Self-propelled rotary tool
Number of patents in Portfolio can not be more than 2000
United States of America Patent
Stats
-
Dec 6, 2016
Grant Date -
Jul 3, 2014
app pub date -
Jun 6, 2012
filing date -
Jun 7, 2011
priority date (Note) -
In Force
status (Latency Note)
![]() |
A preliminary load of PAIR data current through [] has been loaded. Any more recent PAIR data will be loaded within twenty-four hours. |
PAIR data current through []
A preliminary load of cached data will be loaded soon.
Any more recent PAIR data will be loaded within twenty-four hours.
![]() |
Next PAIR Update Scheduled on [ ] |

Importance

US Family Size
|
Non-US Coverage
|
Patent Longevity
|
Forward Citations
|
Abstract
The present invention is a rotary head tool that is a self-propelled rotary tool (SPRT) operable for round cutting involving hard turning. The rotary head tool comprises generally a toolholder, a tool that is removably or fixedly connectable to the toolholder, and an insert that that incorporates a cutting edge finable into the tool. The toolholder is formed to hold the tool with the insert therein at a particular angle. Elements of the rotary head tool of the present invention, such as the insert, may be “off the shelf elements and consequently the present invention may be produced at a low cost. Embodiments of the present invention are designed so that the rotary head tool provides economical benefits and affordability for the user and to provide performance benefits of SPRTs.
First Claim
all claims..Other Claims data not available
Family

- 15 United States
- 10 France
- 8 Japan
- 7 China
- 5 Korea
- 2 Other
Patent Owner(s)
Patent Owner | Address | |
---|---|---|
PARKER GRANT LEONARD | Not Provided |
International Classification(s)

- 2012 Application Filing Year
- B23B Class
- 466 Applications Filed
- 391 Patents Issued To-Date
- 83.91 % Issued To-Date
Inventor(s)
Inventor Name | Address | # of filed Patents | Total Citations |
---|---|---|---|
Kishawy, Hossam El Deen Ahmed | Whitby, CA | 1 | 2 |
# of filed Patents : 1 Total Citations : 2 | |||
Parker, Grant Leonard | Vienna, CA | 1 | 2 |
# of filed Patents : 1 Total Citations : 2 |
Cited Art Landscape
- No Cited Art to Display

Patent Citation Ranking
- 0 Citation Count
- B23B Class
- 0 % this patent is cited more than
- 9 Age
Forward Cite Landscape
- No Forward Cites to Display

Maintenance Fees
Fee | Large entity fee | small entity fee | micro entity fee | due date |
---|---|---|---|---|
11.5 Year Payment | $7400.00 | $3700.00 | $1850.00 | Jun 6, 2028 |
Fee | Large entity fee | small entity fee | micro entity fee |
---|---|---|---|
Surcharge - 11.5 year - Late payment within 6 months | $160.00 | $80.00 | $40.00 |
Surcharge after expiration - Late payment is unavoidable | $700.00 | $350.00 | $175.00 |
Surcharge after expiration - Late payment is unintentional | $1,640.00 | $820.00 | $410.00 |
Full Text

