Randa; Mark D.
Patent Applications and Registrations
Patent applications and USPTO patent grants for Randa; Mark D..The latest application filed is for "piercing tool aiming device".
Company Profile
12.30.36
- Randa; Mark D. - Oconomowoc WI
- Randa; Mark D. - Summit WI
Patent Activity
| Patent | Date |
|---|---|
| Piercing Tool Aiming Device App 20220136335 - Morse; Larry G. ; et al. | 2022-05-05 |
| Pipe Extraction Assisted By Pre-Stressed Strand App 20210364102 - Crane; Robert F. ; et al. | 2021-11-25 |
| Pipe extraction assisted by pre-stressed strand Grant 11,112,033 - Crane , et al. September 7, 2 | 2021-09-07 |
| Lead Pipe Spudding Prior To Extraction Or Remediation App 20210190251 - Crane; Robert F. ; et al. | 2021-06-24 |
| Pipe Slitting Machine With Rope Storage Reel App 20210107074 - Randa; Mark D. ; et al. | 2021-04-15 |
| Lead pipe spudding prior to extraction or remediation Grant 10,969,053 - Crane , et al. April 6, 2 | 2021-04-06 |
| Reversible pneumatic pipe ramming tool Grant 10,927,602 - Wentworth , et al. February 23, 2 | 2021-02-23 |
| Extraction of ductile pipe Grant 10,883,628 - Wentworth , et al. January 5, 2 | 2021-01-05 |
| Pipe Extraction Assisted By Pre-Stressed Strand App 20200378529 - Crane; Robert F. ; et al. | 2020-12-03 |
| Extraction Of Ductile Pipe App 20200158261 - Wentworth; Steven W. ; et al. | 2020-05-21 |
| Latch Assembly For Use With An Inversion Drum App 20200149673 - Noggle; Craig Lawrence ; et al. | 2020-05-14 |
| Extraction of ductile pipe Grant 10,584,807 - Wentworth , et al. | 2020-03-10 |
| System And Method For Extracting A Buried Pipe App 20200056725 - Wentworth; Steven W. ; et al. | 2020-02-20 |
| Latch assembly for use with an inversion drum Grant 10,550,989 - Noggle , et al. Fe | 2020-02-04 |
| Split ring ram adapter with cam adjustment Grant 10,415,722 - Wentworth , et al. Sept | 2019-09-17 |
| Reversible Pneumatic Pipe Ramming Tool App 20190136629 - Wentworth; Steven W. ; et al. | 2019-05-09 |
| Lead Pipe Spudding Prior To Extraction Or Remediation App 20190078720 - Crane; Robert F. ; et al. | 2019-03-14 |
| Latch Assembly For Use With An Inversion Drum App 20190063662 - Noggle; Craig Lawrence ; et al. | 2019-02-28 |
| Split Ring Ram Adapter With Cam Adjustment App 20190049042 - Wentworth; Steven W. ; et al. | 2019-02-14 |
| Extraction Of Ductile Pipe App 20190049040 - Wentworth; Steven W. ; et al. | 2019-02-14 |
| Powered slip actuation Grant 10,161,201 - Wentworth , et al. Dec | 2018-12-25 |
| Steerable Downhole Hammer Bit App 20180155985 - Wentworth; Steven W. ; et al. | 2018-06-07 |
| Gut hook bladed pipe slitter Grant D816,456 - Crane , et al. May 1, 2 | 2018-05-01 |
| Powered Slip Actuation App 20170234084 - Wentworth; Steven W. ; et al. | 2017-08-17 |
| Pipe slitter Grant 9,566,653 - Randa , et al. February 14, 2 | 2017-02-14 |
| Pipe slitting apparatus Grant 9,512,951 - Randa , et al. December 6, 2 | 2016-12-06 |
| Eccentric Cones For Rock Cutting App 20160340981 - Wentworth; Steven W. ; et al. | 2016-11-24 |
| Gut Hook Bladed Pipe Slitter App 20160319979 - Crane; Robert F. ; et al. | 2016-11-03 |
| Powered Slip Actuation App 20160161023 - Wentworth; Steven W. ; et al. | 2016-06-09 |
| Pipe Slitting Apparatus App 20150198279 - Randa; Mark D. ; et al. | 2015-07-16 |
| Pipe Slitter App 20150098765 - Randa; Mark D. ; et al. | 2015-04-09 |
