginia Design Patents

Helen H. Trotman, deceased, late of Virginia Beach, by Peter M. Hubber, legal representative, of Norfolk, and Herbert H. Trotman, of Virginia Beach. Plastic sheet material or the like. No. D-278,468.

Edward A. Powell Jr., of Richmond. Cooler Box. No. D-278,502.

Samuel C. Caldwell, of Burke. Safety light. No. D-278,519.

Robert T. Collins, of Alexandria. Reversible seat for bathub or the like. No. D-278,590.