Legal Events
Date | Code | Event | Description |
---|---|---|---|
Oct 24, 2024 | FEPP | FEE PAYMENT PROCEDURE | free format text: 7.5 YR SURCHARGE - LATE PMT W/IN 6 MO, LARGE ENTITY (ORIGINAL EVENT CODE: M1555); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Oct 24, 2024 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 8TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1552); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 8 |
Jun 06, 2024 | AS | ASSIGNMENT | free format text: RELEASE BY SECURED PARTY;ASSIGNOR:ALTER DOMUS (US) LLC;REEL/FRAME:067678/0059 Owner name: CPI ESSCO INC., MASSACHUSETTS Effective Date: Jun 06, 2024 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:ALTER DOMUS (US) LLC;REEL/FRAME:067678/0059 Owner name: CPI RADANT TECHNOLOGIES DIVISION INC., CALIFORNIA Effective Date: Jun 06, 2024 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:ALTER DOMUS (US) LLC;REEL/FRAME:067678/0059 Owner name: CPI SATCOM & ANTENNA TECHNOLOGIES INC., NORTH CAROLINA Effective Date: Jun 06, 2024 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:ALTER DOMUS (US) LLC;REEL/FRAME:067678/0059 Owner name: COMMUNICATIONS & POWER INDUSTRIES LLC, CALIFORNIA Effective Date: Jun 06, 2024 |
Oct 06, 2022 | AS | ASSIGNMENT | free format text: RELEASE OF SECOND LIEN SECURITY INTEREST (REEL 043349 / FRAME 0916);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0054 Owner name: CPI MALIBU DIVISION, CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF SECOND LIEN SECURITY INTEREST (REEL 043349 / FRAME 0916);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0054 Owner name: ASC SIGNAL CORPORATION, CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF SECOND LIEN SECURITY INTEREST (REEL 043349 / FRAME 0916);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0054 Owner name: CPI RADANT TECHNOLOGIES DIVISION INC., CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF SECOND LIEN SECURITY INTEREST (REEL 043349 / FRAME 0916);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0054 Owner name: COMMUNICATIONS & POWER INDUSTRIES LLC, CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF FIRST LIEN SECURITY INTEREST (REEL 043349 / FRAME 0881);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0044 Owner name: CPI MALIBU DIVISION, CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF FIRST LIEN SECURITY INTEREST (REEL 043349 / FRAME 0881);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0044 Owner name: ASC SIGNAL CORPORATION, CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF FIRST LIEN SECURITY INTEREST (REEL 043349 / FRAME 0881);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0044 Owner name: CPI RADANT TECHNOLOGIES DIVISION INC., CALIFORNIA Effective Date: Oct 06, 2022 free format text: RELEASE OF FIRST LIEN SECURITY INTEREST (REEL 043349 / FRAME 0881);ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:061639/0044 Owner name: COMMUNICATIONS & POWER INDUSTRIES LLC, CALIFORNIA Effective Date: Oct 06, 2022 |
Oct 06, 2022 | AS | ASSIGNMENT | free format text: SECURITY AGREEMENT;ASSIGNORS:COMMUNICATIONS & POWER INDUSTRIES LLC;CPI SATCOM & ANTENNA TECHNOLOGIES, INC.;CPI RADANT TECHNOLOGIES DIVISION INC.;AND OTHERS;REEL/FRAME:061623/0543 Owner name: ALTER DOMUS (US) LLC, AS COLLATERAL AGENT, ILLINOIS Effective Date: Oct 06, 2022 |
Dec 21, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: SURCHARGE FOR LATE PAYMENT, LARGE ENTITY (ORIGINAL EVENT CODE: M1554); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Dec 21, 2020 | MAFP | MAINTENANCE FEE PAYMENT | free format text: PAYMENT OF MAINTENANCE FEE, 4TH YEAR, LARGE ENTITY (ORIGINAL EVENT CODE: M1551); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY year of fee payment: 4 |
Dec 07, 2020 | FEPP | FEE PAYMENT PROCEDURE | free format text: MAINTENANCE FEE REMINDER MAILED (ORIGINAL EVENT CODE: REM.); ENTITY STATUS OF PATENT OWNER: LARGE ENTITY |
Jul 26, 2017 | AS� | SECURITY INTEREST | free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043349/0649 Owner name: CPI RADIANT TECHNOLOGIES DIVISION INC., CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043349/0649 Owner name: ASC SIGNAL CORPORATION, CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043349/0649 Owner name: COMMUNICATIONS & POWER INDUSTRIES LLC, CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043349/0649 Owner name: CPI MALIBU DIVISION, CALIFORNIA Effective Date: Jul 26, 2017 free format text: FIRST LIEN PATENT SECURITY AGREEMENT;ASSIGNORS:COMMUNICATIONS & POWER INDUSTRIES LLC;CPI RADIANT TECHNOLOGIES DIVISION INC.;ASC SIGNAL CORPORATION;AND OTHERS;REEL/FRAME:043349/0881 Owner name: UBS AG, STAMFORD BRANCH, CONNECTICUT Effective Date: Jul 26, 2017 free format text: SECOND LIEN PATENT SECURITY AGREEMENT;ASSIGNORS:COMMUNICATIONS & POWER INDUSTRIES LLC;CPI RADIANT TECHNOLOGIES DIVISION INC.;ASC SIGNAL CORPORATION;AND OTHERS;REEL/FRAME:043349/0916 Owner name: UBS AG, STAMFORD BRANCH, CONNECTICUT Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043358/0573 Owner name: CPI LOCUS MICROWAVE, INC., CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043358/0573 Owner name: COMMUNICATIONS & POWER INDUSTRIES LLC, CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043358/0573 Owner name: ASC SIGNAL CORPORATION, CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043358/0573 Owner name: CPI RADIANT TECHNOLOGIES DIVISION INC., CALIFORNIA Effective Date: Jul 26, 2017 free format text: RELEASE BY SECURED PARTY;ASSIGNOR:UBS AG, STAMFORD BRANCH;REEL/FRAME:043358/0573 Owner name: CPI MALIBU DIVISION, CALIFORNIA Effective Date: Jul 26, 2017 |
Apr 18, 2017 | I | Issuance | |
Mar 29, 2017 | STCF | INFORMATION ON STATUS: PATENT GRANT | free format text: PATENTED CASE |
Mar 17, 2017 | AS� | SECURITY INTEREST | free format text: SECOND LIEN SECURITY AGREEMENT;ASSIGNORS:COMMUNICATIONS & POWER INDUSTRIES LLC;CPI MALIBU DIVISION;CPI LOCUS MICROWAVE, INC.;AND OTHERS;REEL/FRAME:042050/0862 Owner name: UBS AG, STAMFORD BRANCH, AS COLLATERAL AGENT, CONN Effective Date: Mar 17, 2017 |
Dec 10, 2015 | P | Published | |
Aug 24, 2015 | AS | ASSIGNMENT | free format text: SECURITY INTEREST;ASSIGNOR:COMMUNICATIONS & POWER INDUSTRIES LLC;REEL/FRAME:036401/0537 Owner name: UBS AG, STAMFORD BRANCH, AS COLLATERAL AGENT, CONN Effective Date: Aug 24, 2015 |
Sep 03, 2014 | AS | ASSIGNMENT | free format text: ASSIGNMENT OF ASSIGNORS INTEREST;ASSIGNORS:OVERSTREET, JOHN B.;CASCONE, MICHAEL J.;LAZAR, JOHN A.;AND OTHERS;REEL/FRAME:033660/0698 Owner name: COMMUNICATIONS & POWER INDUSTRIES LLC, CALIFORNIA Effective Date: Sep 03, 2014 |
Jun 09, 2014 | F | Filing |

Matter Detail

Renewals Detail