| Beacon assembly Grant 8,955,586 - Randa , et al. February 17, 2 | 2015-02-17 |
| Pneumatic impact tool Grant 8,955,613 - Randa February 17, 2 | 2015-02-17 |
| Tricone Bit Construction App 20150014060 - Wentworth; Steven W. ; et al. | 2015-01-15 |
| Joint with check valve for a boring apparatus Grant 8,875,811 - Randa November 4, 2 | 2014-11-04 |
| Powered Slip Actuation App 20140294512 - Wentworth; Steven W. ; et al. | 2014-10-02 |
| Make-Up/Break-Out Device For Drilling Hammers App 20140131110 - Randa; Mark D. ; et al. | 2014-05-15 |
| Pneumatic impact piercing tool Grant 8,181,714 - Randa May 22, 2 | 2012-05-22 |
| Pneumatic impact tool App 20090283285 - Randa; Mark D. | 2009-11-19 |
| Pneumatic impact piercing tool App 20090260842 - Randa; Mark D. | 2009-10-22 |
| Method and apparatus for replacement of underground pipe Grant 7,255,516 - Wentworth , et al. August 14, 2 | 2007-08-14 |
| Apparatus for on-grade boring App 20060269361 - Wentworth; Steven W. ; et al. | 2006-11-30 |
| Method and apparatus for on-grade boring Grant 7,086,808 - Wentworth , et al. August 8, 2 | 2006-08-08 |
| Pneumatic ground piercing tool Grant 7,066,279 - Randa June 27, 2 | 2006-06-27 |
| Method and apparatus for replacement of underground pipe Grant 7,055,621 - Wentworth , et al. June 6, 2 | 2006-06-06 |
| Pneumatic Ground Piercing Tool App 20060096769 - Randa; Mark D. | 2006-05-11 |
| Pneumatic impact piercing tool Grant 7,028,785 - Randa April 18, 2 | 2006-04-18 |
| Pneumatic impact piercing tool App 20050257941 - Randa, Mark D. | 2005-11-24 |
| Method and apparatus for replacement of underground pipe App 20050244229 - Wentworth, Steven W. ; et al. | 2005-11-03 |
| Method and system for operating a reversible pneumatic ground piercing tool Grant 6,953,095 - Randa October 11, 2 | 2005-10-11 |
| Pneumatic impact piercing tool Grant 6,923,270 - Randa August 2, 2 | 2005-08-02 |
| Method And System For Operating A Reversible Pneumatic Ground Piercing Tool App 20050150670 - Randa, Mark D. | 2005-07-14 |
| Method and apparatus for replacement of underground pipe Grant 6,913,091 - Wentworth , et al. July 5, 2 | 2005-07-05 |
| Drill string joint Grant 6,860,514 - Wentworth , et al. March 1, 2 | 2005-03-01 |
| Method and apparatus for replacement of underground pipe App 20040223812 - Wentworth, Steven W. ; et al. | 2004-11-11 |
| Method and apparatus for replacement of underground pipe Grant 6,761,507 - Wentworth , et al. July 13, 2 | 2004-07-13 |
| Method and apparatus for replacement of underground pipe App 20030165360 - Wentworth, Steven W. ; et al. | 2003-09-04 |
| Drill string joint App 20030166418 - Wentworth, Steven W. ; et al. | 2003-09-04 |
| Method and apparatus for on-grade boring App 20030152428 - Wentworth, Steven W. ; et al. | 2003-08-14 |
| Drill bit for impact-assisted directional boring Grant 6,533,052 - Wentworth , et al. March 18, 2 | 2003-03-18 |
| Method and apparatus for replacement of underground pipe App 20030044238 - Wentworth, Steven W. ; et al. | 2003-03-06 |
| Drill bit for impact-assisted directional boring App 20020096367 - Wentworth, Steven W. ; et al. | 2002-07-25 |
| Pneumatic ground piercing tool with movable chisel head Grant 6,273,201 - Randa , et al. August 14, 2 | 2001-08-14 |
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