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| Date recorded | Event | Details | |
|---|---|---|---|
| 19961107 | PAT1 | Patented Case | DESCRIPTION : NATIONAL OFFICE DATA: PATENTED CASE |
| 19961108 | PAT1 | Patented Case | DESCRIPTION : NATIONAL OFFICE DATA: PATENTED CASE |
| 19961108 | STCF | INFORMATION ON STATUS: PATENT GRANT | DESCRIPTION : PATENTED CASE |
| 19961119 | + | granted / extensions (spc, cpc, pte) | |
| 20000420 | +FPAY | FEE PAYMENT | YEAR OF FEE PAYMENT : 4 |
| 20031209 | +FPAY | FEE PAYMENT | YEAR OF FEE PAYMENT : 8 |
| 20050407 | AS | ASSIGNMENT | DESCRIPTION : PARTYTYPE:OWNER; OWNER:VANDERKLAAUW FAMILY TRUST, THE, FLORIDA; OLDPARTY:ASSIGNMENT OF ASSIGNORS INTEREST; ASSIGNOR:VANDERKLAAUW, PETER M.; REEL/FRAME:016480/0592 EFFECTIVE DATE : 20021126 |
| 20050407 | AS | ASSIGNMENT | DESCRIPTION : PARTYTYPE:OWNER; OWNER:VANDERKLAAUW MARITAL TRUST, THE, FLORIDA; OLDPARTY:ASSIGNMENT OF ASSIGNORS INTEREST; ASSIGNOR:VANDERKLAAUW FAMILY LIVING TRUST, THE; REEL/FRAME:016427/0974 EFFECTIVE DATE : 20050405 |
| 20080408 | +FPAY | FEE PAYMENT | YEAR OF FEE PAYMENT : 12 |
| 20080429 | AS | ASSIGNMENT | DESCRIPTION : PARTYTYPE:OWNER; OWNER:ROOFLIFTERS LLC, CANADA; OLDPARTY:ASSIGNMENT OF ASSIGNORS INTEREST; ASSIGNOR:THE VANDERLKAAUW MARITAL TRUST; REEL/FRAME:020866/0920 EFFECTIVE DATE : 20060930 |
| 20081110 | AS | ASSIGNMENT | DESCRIPTION : PARTYTYPE:OWNER; OWNER:DARLIND CONSTRUCTION, INC., NEW YORK; OLDPARTY:SECURITY AGREEMENT; ASSIGNORS:ROOFLIFTERS, LLC; ROOFLIFTERS, INC.; REEL/FRAME:021805/0255 EFFECTIVE DATE : 20081028 |
| 20150424 | 20 year period | ||
| 20150424 | Calculated Patent Term Expiry | ||
| 20200424 | 25 year period | ||